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AG Publications and Presentations in the Public Domain
 
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NEW

New papers or presentations added.

 

 
Wellbore Stability NEW
Underbalanced Drilling
Sand Production Risk Assessment
Well Stimulation NEW
Heavy Oil and Bitumen NEW
Unconventional Gas Resources NEW
Caprock Integrity NEW
 
In-situ Stress Studies
Petrophysical and Rock Mechanical
 
 Properties
NEW
Naturally Fractured Reservoirs NEW
Microseismic Monitoring
Permafrost
Marine Geotechnique
 

Wellbore Stability

 

McLellan, P.J., Recent Learnings from Geomechanical Investigations of Wellbore Stability in Coalbed Methane Horizontal Wells in Western Canada, Presented at the Joint Society of Professional Well Log Analysts/Canadian Well Logging Society Topical Conference - Geomechanics:  Petrophysics Under Stress, Kananaskis, Alberta, Oct. 29-Nov.2, 2006.

McLellan, P., Hernandez, E., and Podetz, C, Well Planning to Reduce Costs Associated with Borehole Instability in Western Canada, Presented at the 2005 Canadian Association of Drilling Engineers Drilling Conference, Calgary, Alberta, May 17, 2005.

McLellan, P.J., Podetz, C., and Hernandez, E., Just How Stable is a Horizontal Well in Coal?  Early Learnings From Wellbore Stability Investigations in Western Canada, Poster presentation at the 2005 Gussow Geoscience Conference on Coalbed Methane, Canadian Society of Petroleum Geologists, Canmore, Alberta,  March 9-11, 2005.

Bellis, C., Bothwell, P., Burke, L., Grace, R., MacDonald, R. and McLellan, P.J., A Design and Execution of Successful Well Kill on the World's Longest Running Blow-out, SPE 90542 presented at the SPE Annual Technical Conference and Exhibition, Houston, Texas, Sept. 26 -29, 2004.
McLellan, P.J., New Innovations in Borehole Stability Analysis for Horizontal Wells, Poster presented at the PTAC Forum - Drilling Peaks, Valleys and Safety Technology, Calgary, Alberta, May 27, 2004.
McLellan, P.J., Core and Log Derived Rock Mechanical Properties and Their Application to Well Construction, Presentation to the Canadian Well Logging Society, January 21, 2003.
McLellan, P.J., and Hawkes, C.D., Assessing Borehole Instability Risks for Horizontal Wells in Coals and Fractured Shales, Presented at the 4th Annual Unconventional Gas and Coalbed Methane Conference, Calgary, Alberta, October 23-25, 2002.
McLellan, P.J. Better Well Design with Borehole Stability Analysis, SPE Distinguished Lecture, Presented at SPE Section Meetings in North America, Africa, SE Asia and the Middle East in 2002-03.
McLellan, P.J. and Hawkes, C.D., Comparison of Methods for Modeling Borehole Instability and Its Consequences, SPE 78178 Presented at SPE/ISRM Rock Mechanics Conference, Oilrock 2002, Dallas, Texas, October 20-23, 2002.
McLellan, P.J., Hawkes, C.D. and Dallimore, S., Understanding In-Situ Stresses in Permafrost and Gas Hydrates and their Application to Well Design and Drilling Hazards in the Mackenzie Delta, N.W.T., Presentation and Poster Session at the Canadian Society of Petroleum Geologists Annual Convention, Calgary, Alberta, June 3, 2002.
McLellan, P.J., Real Time Wellbore Stability: Recent Experience and Challenges for Land-Based Operations, Presented at the SPE Applied Technology Workshop on Real Time Wellbore Stability, Houston, Texas, May 20-21, 2002.
McLellan, P.J., Hawkes, C.D., Smith, S.,  Coupled Modeling of Borehole Instability and Multiphase Flow for Underbalanced Drilling,  SPE 74447  presented at the IADC Underbalanced Technology Conference, Aberdeen, Scotland, Nov. 27-28, 2001 and at the SPE/IADC Drilling Conference, Dallas, Texas, Feb 26-28, 2002.
McLellan, P.J., and Hawkes, C.D., Borehole Stability, Sand Production and Microseismic Monitoring Innovations for Horizontal Wells, Poster Presentation at the One-day SPE/CIM Horizontal Well Conference, Calgary, Alberta, November 7, 2001.
McLellan, P.J., and Hawkes, C.D., Practical Risk Assessment Techniques for Evaluating Borehole Instability, Presented at the CADE/CAODC Drilling Conference, Calgary, Alberta, October 23-24, 2001.
McLellan, P.J. and Hawkes, C.D., Borehole Stability and Sand Production Risk Assessment for Horizontal Openhole Completions, White Rose Project, Offshore Newfoundland, Leading Technology Case History, Presented at the Newfoundland Offshore Petroleum Show, St. John’s Newfoundland, June 22, 2001.
Hawkes, C.D., McLellan, P.J., Ruan, C.G. and Maurer, W.C., Wellbore Instability in Shales: A Review of Fundamental Principles, Physico-Chemical Mechanisms in Mud-Shale Interaction and GRI-Funded Research, CD-ROM, Part 1: Wellbore Instability in Shales: A Review of Fundamental Principles and GRI-Funded Research, Part 2: Review of Physico-Chemical Mechanisms in Mud-Shale Interaction and their Effects on Wellbore Stability, Gas Research Institute Report No. GRI-99/0025.3, December, 2000.
McLellan, P.J. and Hawkes, C.D., Using In-situ Stresses and Rock Mechanical Properties to Plan Your Best Well Trajectory with STABView, Presented at the GeoCanada 2000 Conference, Calgary, Alberta, June 1, 2000.
McLellan, P.J., Borehole Stability, Sand Control and Geomechanics – Some Recent Heavy Oil Experience, Presented at Slugging It Out VIII, sponsored by the Petroleum Society of CIM, Calgary, Alberta, April 10, 2000.
McLellan, P.J., Wellbore Instability and What You Can Do About It, Back-to-Basics Presentation given to the Petroleum Society of CIM, Calgary, March 21, 2000.
McLellan, P.J., Collapsing Boreholes, Moving Casing and Reservoirs that Talk, Presentation to the Petroleum Engineering Club, University of Calgary, March 17, 2000.
McLellan, P.J., Hawkes, C.D., and Yuan, Y., Minimizing Borehole Instability Risks in Build Sections Through Shales, Presented at the 7th SPE/CIM One Day Conference on Horizontal Well Technology, Calgary, Alberta, Nov. 3, 1999.
Hawkes, C. and McLellan, P.J. Borehole Stability Analysis for Underbalanced Drilling, Paper 99-07, Presented at the Joint CSPG/Petroleum Society Conference, Calgary, Alberta, June 14-18, 1999. Published in the Canadian Journal of Petroleum Technology, Vol. 40, No. 5, 31-38, May, 2001.
McLellan, P.J. and Hawkes, C.D., User-Friendly Borehole Stability Software for Designing Horizontal and Deviated Wells, Presented at the CADE/CAODC Spring Drilling Conference, Paper 99-101, Calgary, Alberta, April 7-8, 1999.
McLellan, P.J. and Hawkes, C.D., Applications of Probabilistic Techniques for Assessing Sand Production and Borehole Instability Risks,  SPE/ISRM 47334, Presented at SPE/ISRM Eurock ’98, Trondheim, Norway, July 8-10, 1998.
Cox, R., McLellan, P.J., and Dwyer, J., Considerations for Drilling of Build Sections with Coiled Tubing, Presented at the 6th Annual One-day SPE/CIM Conference on Horizontal Well Technology, Calgary, Alberta, November 12, 1997.
McLellan, P.J., Reducing Underbalanced Drilling Risks with Borehole Stability Pre-planning, Presentation at the DEA44/67/101 Meeting, Kananaskis, Alberta, June, 1997.
Hawkes, C.D. and McLellan, P.J., A New Model for Predicting Time-Dependent Failure of Shales: Theory and Application, Annual Technical Meeting of the Petroleum Society of CIM, Calgary, June, 1997. Also published in the Journal of Canadian Petroleum Technology, Vol. 30, No. 12, December, 1999.
McLellan, P.J., Borehole Stability - New Tools for Better Well Planning, Presentation to the Canadian Association of Drilling Engineers, January, 1997.
McLellan, P.J., Assessing the Risk of Wellbore Instability in Inclined and Horizontal Wells,  Journal of  Canadian Petroleum Technology, Vol. 35, No. 5, 21-32, May 1996.
Hawkes, C.D. and McLellan, P.J. Transient Poro-elastoplastic Modeling of Yielded Zone Enlargement Around an Unstable Wellbore, Presented at the 2nd North American Rock Mechanics Symposium - NARMS ‘96, Montreal, Quebec, June 1996.
Wan, R., Achari, G., Schacter, R. Joshi, R. and McLellan, P.J., Time-Dependent Effect of Drilling Fluids on Fernie Shales, Presented at the Annual Technical Meeting of the Petroleum Society of CIM, Calgary, 1996. Also published in the Journal of Canadian Petroleum Technology, Vol. 37, No. 5, 47-51, May, 1998.
Wan, R., Achari, G., Schacter, R. Joshi, R. and McLellan, P.J., Effect of Drilling Fluids on Shear Strength Properties of Fernie Shales, Presented at 2nd North American Rock Mechanics Symposium - NARMS ‘96, Montreal, Quebec, June 1996.
McLellan, P.J. and Cormier, K. Borehole Stability in Dipping Fissile Shales, Northeastern British Columbia, SPE 35634,  SPE Gas Technology Symposium, Calgary, Alberta, April, 1996.
Hawkes, C.D., Effects of Pore Pressure Penetration on the Extent of the Yielded Zone Around a Wellbore, Ph.D. thesis, University of New Brunswick, July 1996.
Warren, B.W., McLellan, P.J., and Pratt, K., Wellbore Stability and Drilling Fluids Design for Horizontal Wells in Peace River Oil Sands, Alberta, SPE/IADC  29426, Amsterdam, The Netherlands, Feb. 1995.
McLellan, P.J. and Wilcox, M., Wellbore Instability in Build Sections of Horizontal Wells, Presented at the Drilling Engineering Association International Meeting for DEA44/67, Calgary, June, 1995.
McLellan, P.J., Wang, Y., Predicting the Effects of Pore Pressure Penetration on the Extent of Wellbore Instability: Application of  a Versatile Poro-Elastoplastic Model, SPE/ISRM 28053, EUROCK 94 - Rock Mechanics in Petroleum Engineering, A Joint SPE/ISRM Meeting, The Hague, Netherlands, August 1994.
Underbalanced Drilling

McLellan, P., Hernandez, E., and Podetz, C, Well Planning to Reduce Costs Associated with Borehole Instability in Western Canada, Presented at the 2005 Canadian Association of Drilling Engineers Drilling Conference, Calgary, Alberta, May 17, 2005.

McLellan, P.J. and Hawkes, C.D., Comparison of Methods for Modeling Borehole Instability and Its Consequences, SPE 78178, Presented at SPE/ISRM Rock Mechanics Conference, Oilrock 2002, Dallas, Texas, October 20-23, 2002.
McLellan, P.J., Real Time Wellbore Stability: Recent Experience and Challenges for Land-Based Operations, Presented at the SPE Applied Technology Workshop on Real Time Wellbore Stability, Houston, Texas, May 20-21, 2002.
McLellan, P.J., Hawkes, C.D., Smith, S.,  Coupled Modeling of Borehole Instability and Multiphase Flow for Underbalanced Drilling,  SPE 74447  presented at the IADC Underbalanced Technology Conference, Aberdeen, Scotland, Nov. 27-28, 2001 and at the SPE/IADC Drilling Conference, Dallas, Texas, Feb 26-28, 2002.
Hawkes, C. and McLellan, P.J. Borehole Stability Analysis for Underbalanced Drilling, Paper 99-07, Presented at the Joint CSPG/Petroleum Society Conference, Calgary, Alberta, June 14-18, 1999. Published in the Canadian Journal of Petroleum Technology, Vol. 40, No. 5, 31-38, May, 2001.
McLellan, P.J. and Hawkes, C.D., User-Friendly Borehole Stability Software for Designing Horizontal and Deviated Wells, Presented at the CADE/CAODC Spring Drilling Conference, Paper 99-101, Calgary, Alberta, April 7-8, 1999.
Cox, R., McLellan, P.J., and Dwyer, J., Considerations for Drilling of Build Sections with Coiled Tubing, Presented at the 6th Annual One-day SPE/CIM Conference on Horizontal Well Technology, Calgary, Alberta, November 12, 1997.
McLellan, P.J., Reducing Underbalanced Drilling Risks with Borehole Stability Pre-planning, Presentation at the DEA44/67/101 Meeting, Kananaskis, Alberta, June, 1997.
Plaxton, B.L. , McLellan, P.J. and Pratt, K., Modeling Drilling Rate of Penetration in Underbalanced Horizontal Wells – A Case Study, Paper 97-122 presented at the CADE/CAODC Spring Drilling Conference, Calgary, April 8-10, 1997.
McLellan, P.J. and Wilcox, M., Wellbore Instability in Build Sections of Horizontal Wells, Presented at the Drilling Engineering Association International Meeting for DEA44/67, Calgary, June, 1995.
McLellan, P.J., Wang, Y., Predicting the Effects of Pore Pressure Penetration on the Extent of Wellbore Instability: Application of  a Versatile Poro-Elastoplastic Model, SPE/ISRM 28053, EUROCK 94 - Rock Mechanics in Petroleum Engineering, A Joint SPE/ISRM Meeting, The Hague, Netherlands, August 1994.
Sand Production Risk Assessment

McLellan, P.J. and Hawkes, C.D., Comparison of Methods for Modeling Borehole Instability and Its Consequences, SPE 78178, Presented at SPE/ISRM Rock Mechanics Conference, Oilrock 2002, Dallas, Texas, October 20-23, 2002.
Hawkes, C.D. and McLellan, P.J., Numerical Modeling Tools and Techniques for Assessing Sand Production Risks,  Poster Presentation at the SPE Advanced Technology Workshop on Sand Production and Control, San Antonio, Texas, November 13-15, 2001.
 
McLellan, P.J., and Hawkes, C.D., Borehole Stability, Sand Production and Microseismic Monitoring Innovations for Horizontal Wells,  Poster Presentation at the One-day SPE/CIM Horizontal Well Conference, Calgary, Alberta, November 7, 2001.
McLellan, P.J. and Hawkes, C.D., Borehole Stability and Sand Production Risk Assessment for Horizontal Openhole Completions, White Rose Project, Offshore Newfoundland, Leading Technology Case History, Presented at the Newfoundland Offshore Petroleum Show, St. John’s Newfoundland, June 22, 2001.
McLellan, P.J. and Hawkes, C.D., Sand Production and Control in Horizontal Wells for Gas Storage Reservoirs,  SPE  65510 presented at the 2000 SPE/CIM International Conference on Horizontal Well Technology, Calgary, Alberta, November 6-8, 2000.
McLellan, P.J., Borehole Stability, Sand Control and Geomechanics – Some Recent Heavy Oil Experience, Presented at Slugging It Out VIII, sponsored by the Petroleum Society of CIM, Calgary, Alberta, April 10, 2000.
McLellan, P.J. and Hawkes, C.D., Applications of Probabilistic Techniques for Assessing Sand Production an Borehole Instability Risks,  SPE/ISRM 47334, Presented at SPE/ISRM Eurock ’98, Trondheim, Norway, July 8-10, 1998.
Hawkes, C. and McLellan, P.J., Transient Poro-elastoplastic Modeling of Yielded Zone Enlargement Around an Unstable Wellbore, Presented at the 2nd North American Rock Mechanics Symposium - NARMS ‘96, Montreal, Quebec, June 1996.
McLellan, P.J., Wang, Y., Predicting the Effects of Pore Pressure Penetration on the Extent of Wellbore Instability: Application of  a Versatile Poro-Elastoplastic Model, SPE/ISRM 28053, EUROCK 94 - Rock Mechanics in Petroleum Engineering, A Joint SPE/ISRM Meeting, The Hague, Netherlands, August 1994.

Well Stimulation

McLellan, P.J., Using Geomechanics to Plan Horizontal Gas Shale Wells: Wellbore Stability, Hydraulic Fracturing and Natural Fractures, Abstract of a presentation given at the 2006 Gas Shales Canadian Summit, Sponsored by the Strategic Research Institute, Calgary, Alberta, September 12, 2006.

McLellan, P.J., Understanding & Modeling Hydraulic Fracturing at Shallow Depth: A Joint Industry ProjectPresentation given at the Water Innovation Forum, Sponsored by the Petroleum Technology Alliance of Canada, Calgary, Alberta, June 15, 2006.

McLellan, P.J., Proposal for a Joint-Industry Project on Shallow Hydraulic Fracturing Operations for Coalbed Methane and Unconventional Gas, Abstract of a presentation given at the Shallow Gas Production Technology Forum, Sponsored by the Petroleum Technology Alliance of Canada, Calgary, Alberta, March 15, 2006.

Read, R.S. and Maxwell, S., Microseismic Monitoring for Fracture Diagnostics, Presented at the PTAC Shallow Gas Forum, Calgary, Alberta, June 21, 2001.
Bell, J.S., Price, P.R., and McLellan, P.J., In-Situ Stress in the Western Canada Sedimentary Basin, Chapter 29 in the Geological Atlas of the Western Canada Sedimentary Basin, ISPG/ARC/CSPG, 1994.
McLellan, P.J., Designing Stimulation Treatments to Account for Natural Fractures, Presented to the Petroleum Society of CIM Technical Meeting, Calgary, Alberta, March 10, 1993.
McLellan, P.J., Lawrence, K.H., and Cormier, K.W., A Multiple Zone Acid Stimulation Treatment of a Horizontal Well, Midale,  Saskatchewan, Journal of Canadian Petroleum Technology, Vol. 31, No. 4, 71-82, April 1992. (Selected as one of the best papers presented at the 42nd Annual Technical Meeting of the Petroleum Society)
McLellan, P.J. and Janz, H.J., New Insights into Fracturing Pressure Interpretation: Case Study of Minifracture Tests in a Naturally Fractured Gas Reservoir, Journal of Canadian Petroleum Technology, Vol. 30, No. 6, 75-84,  Nov.-Dec. 1991.
McLellan, P.J. and Woodland, D., A Compilation of Minifrac Instantaneous Shut-in Pressures and Closure Pressures from Western Canada, Poster presentation at the Second International Workshop on Hydraulic Fracturing Stress Measurement, International Society for Rock Mechanics, Minneapolis, Minnesota, June 1988.
McLellan, P.J., In Situ Stress Prediction and Measurement by Hydraulic Fracturing, Wapiti, Alberta, Journal of Canadian Petroleum Technology, Vol. 27, No. 2, 85-95, March, 1988.
Heavy Oil and Bitumen

McLellan, P.J. and Collins, P. (Editors), Geomechanics Chapter , The CHOA Handbook, Canadian Heavy Oil Association, pp. 397-446, 2006.  

McLellan, P.J., Learnings from Coupled Reservoir-Geomechanical Simulation Studies for SAGD in Athabasca Oil Sands Reservoirs, Alberta, Presentation at the SPE Advanced Technology Workshop on Thermal Heavy Oil and Bitumen Recovery, Calgary, Alberta, March 14-15, 2006.

McLellan, P.J., Unconventional Heavy Oil & Bitumen: Some Geomechanical Aspects, Abstract of a presentation given at the Petroleum Technology Alliance of Canada sponsored Roadmap Workshop on Unconventional Heavy Oil and Bitumen, Calgary, Alberta, March 2, 2006.

McLellan, P.J., Gillen, K., Podetz, C., and Zimmer, U., Geological and Geomechanical Aspects of Caprock Integrity Assessment in Alberta for Thermal Recovery Projects, Poster Presented at the CSPG/CHOA/CWLS Joint Conference, Calgary, Alberta, May 31 -June 4, 2004.
McLellan, P.J. and Read, R.S., Geomechanical Assessment of Caprock Integrity for Cold Production and Thermal Recovery Processes, Presented to the Lloydminster Section of the Petroleum Society of CIM, Lloydminster, Alberta, February 12, 2001.
McLellan, P.J., Read R.S., and Gillen, K.P., Assessing Caprock Integrity for Steam-Assisted Gravity Drainage (SAGD) Projects in Heavy Oil Reservoirs, SPE 65521 Presented at the 2000 SPE/CIM International Conference on Horizontal Well Technology, Calgary, Alberta, November 6-8, 2000.
Read, R.S., McLellan, P.J., and Maxwell, S., Integrated Application of Microseismic Monitoring and Geomechanical Modeling to Characterize the Effects of Conventional and Thermal Recovery Processes, Presented at the PTAC Enhanced Petroleum Recovery Research and Technology Development Priorities Workshop, Calgary, Alberta, September 26, 2000.
McLellan, P.J., Borehole Stability, Sand Control and Geomechanics – Some Recent Heavy Oil Experience, Presented at Slugging It Out VIII, sponsored by the Petroleum Society of CIM, Calgary, Alberta, April 10, 2000.
Hawkes, C. and McLellan, P.J., Transient Poro-elastoplastic Modeling of Yielded Zone Enlargement Around an Unstable Wellbore, Presented at the 2nd North American Rock Mechanics Symposium - NARMS ‘96, Montreal, Quebec, June 1996.
Warren, B.W., McLellan, P.J., and Pratt, K., Wellbore Stability and Drilling Fluids Design for Horizontal Wells in Peace River Oil Sands, Alberta, SPE/IADC  29426, Amsterdam, Netherlands, Feb. 1995.
McLellan, P.J., Wang, Y., Predicting the Effects of Pore Pressure Penetration on the Extent of Wellbore Instability: Application of  a Versatile Poro-Elastoplastic Model, SPE/ISRM 28053, EUROCK 94 - Rock Mechanics in Petroleum Engineering, A Joint SPE/ISRM Meeting, The Hague, Netherlands, August 1994.
 
Unconventional Gas Resources
 
 

Goldberg, D., Weinberger, J., and McLellan, P., In Situ Evaluation of Natural Gas Hydrate Systems Using Borehole Logs, Chapter in a Society of Exploration Geophysicists Monograph on Gas Hydrates, (in review), September 2006.

McLellan, P.J., Using Geomechanics to Plan Horizontal Gas Shale Wells: Wellbore Stability, Hydraulic Fracturing and Natural Fractures, Abstract of a presentation given at the 2006 Gas Shales Canadian Summit, Sponsored by the Strategic Research Institute, Calgary, Alberta, September 12, 2006.

McLellan, P.J., Understanding & Modeling Hydraulic Fracturing at Shallow Depth: A Joint Industry ProjectPresentation given at the Water Innovation Forum, Sponsored by the Petroleum Technology Alliance of Canada, Calgary, Alberta, June 15, 2006.

McLellan, P.J., Proposal for a Joint-Industry Project on Shallow Hydraulic Fracturing Operations for Coalbed Methane and Unconventional Gas, Abstract of a presentation given at the Shallow Gas Production Technology Forum, Sponsored by the Petroleum Technology Alliance of Canada, Calgary, Alberta, March 15, 2006.

Wilson, N.S., Enkin, R,J., McLellan, P.J., Low, C., Podetz, C.G., Dallimore, S.R., Fayek, M., Taylor, B., Diagenesis, Magnetism and Geomechanics of the Mallik 5L-38 Gas Hydrate Reservoir, Mackenzie Delta, Canada, Abstract of a Poster Presented at the AAPG Annual Convention, Calgary, Alberta, June 19-22, 2005.

McLellan, P.J., Gillen, K.P., Podetz, C.G., Dallimore, S.R., Inoue, T., and Hancock, S.H., In situ stresses in the Mallik area; in Scientific Results from the Mallik 2002 Gas Hydrate Production Research Well Program, Mackenzie Delta, Northwest Territories, Canada, (ed.) S.R. Dallimore and T.S. Collett; Geological Survey of Canada, Bulletin 585, 15p.

McLellan, P.J., Gillen, K.P., Podetz, C.G., and Dallimore, S.R., Characteristics of natural fractures in the JAPEX/JNOG/GSC et al. Mallik 5L-38 gas hydrate production research well; in Scientific Results from the Mallik 2002 Gas Hydrate Production Research Well Program. Mackenzie Delta, Northwest Territories, Canada, (ed.) SR. Dallimore and T.S. Collett; Geological Survey of Canada, Bulletin 585, 13p.

McLellan, P.J., Geomechanics of the Mallik Gas Hydrate Reservoir, Mackenzie Delta, NWT, Presentation to the Emerging Petroleum Systems Division of the Canadian Society of Petroleum Geologists, Calgary, Alberta, April 20, 2005.

McLellan, P.J., Podetz, C., and Hernandez, E., Just How Stable is a Horizontal Well in Coal?  Early Learnings From Wellbore Stability Investigations in Western Canada, Poster presentation at the 2005 Gussow Geoscience Conference on Coalbed Methane, Canadian Society of Petroleum Geologists, Canmore, Alberta,  March 9-11, 2005.

McLellan, P.J., Gillen, K., Podetz, C., and Dallimore, S., In-situ Stresses and Natural Fractures of the Mallik Gas Hydrate Reservoir, Mackenzie Delta, N.W.T., Canada, Presented at the AAPG Hedberg Conference, Vancouver, B.C., Sept. 12-16, 2004
McLellan, P., Podetz, C., Peterson, J., Gillen, K., Hancock, S. Dallimore, S., Inoue, T., In-situ Stresses in the Mallik Area, Mackenzie Delta, N.W.T., Presented at the Mallik International Symposium (Mallik 2002 Gas Hydrate Production Research Well Program), Makuhari, Japan, Dec. 8-10, 2003.
McLellan, P., Gillen, K., Podetz, C., Dallimore, S., Characteristics of Natural Fractures in the Mallik 5L-38 Gas Hydrate Research Well, Mackenzie Delta, N.W.T., Presented at the Mallik International Symposium (Mallik 2002 Gas Hydrate Production Research Well Program), Makuhari, Japan, Dec. 8-10, 2003.
McLellan, P.J., and Hawkes, C.D., Assessing Borehole Instability Risks for Horizontal Wells in Coals and Fractured Shales, Presented at the 4th Annual Unconventional Gas and Coalbed Methane Conference, Calgary, Alberta, October 23-25, 2002.
 
McLellan, P.J., In-Situ Stresses and Their Application to Coalbed Methane Extraction and CO2 Sequestration, Presentation given at the Canadian Coalbed Methane Forum Technical Conference, Calgary, Alberta, September 22, 1999.
Caprock Integrity

McLellan, P.J., Using Geomechanics to Plan Horizontal Gas Shale Wells: Wellbore Stability, Hydraulic Fracturing and Natural Fractures, Abstract of a presentation given at the 2006 Gas Shales Canadian Summit, Sponsored by the Strategic Research Institute, Calgary, Alberta, September 12, 2006.

McLellan, P.J., Understanding & Modeling Hydraulic Fracturing at Shallow Depth: A Joint Industry ProjectPresentation given at the Water Innovation Forum, Sponsored by the Petroleum Technology Alliance of Canada, Calgary, Alberta, June 15, 2006.

McLellan, P.J., Unconventional Heavy Oil & Bitumen: Some Geomechanical Aspects, Abstract of a Presentation Given at the Petroleum Technology Alliance of Canada sponsored Roadmap Workshop on Unconventional Heavy Oil and Bitumen, Calgary, Alberta, March 2, 2006.
Bellis, C., Bothwell, P., Burke, L., Grace, R., MacDonald, R. and McLellan, P.J., Design and Execution of Successful Well Kill on the World's Longest Running Blow-out, SPE 90542 presented at the SPE Annual Technical Conference and Exhibition, Houston, Texas, Sept. 26 -29, 2004.
Hawkes, C. McLellan, P., Zimmer, U., Bachu, S., Geomechanical Factors Affecting Geological Storage of CO2 in Depleted Oil and Gas Reservoirs, CIPC 2004-258, Presented at the Canadian International Petroleum Conference, Calgary, Alberta, June 8-10, 2004.
Hawkes, C. McLellan, P., Zimmer, U., Bachu, S., Geomechanical Factors Affecting Geological Storage of CO2 in Depleted Oil and Gas Reservoirs, Presented at Gulf Rocks ’04, the 6th North American Rock Mechanics Symposium, Houston, Texas, June 5-9, 2004.
McLellan, P.J., Gillen, K., Podetz, C., and Zimmer, U., Geological and Geomechanical Aspects of Caprock Integrity Assessment in Alberta for Thermal Recovery Projects, Poster Presented at the CSPG/CHOA/CWLS Joint Conference, Calgary, Alberta, May 31 -June 4, 2004.
McLellan, P., Gillen, K., Podetz, C., Zimmer, U., Geological and Geomechanical Aspects of Caprock Integrity Assessment in Alberta for Injecting Steam, Natural Gas, Greenhouse Gases and Produced Water and Solids, Poster presented at the CSPG Gussow Conference on Water Resources & Energy Development, Canmore, Alberta, March 19-20, 2004.
Maxwell, S., Urbancic, T., McLellan, P., Assessing the Feasibility of Reservoir Monitoring Using Induced Seismicity, Presented at the EAGE 65th Conference and Exhibition, Stavanger, Norway, June 2-5, 2003.
McLellan, P.J. and Read, R.S., Geomechanical Assessment of Caprock Integrity for Cold Production and Thermal Recovery Processes, Presented to the Lloydminster Section of the Petroleum Society of CIM, Lloydminster, Alberta, February 12, 2001.
McLellan, P.J., Read R.S., and Gillen, K.P., Assessing Caprock Integrity for Steam-Assisted Gravity Drainage (SAGD) Projects in Heavy Oil Reservoirs, SPE 65521 Presented at the 2000 SPE/CIM International Conference on Horizontal Well Technology, Calgary, Alberta, November 6-8, 2000.
Read, R.S., McLellan, P.J., and Maxwell, S., Integrated Application of Microseismic Monitoring and Geomechanical Modeling to Characterize the Effects of Conventional and Thermal Recovery Processes, Presented at the PTAC Enhanced Petroleum Recovery Research and Technology Development Priorities Workshop, Calgary, Alberta, September 26, 2000.

In-situ Stress Studies

Wilson, N.S., Enkin, R,J., McLellan, P.J., Low, C., Podetz, C.G., Dallimore, S.R., Fayek, M., Taylor, B., Diagenesis, Magnetism and Geomechanics of the Mallik 5L-38 Gas Hydrate Reservoir, Mackenzie Delta, Canada, Abstract of a Poster Presented at the AAPG Annual Convention, Calgary, Alberta, June 19-22, 2005.

McLellan, P.J., Gillen, K.P., Podetz, C.G., Dallimore, S.R., Inoue, T., and Hancock, S.H., In situ stresses in the Mallik area; in Scientific Results from the Mallik 2002 Gas Hydrate Production Research Well Program, Mackenzie Delta, Northwest Territories, Canada, (ed.) S.R. Dallimore and T.S. Collett; Geological Survey of Canada, Bulletin 585, 15p.

McLellan, P.J., Geomechanics of the Mallik Gas Hydrate Reservoir, Mackenzie Delta, NWT, Presentation to the Emerging Petroleum Systems Division of the Canadian Society of Petroleum Geologists, Calgary, Alberta, April 20, 2005.

McLellan, P.J., Gillen, K., Podetz, C., and Dallimore, S., In-situ Stresses and Natural Fractures of the Mallik Gas Hydrate Reservoir, Mackenzie Delta, N.W.T., Canada, Presented at the AAPG Hedberg Conference, Vancouver, B.C., Sept. 12-16, 2004.
McLellan, P., Podetz, C., Peterson, J., Gillen, K., Hancock, S. Dallimore, S., Inoue, T., In-situ Stresses in the Mallik Area, Mackenzie Delta, N.W.T., Presented at the Mallik International Symposium (Mallik 2002 Gas Hydrate Production Research Well Program), Makuhari, Japan, Dec. 8-10, 2003.
McLellan, P.J., Hawkes, C.D. and Dallimore, S., Understanding In-Situ Stresses in Permafrost and Gas Hydrates and their Application to Well Design and Drilling Hazards in the Mackenzie Delta, N.W.T., Presentation and Poster Session at the Canadian Society of Petroleum Geologists Annual Convention, Calgary, Alberta, June 3, 2002.
McLellan, P.J. and Hawkes, C.D., Using In-situ Stresses and Rock Mechanical Properties to Plan Your Best Well Trajectory with STABView, Presented at the GeoCanada 2000 Conference, Canadian Society of Petroleum Geologists, Calgary, Alberta, June 1, 2000.
McLellan, P.J., In-Situ Stresses and Their Application to Coalbed Methane Extraction and CO2 Sequestration, Presentation given at the Canadian Coalbed Methane Forum Technical Conference, Calgary, Alberta, September 22, 1999.
McLellan, P.J., Feasibility of Determining In-situ Stress in Permafrost of the Mackenzie Delta, Northwest Territories, In The Mackenzie Delta Borehole Project, Multimedia CD edited by S.R. Dallimore and J.V. Matthews, Jr., Geological Survey of Canada, April, 1997.
Bell, J.S. and McLellan, P.J., Geomechanical Controls on the Permeability of Fractured Reservoirs, Poster presented at the Annual Technical Conference of the Canadian Society of Petroleum Geologists, Calgary, June, 1997.
Bell J.S. and P.J. McLellan, Basin Stresses - Insights to Aid Hydrocarbon Exploration and Production, Poster presentation at the CSPG-CWLS Symposium - Exploration, Exploitation and Evaluation, Calgary, May 28-31, 1995.
Bell, J.S. and P.J. McLellan, Exploration and Production Implications of Subsurface Rock Stresses in Western Canada, Poster presentation, Proceedings of the Oil and Gas Forum '95 - Energy from Sediments, Calgary, Geological Survey of Canada Open File 3058, March 28-29, 1995.
Bell, J.S., Price, P.R., and McLellan, P.J., In-Situ Stress in the Western Canada Sedimentary Basin, Chapter 29 in the Geological Atlas of the Western Canada Sedimentary Basin, ISPG/ARC/CSPG, 1994.
McLellan, P.J., Designing Stimulation Treatments to Account for Natural Fractures, Presented to the Petroleum Society of CIM Technical Meeting, March 10, 1993.
McLellan, P.J., Lawrence, K.H., and Cormier, K.W., A Multiple Zone Acid Stimulation Treatment of a Horizontal Well,  Midale,  Saskatchewan, Journal of Canadian Petroleum Technology,  Vol. 31, No. 4, 71-82, April 1992. (Selected as one of the best papers presented in the 42nd Annual Technical Meeting of the Petroleum Society)
McLellan, P.J. and Janz, H.J., New Insights into Fracturing Pressure Interpretation: Case Study of Minifracture Tests in a Naturally Fractured Gas Reservoir, Journal of Canadian Petroleum Technology,  Vol. 30, No. 6, 75-84, Nov.-Dec. 1991.
Bell, J.S., Price, P.R., and McLellan, P.J., In-Situ Stress in the Western Canada Sedimentary Basin, Paper and a Poster presented at the Canadian Society of Petroleum Geologists Annual Conference, Calgary, May 30, 1990.
McLellan, P.J. and Woodland, D., A Compilation of Minifrac Instantaneous Shut-in Pressures and Closure Pressures from Western Canada, Poster Session presented at the Second International Workshop on Hydraulic Fracturing Stress Measurement, Minneapolis, ISRM, Minnesota, June 1988.
McLellan, P.J., In Situ Stress Prediction and Measurement by Hydraulic Fracturing, Wapiti, Alberta, Journal of Canadian Petroleum Technology, Vol. 27, No. 2, 85-95, March, 1988.
Petrophysical and Rock Mechanical Properties

 

Goldberg, D., Weinberger, J., and McLellan, P., In Situ Evaluation of Natural Gas Hydrate Systems Using Borehole Logs, Chapter in a Society of Exploration Geophysicists Monograph on Gas Hydrates, (in review), September 2006.

McLellan, P.J., Core and Log Derived Rock Mechanical Properties and Their Application to Well Construction, Presentation to the Canadian Well Logging Society, January 21, 2003.
Wan, R., Achari, G., Schacter, R. Joshi, R. and McLellan, P.J., Time-Dependent Effect of Drilling Fluids on Fernie Shales, Presented at the Annual Technical Meeting of the Petroleum Society of CIM, Calgary, 1996. Also published in the Journal of Canadian Petroleum Technology, Vol. 4, No. 5, 47-51, May 1998.
Wan, R., Achari, G., Schacter, R. Joshi, R. and McLellan, P.J., Effect of Drilling Fluids on Shear Strength Properties of Fernie Shales, Presented at 2nd North American Rock Mechanics Symposium - NARMS ‘96, Montreal, Quebec, June 1996.
McLellan, P.J. and Cormier, K., Borehole Stability in Dipping Fissile Shales, Northeastern British Columbia, SPE 35634,  SPE Gas Technology Symposium, Calgary, Alberta, April, 1996.
Hawkes, C.D., Effects of Pore Pressure Penetration on the Extent of the Yielded Zone Around a Wellbore, Ph.D. thesis, University of New Brunswick, July 1996.
McLellan, P.J. and Hawkes, C.D.,  Rock Mechanical and Transport Properties of Blackstone Formation Shales of the Rocky Mountain Foothills,  Alberta, Poster presentation at the CSPG-CWLS Symposium - Exploration, Exploitation and Evaluation, Calgary, May 28-31, 1995.
Warren, B.W., McLellan, P.J., and Pratt, K., Wellbore Stability and Drilling Fluids Design for Horizontal Wells in Peace River Oil Sands, Alberta, SPE/IADC  29426, Amsterdam, The Netherlands, Feb. 1995.
Naturally Fractured Reservoirs

 

Goldberg, D., Weinberger, J., and McLellan, P., In Situ Evaluation of Natural Gas Hydrate Systems Using Borehole Logs, Chapter in a Society of Exploration Geophysicists Monograph on Gas Hydrates, (in review), September 2006.

McLellan, P.J., Unconventional Heavy Oil & Bitumen: Some Geomechanical Aspects, Abstract of a Presentation Given at the Petroleum Technology Alliance of Canada sponsored Roadmap Workshop on Unconventional Heavy Oil and Bitumen, Calgary, Alberta, March 2, 2006.

Wilson, N.S., Enkin, R,J., McLellan, P.J., Low, C., Podetz, C.G., Dallimore, S.R., Fayek, M., Taylor, B., Diagenesis, Magnetism and Geomechanics of the Mallik 5L-38 Gas Hydrate Reservoir, Mackenzie Delta, Canada, Abstract of a Poster Presented at the AAPG Annual Convention, Calgary, Alberta, June 19-22, 2005.

McLellan, P.J., Gillen, K.P., Podetz, C.G., and Dallimore, S.R., Characteristics of natural fractures in the JAPEX/JNOG/GSC et al. Mallik 5L-38 gas hydrate production research well; in Scientific Results from the Mallik 2002 Gas Hydrate Production Research Well Program. Mackenzie Delta, Northwest Territories, Canada, (ed.) SR. Dallimore and T.S. Collett; Geological Survey of Canada, Bulletin 585, 13p.

McLellan, P.J., Geomechanics of the Mallik Gas Hydrate Reservoir, Mackenzie Delta, NWT, Presentation to the Emerging Petroleum Systems Division of the Canadian Society of Petroleum Geologists, Calgary, Alberta, April 20, 2005.

McLellan, P.J., Gillen, K., Podetz, C., and Dallimore, S., In-situ Stresses and Natural Fractures of the Mallik Gas Hydrate Reservoir, Mackenzie Delta, N.W.T., Canada, Presented at the AAPG Hedberg Conference, Vancouver, B.C., Sept. 12-16, 2004.
McLellan, P., Gillen, K., Podetz, C., Dallimore, S., Characteristics of Natural Fractures in the Mallik 5L-38 Gas Hydrate Research Well, Mackenzie Delta, N.W.T., Presented at the Mallik International Symposium (Mallik 2002 Gas Hydrate Production Research Well Program), Makuhari, Japan, Dec. 8-10, 2003.
McLellan, P.J., and Hawkes, C.D., Assessing Borehole Instability Risks for Horizontal Wells in Coals and Fractured Shales, Presented at the 4th Annual Unconventional Gas and Coalbed Methane Conference, Calgary, Alberta, October 23-25, 2002.
McLellan, P.J. and Hawkes, C.D., Using In-situ Stresses and Rock Mechanical Properties to Plan Your Best Well Trajectory with STABView, Presented at the GeoCanada 2000 Conference, Canadian Society of Petroleum Geologists, Calgary, Alberta, June 1, 2000.
McLellan, P.J., and Gillen, K.P., Characterizing Natural Fractures in the Near-Wellbore Area for Evaluating the Feasibility of Water Shut-off Technologies, Presentation at the Petroleum Technology Alliance of Canada (PTAC) Technical Information Session on Water Shut-off Technology, Calgary, Alberta, February 9, 2000.
 
McLellan, P.J., In-Situ Stresses and Their Application to Coalbed Methane Extraction and CO2 Sequestration, Presentation given at the Canadian Coalbed Methane Forum Technical Conference, Calgary, Alberta, September 22, 1999.
Gillen, K.P. and McLellan, P.J., Natural Fracture Connectivity: Case Studies from Fractured Mississippian Carbonate Reservoirs, Poster presented at the Annual Technical Conference of the Canadian Society of Petroleum Geologists, Calgary, Alberta, June, 1999.
Bell, J.S. and McLellan, P.J., Geomechanical Controls on the Permeability of Fractured Reservoirs, Poster presented at the Annual Technical Conference of the Canadian Society of Petroleum Geologists, Calgary, Alberta, June, 1997.
McLellan, P.J. and Cormier, K. Borehole Stability in Dipping Fissile Shales, Northeastern British Columbia, SPE 35634,  SPE Gas Technology Symposium, Calgary, Alberta, April, 1996.
Bell J.S. and P.J. McLellan, Basin Stresses - Insights to Aid Hydrocarbon Exploration and Production, Poster presented at the CSPG-CWLS Symposium - Exploration, Exploitation and Evaluation, Calgary, May 28-31, 1995.
McLellan, P.J., Designing Stimulation Treatments to Account for Natural Fractures, Presented to the Petroleum Society of CIM Technical Meeting, March 10, 1993.
McLellan, P.J., Lawrence, K.H., and Cormier, K.W., A Multiple Zone Acid Stimulation Treatment of a Horizontal Well, Midale,  Saskatchewan, Journal of Canadian Petroleum Technology,  Vol. 31, No. 4, 71-82, April 1992. (Selected as one of the best papers presented at the 42nd Annual Technical Meeting of the Petroleum Society)
McLellan, P.J. and Janz, H.J., New Insights into Fracturing Pressure Interpretation: Case Study of Minifracture Tests in a Naturally Fractured Gas Reservoir, Journal of Canadian Petroleum Technology, Vol. 30, No. 6, 75-84,  Nov.-Dec. 1991.
Microseismic Monitoring

Consulting Engineers of Alberta (CEA), Award of Excellence: Studies, Software, Special Projects. Turtle Mountain Monitoring Project, In Alberta Innovators, Published by Venture Publishing Inc., Edmonton, Alberta, 2006.
McLellan, P.J., Gillen, K., Podetz, C., and Zimmer, U., Geological and Geomechanical Aspects of Caprock Integrity Assessment in Alberta for Thermal Recovery Projects, Poster Presented at the CSPG/CHOA/CWLS Joint Conference, Calgary, Alberta, May 31 -June 4, 2004.
Maxwell, S., Urbancic, T., McLellan, P., Assessing the Feasibility of Reservoir Monitoring Using Induced Seismicity, Presented at the EAGE 65th Conference and Exhibition, Stavanger, Norway, June 2-5, 2003.
McLellan, P.J., and Hawkes, C.D., Borehole Stability, Sand Production and Microseismic Monitoring Innovations for Horizontal Wells, Poster presentation at the One-day SPE/CIM Horizontal Well Conference, Calgary, Alberta, November 7, 2001.
Read, R.S. and Maxwell, S., Microseismic Monitoring for Fracture Diagnostics, Presented at the PTAC Shallow Gas Forum, Calgary, Alberta, June 21, 2001.
Read, R.S., McLellan, P.J., and Maxwell, S., Integrated Application of Microseismic Monitoring and Geomechanical Modeling to Characterize the Effects of Conventional and Thermal Recovery Processes, Presented at the PTAC Enhanced Petroleum Recovery Research and Technology Development Priorities Workshop, Calgary, Alberta, September 26, 2000.
McLellan, P.J., In-situ Stress Prediction and Measurement by Hydraulic Fracturing, Wapiti, Alberta, Journal of Canadian Petroleum Technology, Vol. 27, No. 2, 85-95, March, 1988.
Permafrost

McLellan, P.J., Hawkes, C.D. and Dallimore, S., Understanding In-Situ Stresses in Permafrost and Gas Hydrates and their Application to Well Design and Drilling Hazards in the Mackenzie Delta, N.W.T., Presentation and Poster Session at the Canadian Society of Petroleum Geologists Annual Convention, Calgary, Alberta, June 3, 2002.
McLellan, P.J., Feasibility of Determining In-situ Stress in Permafrost of the Mackenzie Delta, Northwest Territories, In The Mackenzie Delta Borehole Project, Multimedia CD edited by S.R. Dallimore and J.V. Mattews Jr., Geological Survey of Canada, April 1997.
Marine Geotechnique

 
McLellan, P.J., King, D. and O’Connor, M.J., Geological Data Compilation for Marine Areas of the Canadian Arctic Archipelago, Prepared by M.J. O’Connor and Associates Ltd. for the Geological Survey of Canada, GSC Open File 1159, 31 maps, 2 volumes, 1985.
McLellan, P.J., Agar, J., and O’Connor, M.J., Geotechnical Properties and Engineering Implications of the Sediments of the Kringalik Plateau Region, Canadian Beaufort Sea, Prepared by M.J. O’Connor and Associates Ltd. for the Geological Survey of Canada, 1984.
McLellan, P.J., Agar, J., and O’Connor, M.J., Geotechnical Properties and Engineering Implications of the Sediments of the Akpak Plateau Region, Canadian Beaufort Sea, Prepared by M.J. O’Connor and Associates Ltd. for the Geological Survey of Canada, 1984.

 

 


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