Anisotropic stress models improve completion design in the Baxter Shale S Higgins, S Goodwin, A Donald, T Bratton, G Tracy SPE Annual Technical Conference and Exhibition?, SPE-115736-MS, 2008 | 242 | 2008 |
Method for designing and optimizing drilling and completion operations in hydrocarbon reservoirs T Bratton, R Koepsell, T Olsen, A Donald US Patent 7,953,587, 2011 | 133 | 2011 |
Formation anisotropy parameters using borehole sonic data J Walsh, B Sinha, A Donald SPWLA Annual Logging Symposium, SPWLA-2006-TT, 2006 | 76 | 2006 |
Forward modeling of fracture-induced sonic anisotropy using a combination of borehole image and sonic logs R Prioul, A Donald, R Koepsell, ZE Marzouki, T Bratton Geophysics 72 (4), E135-E147, 2007 | 75 | 2007 |
Application of indirect fracturing for efficient stimulation of coalbed methane TN Olsen, TR Bratton, A Donald, R Koepsell, K Tanner SPE Rocky Mountain Petroleum Technology Conference/Low-Permeability …, 2007 | 54 | 2007 |
Advancements in acoustic techniques for evaluating open natural fractures JA Donald, TR Bratton SPWLA Annual Logging Symposium, SPWLA-2006-QQ, 2006 | 38 | 2006 |
Borehole acoustic imaging using 3D STC and ray tracing to determine far-field reflector dip and azimuth N Bennett, A Donald, S Ghadiry, M Nassar, R Kumar, R Biswas Petrophysics 60 (02), 335-347, 2019 | 32 | 2019 |
TI elastic-property inversion on basis of walk-away VSP and full waveform sonic JA Donald, J Jocker, S Leaney, S Dasgupta, F Van Kleef, F Brindle SEG International Exposition and Annual Meeting, SEG-2018-2995273, 2018 | 23 | 2018 |
Adaptation of a triaxial cell for ultrasonic P-wave attenuation, velocity and acoustic emission measurements JA Donald, SD Butt, S Iakovlev International journal of rock mechanics and mining sciences 41 (6), 1001-1011, 2004 | 23 | 2004 |
Discriminating natural fracture-and stress-induced sonic anisotropy using a combination of image and sonic logs RCA Prioul, JA Donald, R Koepsell, TR Bratton, P Kaufman, C Signer US Patent 7,457,194, 2008 | 22 | 2008 |
In situ calibrated velocity-to-stress transforms using shear sonic radial profiles for time-lapse production analysis JA Donald, R Prioul The Leading Edge 34 (3), 286-294, 2015 | 21 | 2015 |
Workflow for determining stresses and/or mechanical properties in anisotropic formations S Kisra, JA Donald, V De Gennaro US Patent 10,577,908, 2020 | 19 | 2020 |
Anisotropic elastic constants from dipole flexural dispersions in unconventional shale-gas reservoirs BK Sinha*, A Donald, J Walsh, T Lei SEG Technical Program Expanded Abstracts 2014, 596-600, 2014 | 19 | 2014 |
Qualifying stress direction from borehole shear sonic anisotropy JA Donald, EJ Wielemaker, F Karpfinger, F Gomez, X Liang, M Tingay ARMA US Rock Mechanics/Geomechanics Symposium, ARMA-2015-364, 2015 | 18 | 2015 |
Improving seismic calibration and geomechanical models through characterization of anisotropy using single and multi well data: Case Study in Forties Field, UK A Donald, A Paxton, D Keir, K Koster SEG Technical Program Expanded Abstracts 2009, 557-561, 2009 | 18 | 2009 |
Stress characterization in deep boreholes using acoustoelasticity JA Donald, R Prioul, T Lei, B Sinha ISRM SINOROCK, ISRM-SINOROCK-2013-052, 2013 | 16 | 2013 |
Correcting sonic logs for shale anisotropy: a case study in the Forties field D Keir, B McIntyre, T Hibbert, R Dixon, K Koster, F Mohamed, A Donald, ... First break 29 (6), 2011 | 16 | 2011 |
Managing drilling risk in a mature North Sea Field B McIntyre, T Hibbert, D Keir, R Dixon, T Orourke, F Mohammed, ... SPE Offshore Europe Conference and Exhibition, SPE-124666-MS, 2009 | 16 | 2009 |
Experimental technique for measuring phase velocities during triaxial compression tests JA Donald, SD Butt International Journal of Rock Mechanics and Mining Sciences 42 (2), 307-314, 2005 | 16 | 2005 |
Method For Characterizing Shear Wave Formation Anisotropy A Donald, T Bratton, J Walsh US Patent 7,310,285, 2007 | 15 | 2007 |