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The AAPG/Datapages Combined Publications Database
Showing 4,385 Results. Searched 200,293 documents.
The Expected Shapes of Blocks and Grains: NOTES
I. J. Smalley
Journal of Sedimentary Research (SEPM)
... of the quartz crystal largely determines the size and shape of the sand grain. Due to the anisotropy of quartz crystals, the volume change associated...
1966
Reservoir Storage Quality vs. Flow Characterization; Improved Assessment of Recoverable Oil
Eugene E. Wadleigh, Paul M. Hannah
Wyoming Geological Association
.... (Figure 4) Figure 4. (A) classic radial well pressure testing, (B) multi-well limited area testing to interpret a homogenous anisotropy...
2008
X-Ray Study of the Sedimentary Pyrite of Western New York: NOTES
John E. Izard, Charles V. Clemency
Journal of Sedimentary Research (SEPM)
... 224------------------------ KLEMM, D. D., 1962, Anisotropy in cubic ore minerals: Neues Jahrb. Mineral. Abh., B. 97, p. 337-356. LOOMIS F.B. 1903...
1967
Seismic-Based Pore Fluid Characterization for Improved Landslide Geohazard Assessment in Gas Pipelines: Utilizing VP/VS and Poisson Ratio Analysis
Muhammad Aldi Firdaus, Sufi Hamdan Mazida, Ari Kurniawan, Sri Rahayu, Fajar Rahman
Indonesian Petroleum Association
...., 2007, Rock Quality, Seismic Velocity, Attenuation and Anisotropy, Taylor and Francis, v.1., p.7. Bhowmick, S., 2016, Role of Vp/Vs and Poisson...
2024
Evaluation and Insights from Instantaneous Shut-in Pressures
Nicolas Roussel, Herbert Swan, Jon Snyder, Dung Nguyen, David Cramer, Annie Ouk
Unconventional Resources Technology Conference (URTEC)
... distribution among perforation clusters (Cramer et al 2020) Fracture Height, Stress Anisotropy Diagnostics The ISIP escalation analysis proposed...
2021
Accelerating Development Optimization in the Bakken Using an Integrated Fracture Diagnostic Pilot
Yueming Liang, Holger Meier, Karthik Srinivasan, Hussain Tahir, Alberto Ortega, Kelvin Amalokwu, James Friedrich, Joy Okpala, Kendal Decker, Matthew Brown, Tim Benish, Haylee Crozier, Peeyush Bhargava, Prasad Sumant, James Reavis
Unconventional Resources Technology Conference (URTEC)
.../mineralogy and tectonics in the basin (Crawford et al, 2020). In formations that are rich in clay, shale textural anisotropy is due to the platy nature...
2022
Modeling the Unconventional Way: A Novel Midland Basin Case Study on How to Simulate Reservoir Models Without Altering Stimulated Fracture Geometries
C. Lance Reynolds, David Brannan
Unconventional Resources Technology Conference (URTEC)
... the replicator’s nomenclature, these four inputs are the transverse exponent, proppant holdup, width exponent and vertical/horizontal anisotropy factor. Each...
2023
Chapter 10: The Role of Integrated Reservoir Petrophysics in Horizontal Well Evaluations to Increase Production in the Eagle Ford Shale
Kevin B. Fisher
AAPG Special Volumes
...) is not measured because of the resistivity anisotropy. To obtain Rt, measurements of both vertical (Rv) and horizontal (Rh) resistivity are required...
2016
Chapter 11: Breaking Barriers and Paradigms in Presalt Exploration: The Pão de Açúcar Discovery (Offshore Brazil)
Pedro Henrique Vieira de Luca, Hugo Matias, José Carballo, Diana Sineva, Gustavo Antunes Pimentel, Jordi Tritlla, Mateu Esteban, Rubén Loma, José Luis Algibez Alonso, Ricardo Perona Jiménez, Matthieu Pontet, Pedro Bonillo Martinez, Victor Vega
AAPG Special Volumes
... of Brazil and West Africa: Gondwana Research, http://dx.doi.org/10.1016/j.gr.2014.12.005. Thomsen, L., 1986, Weak elastic anisotropy: Geophysics, Society...
2017
Pilot Phase of the Aguada Federal Block, Black-Oil Window
Osvaldo Nielsen, David Curia, Pablo Pateti, Javier Caniggia, Alexis Ortega, Morten Slinde
AAPG Special Volumes
... analysis; Tracks 4–8: original logs (black curves), modeled logs (red curves), and core measurements (blue points); Track 9: Thomsen’s anisotropy...
2020
Machine Learning Prediction and the Impact of CO₂ Injection on S-Wave in 20 Years in the Legacy Well Field
Sharif Morshed, Shafiqul Alam Khan, Wu Hao
Unconventional Resources Technology Conference (URTEC)
.../10.1007/s12665-023-10947-7 Richard E. T., Thomas R. B., and Robert C. S. 1973, Velocity anisotropy in dry and saturated rock spheres and its relation...
2024
Imaging Beneath Gas - A Prestack Depth Migration Case Study (Paper 34)
Osman Khan, Uwe Klein-Helmkamp, Peter Whiting, Tim Chapman
Geological Society of Malaysia (GSM)
... to minimize this problem. Presence of anisotropy was also observed in gathers during velocity analysis and was not accommodated for Petroleum Geology...
2003
Evaluation of Simultaneous Hydrogen Gas Stream Purification and CO2 Storage in Deep Mannville Coal
Mohammad Parvazdavani, Hamidreza Hamdi, Christopher R. Clarkson, Michael S. Blinderman, Curtis Evans, Chengyao Song
Unconventional Resources Technology Conference (URTEC)
... cleat anisotropy, a parameter 𝑔 was incorporated (Palmer et al. 2007). However, 𝑔 is not a directly measurable property. To overcome this limitation, Mo...
2025
Optimizing Shale and Tight Asset Development through Advanced Reservoir Modeling in DJ Basin
Junjie Yang, Jean-Philippe Junca-Laplace, Alejandro Lerza, Ali Moinfar, Jianlin Fu, Brooke Carson, Joe Dunn, Alvaro Rey, Haishan Luo, Reza Banki
Unconventional Resources Technology Conference (URTEC)
... among the operators. Complex fracture geometry due to low stress anisotropy and highly developed natural fractures make the characterization...
2025
Mean Magnetic Susceptibility: A Useful Parameter for Stratigraphic Studies of Glacial Till
Stephen P. Vonder Haar, W. Hilton Johnson
Journal of Sedimentary Research (SEPM)
... produced some anisotropy and a reviewer of the paper has suggested that variation up to 10% of the mean could be expected. The range in susceptibility...
1973
Extended Abstract: Effective Site Characterization using the Triad Approach, Fredeman Pit Site, Sulphur, Louisiana
William H. Schramm, George Losonsky, William M. Davis, Raymond Sturdivant, Jr., Michael B. Kyle, Jacob A. Dantin, Jason A. Preuett, Scott M. Bergeron
GCAGS Transactions
...-centered grid approach and an inverse-distance-weighted interpolation method including vertical anisotropy with a constant weight function (Shepard’s method...
2013
AAPG Memoir 76, Chapter 16: Pore Pressure ahead of the Bit: An Integrated Approach
Nader C. Dutta, William H. Borland, W. Scott Leaney, Richard Meehan, and W. Les Nutt
AAPG Special Volumes
... of resolution in the seismic data and the difficulties involved in correctly identifying true interval velocities in areas of velocity anisotropy...
2001
Nanopore and Spontaneous Imbibition Characterization of the Woodford Shale from West Texas
Md Golam Kibria, Qinhong Hu, Yuxiang Zhang
GCAGS Transactions
... University, Sweden, 273 p. Harris, N. B., J. L. Miskimins, and C. A. Mnich, 2011, Mechanical anisotropy in the Woodford Shale, Permian Basin: Origin...
2017
Extended Abstract: Quick-Look Technique for Quantifying Shale Distribution Types using Total Porosity versus Shale Volume Crossplots
James J. Willis, Duncan S. McIntosh, Jr., Jesse W. Zwennes, Gregory J. Ferguson
GCAGS Transactions
... on the petrophysical log responses from which the total shale volume is derived. Additional datasets such as resistivity anisotropy, image, and nuclear...
2017
Structural Geology: Fractures
Mike Shepherd
AAPG Special Volumes
... analysis to identify fracture zones (Bloch et al., 2003). AVO analysis may indicate acoustic reservoir anisotropy caused by the presence of open...
2009
Predicting uniaxial compressive strength using Support Vector Machine algorithm
Hafedz Zakaria, Rini Asnida Abdullah, Amelia Ritahani Ismail, Mohd For Mohd Amin
Geological Society of Malaysia (GSM)
... rock quality, depth and seismic velocity. In: Rock Quality, Seismic Velocity, Attenuation and Anisotropy, Taylor and Francis Group, London, p. 69-96...
2019
G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset
Norman S. Neidell
AAPG Special Volumes
..., 1984. (22) Wright (J.), "The Effects of Anisotropy on Reflectivity - Offset," Preprint, 54th Annual Mtg., SEG, Atlanta, Dec. 2-6, 1984. (23) Onstott...
1987
Book Reviews
Arthur Saller, Gian Gaspare Zuffa
Journal of Sedimentary Research (SEPM)
... as the relationship between tensile strength and seismic anisotropy, and crack aspect ratio changes with pressure. The next four papers relate geophysical logging...
1998
Gas Bubble and Expansion Crack Origin of Molar-Tooth Calcite Structures in the Middle Proterozoic Belt Supergroup, Western Montana--DISCUSSION
Brian R. Pratt
Journal of Sedimentary Research (SEPM)
... of fluid mud to impart the linear anisotropy. Again, it seems unlikely that this disturbance could occur within such sediment thicknesses without causing...
1999
A Simple Method for Orienting Conventional Core Using Microresistivity (Fms) Images and a Mechanical Goniometer to Measure Directional Structures on Cores: RESEARCH METHODS PAPERS
Tobias H.D. Payenberg , Simon C. Lang , Robert Koch
Journal of Sedimentary Research (SEPM)
...., AND BUCHANAN, J.G., 1990, A computerised electromagnetic goniometer and its applications in the study of reservoir anisotropy, in Worthington, P.F. ed...
2000