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The AAPG/Datapages Combined Publications Database
Showing 35,506 Results. Searched 200,636 documents.
Facies classification with different machine learning algorithm An efficient artificial intelligence technique for improved classification
Partha Pratim Mandal, Reza Rezaee
Petroleum Exploration Society of Australia (PESA)
... (NPHI), density-porosity (PHID) and bulk density (RHOB)) followed by generation of synthetic photoelectric (PE) log using champion ML regression model...
2019
Using Seismic Inversion to Predict Geomechanical Well Behavior: A Case Study From the Permian Basin
Simon S. Payne, Jerry Meyer
Unconventional Resources Technology Conference (URTEC)
... geomechanical model at the well locations using elastic log data, observations from image logs and the poro-elastic equations. The 1D model is then up...
2017
North Robertson Unit
Jim Kamis
West Texas Geological Society
... the lithology of petrophysical rock types 1-4 and the core observed rock types 1-4. We conclude that the wireline log based rock typing process...
1996
Quantitative Interpretation: A Novel Approach using Spectral Trend Attribute Analysis and Iterative Wiener Filter in Characterizing Carbonate Reservoir on West Java Basin
Mohammad Hasyim Taufik, Adisa Putri Utami, Bagas Arya Wichaksana, Fitriah Nuraeni, Muhammad Reza
Indonesian Petroleum Association
... prediction error filter analysis (INPEFA), is performed to quantitatively correlate wells using gamma ray log. In a way to enhance the seismic resolution...
2019
Porosity-Profile Determination from Electric Logs
T. R. Wright , Sylvain J. Pirson
AAPG Bulletin
... AM = 8^Prime to 18^Prime Correlation curve 4iZ 18^Prime Limestone log LS 32^Prime The determination of porosity from the foregoing...
1952
Lateral Correlation and Interpolation of Logs: Chapter 6
John H. Doveton
AAPG Special Volumes
... in the shaly sections. The magnetic log is therefore a useful lithology log in its own right in sequences characterized by interbeddings of shales. The black...
1994
Effective Well-Log Evaluation of Light-Oil Zones, Dagang Oil Field, China
Tan Ting-Dong, Shang Hai-Chou, Li Sheng-Yan
Circum Pacific Council Publications
... attention to the study of the lithology of the oil and gas zones, and have mainly analyzed the relationships of rock and mineral compositions to well-log...
1989
An Integrated Approach for the Evaluation of Shaly-sands Reservoirs, Offshore Northwest Java
Pierre Berger, Robert E. Crumb
Southeast Asia Petroleum Exploration Society (SEAPEX)
... for shallower zones to more than 2.2 in deeper zones, depending on lithology. Overall results described here of log analysis work in the Ardjuna Basin...
1990
Application of the Dual Porosity Concept for Well Log Interpretation of Jatibarang Volcanic Tuff
Soewono, Setyoko
Indonesian Petroleum Association
... volcanic formation. Well log analysis must be done separately for each kind of volcanic lithology. This study describes a technique developed...
1987
Accounting for Remaining Injected Fracturing Fluid in Shale Gas Wells
Yannan Zhang, Christine Ehlig-Economides
Unconventional Resources Technology Conference (URTEC)
... mechanism is water vaporization. A log-log plot of water-gas ratio versus cumulative gas production shows apparent flow regimes that may represent...
2014
The Use of Coring-Induced Petal Fractures in Coal to Supplement and Ground Truth the Interpretation of Image Logs
David Titheridge, Saswata Mukherjee
Petroleum Exploration Society of Australia (PESA)
..., are represented by vertical to sub-vertical linear traces on an image log. These lineations can be represented on a stereo- or polar net as a point...
2018
Determining Fracture Geometry in a Multifractured Horizontal Well Using DFIT Interpretation, Intra-well Fracture-To-Fracture Interference, and Production History Matching
David P. Craig
Unconventional Resources Technology Conference (URTEC)
..., 𝑑𝑑 � �� 𝑑𝑑√ 𝑡𝑡, plotted versus time on a log-log scale for �𝑝𝑝 𝑖𝑖 −𝑝𝑝 𝑤𝑤𝑤𝑤 (𝑡𝑡)� 𝑞𝑞 infinite-acting and finite-acting cases...
2017
Three Component Sequence Stratigraphy
Walter W. Wornardt , Jim Z. W. Zhang , Peter R. Vail
GCAGS Transactions
... of sequences and systems tracts. Paleobathymetric interpretations facilitates lithofacies and seismic facies determinations. Analysis of well-log...
1992
On Using The Log-hyperbolic Distribution To Describe The Textural Characteristics Of Eolian Sediments
K.-H. Wyrwoll , G. K. Smyth
Journal of Sedimentary Research (SEPM)
...On Using The Log-hyperbolic Distribution To Describe The Textural Characteristics Of Eolian Sediments K.-H. Wyrwoll , G. K. Smyth 1985 Vol. 55 No. 4...
1985
A Practical Petrophysical Approach to Interpreting the Green River Formation in the Central Uinta Basin, Utah
Paul Lipinski
Rocky Mountain Association of Geologists
... such as Brundage Canyon, Antelope Creek, and Monument Butte are primarily conventional matrix porosity reservoirs. Geophysical logging and log interpretation...
2008
Clay Minerals and Log Analysis
Eric Eslinger, David Pevear
Special Publications of SEPM
...Clay Minerals and Log Analysis Eric Eslinger, David Pevear Copyright © 2012, The Society for Sedimentary Geology (SEPM) Clay Minerals for Petroleum...
1988
A Practical Petrophysical Approach to Interpreting the Green River Formation in the Central Uinta Basin, Utah
Paul Lipinski
Utah Geological Association
... such as Brundage Canyon, Antelope Creek, and Monument Butte are primarily conventional matrix porosity reservoirs. Geophysical logging and log interpretation...
2008
Calibrating Borehole Image and Dipmeter Logs with Outcrops and Behind-outcrop Cores: Case Studies and Applications to Deep-water Deposits
Roger M. Slatt, Robert J. Davis
AAPG Special Volumes
.... Slatt, Robert J. Davis 2010 167 194 AAPG Memoir 92: Dipmeter and borehole image log technology Although originally used for structural interpretation...
2010
Deviations from Classical Diffusion Behavior: A Systematic Investigation of Possible Controls on Abnormal Reservoir Signatures
Bin Yuan, Christopher R. Clarkson, Zhenzihao Zhang
Unconventional Resources Technology Conference (URTEC)
..., if log-log flow-regime identification plots are not corrected for complex reservoir behaviors, the reservoir flow regime may become distorted, leading...
2020
Integrating borehole image logs with core: A method to enhance subsurface fracture characterization
F. Fernández-Ibáñez, J. M. DeGraff, and F. Ibrayev
AAPG Bulletin
... of overlapping image logs and core, first to properly shift them into alignment (core-to-log shift) and second to determine which features interpreted...
2018
Impact of Crossflow Among Fractures in Multiply Fractured Horizontal Wells in Unconventional Reservoirs
Yawen Liu, Iraj Ershaghi
Unconventional Resources Technology Conference (URTEC)
... volumes. The maps of various microseismic events show that stimulated reservoir volumes (SRVs) vary from stage to stage because of rock lithology...
2021
Method of Calculation of Recoverable Oil Reserves in the Final Stage of Exploitation of Oil Strata Under Conditions of Displacement of Oil by Water
M. I. Maksimov
Petroleum Geology: A Digest of Russian Literature
... (3) and (4) we obtain (5) q 1 t = x + b a x Differentiating equation (5) we obtain q 1 = dx / dt = q 1 / ba x log a dx...
1959
Well Log Analysis Concepts in Clastic and Argillaceous US Gulf Coast Sediments
Walter H. Fertl
GCAGS Transactions
...Well Log Analysis Concepts in Clastic and Argillaceous US Gulf Coast Sediments Walter H. Fertl 1980 Vol. 30 (1980), Reliable estimates of amount...
1980
Geothermal Gradients in the Southern Nigeria Basin
A. A. Avbovbo
CSPG Bulletin
.... Paper 153, p. 31-52. Costain, J. K. and Wright, P. M., 1969, Heat flow and precision temperature measurements in boreholes: Soc. Prof. Well Log...
1978
Water Saturation in Transition Zone, Ignore SCAL Data Using Cuddys Height Saturation Method
Bagus Guspudin, Nantasia Nanda, Humaedi Aldi Alfarizky, Febriwan Mohammad
Indonesian Petroleum Association
... capillary pressure in the transition zone. Cuddy’s water saturation was compared with water saturations from log data using SCAL values. Water saturation...
2014