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The AAPG/Datapages Combined Publications Database
Showing 27,587 Results. Searched 195,364 documents.
Acoustic modelling with elastic AVA effects
Robin P. Fletcher, James Hobro, James Rickett
International Meeting for Applied Geoscience and Energy (IMAGE)
... offset/angle may be important. An alternative approach is to attempt to derive elastic amplitude corrections for acoustic modelling. Chapman et al...
2023
Effects of subsidiary faults on the geometric construction of listric normal fault systems (Geologic Note)
Tingguang Song, Peter A. Cawood
AAPG Bulletin
... as where q is the known fault-dip angle of the master fault. The master fault trajectory can then be defined based on vectors extending from...
2001
Abstract: Statistical Curvature Analysis Techniques for Structural Interpretation of Dipmeter Data, by C. A. Bengtson; #90963 (1978).
Search and Discovery.com
1978
Graphic Determination of Stratigraphic and Vertical Thicknesses in Deviated Wells: GEOLOGIC NOTES
Russell B. Travis
AAPG Bulletin
...); VT = vertical thickness; ^Thgr = true dip of bedding (also the angle between a vertical line, such as VT and a line perpendicular to the bedding...
1978
Geocentric Sectoring of LWD Azimuthal Log Data for Improved RDIP and RSTRIKE Analysis: Enhanced Reservoir Navigation and Petrophysical Characterization
James J. Willis, Lauren A. Martz
GCAGS Transactions
... sectors are defined such that they are perpendicular to bedding, yielding enhanced bed boundary detection and improved relative dip angle (RDIP...
2017
Reduction of Gross Rock Volume Uncertainty in a Salt Flank Structure Using Dipmeter and Image Log Data
Carmen Garcia-Carballido, Aadam Styles, Michael Poppelreiter
AAPG Special Volumes
... contribute to this:Figure 2. A salt diapir with large, partially overhanging flanks, causing significant seismic uncertainties: dip angle of formation...
2010
Hydrodynamic effects on low-dip stratigraphic traps
S. A. Stewart
AAPG Bulletin
... at approximately 750 m true vertical depth (Ringrose et al., 2021; Stewart and Riddell, 2022). Tilt angle θ describes contact dip as seen in wells or cross...
2024
A Methodology For Determining Orientations In Unscribed Core
Robert W. Dalrymple, Laurent Godin
Journal of Sedimentary Research (SEPM)
... unoriented. Provided the core does not intersect bedding at a 90° angle, and that the attitude of bedding (strike and dip) and the drill hole (azimuth...
2017
Abstract: New Interpretation Techniques for Predicting Pore Fluid, Lithology and Sw from Seismic AVO
Fred Hilterman and Zhengyun Jenny Zhou
Houston Geological Society Bulletin
... certain amplitude properties on the prospect to the same amplitude properties at the reservoir’s down-dip brine-saturated location, predictions...
2008
ABSTRACT: Problems in Interpretation of Cross-Stratification in a Borehole, by Terry D. Taylor and Rudy L. Slingerland; #91043 (2011)
Search and Discovery.com
2011
Adaptive Dip Estimations on Post-Stack Seismic Data
Search and Discovery.com
N/A
Ancient Beaches in Oil Finding
Dr. Warren O. Thompson
Panhandle (Texas) Geological Society
... size, but sizes change abruptly from one lamina to another. Angle of primary dip of laminae seldom exceeds ten degrees. Uncusped beaches laminae may...
1957
A Method for Determining Formation Dip and Strike in the Drill Hole
H. G. Doll
Tulsa Geological Society
... a correction factor to compensate for any deviations of the hole, the dip angle and the dip direction are determined. Excellent accuracy is obtained for dip...
1942
Quantitative structural analysis using remote sensing data: Kurdistan, northeast Iraq
Daniel Reif, Bernhard Grasemann, Robert H. Faber
AAPG Bulletin
... stratigraphic formations of the investigated area showing the location of the cross section CC and the dip direction and dip angle measurements...
2011
An Efficient Workflow for Geological Characterization in Unconventional Reservoirs from a New Through-the-Bit Logging Electrical Micro-Imaging Tool, #42334 (2018).
Shiduo Yang, Patrick McBride, Josselin Kherroubi, Alexis He, Isabelle Le Nir, Daniel Quesada, Redha Hasan AI Lawatia, Andy Wray,
Search and Discovery.com
... The drilling polarity is easily computed based on the angle between the well trajectory and the pole of formation dip (Figure 4a). When this angle...
2018
Internal architectural analysis of mass transport deposits to unravel deepwater dispersal fairways; a novel approach to an old challenge
Roland Dashti, Benjamin Birt, Masoud Jangani
Petroleum Exploration Society of Australia (PESA)
... of scarcity of well data and lack of high angle cross beds as conclusive paleocurrent direction indicators. In this study we analysed the internal architecture...
2019
Problem of Secondary Tilt--Harker's Solution Corrected
Edmund M. Spieker
AAPG Bulletin
.... Draw AD^prime and turn off the angle AD^primeC^prime equal to the amount of rotation (dip of the upper beds). Draw OC^prime, which, according to Harker...
1938
Stratigraphic Applications of Dipmeter Date in Mid-Continent
R. L. Campbell, Jr.
AAPG Bulletin
... stratigraphic problems, new dipmeter techniques recently have been developed which feature short-correlation-interval dip computations and a statistical approach...
1968
II. Migration to Remedy Geometric Distortions
Robert E. Sheriff
AAPG Special Volumes
... to the seismic line, are not available. Where we do know the cross dip (which is usually only at line intersections unless we did three-dimensional recording...
1981
Low-Angle Regional Unconformities: ABSTRACT
Peter Sonnenfeld
AAPG Bulletin
...Low-Angle Regional Unconformities: ABSTRACT Peter Sonnenfeld 1966 635 635 50 3. (March) Brief periods of erosion without concurrent structural...
1966
Implications of Cell Dimensions on Dipping Bed Continuity in Flat-Layered Geomodels
Search and Discovery.com
N/A
Salt-Ridge Hypothesis on Origin of Texas Gulf Coast Type of Faulting
Miller Quarles, Jr.
AAPG Bulletin
.... FOOTNOTE 4. The term "medium- to low-angle" is used in this paper to mean a dip of about 45°--not less than 35° or more than 55°. End_Page 490...
1953
Atlantic Margin, Stratigraphic Play: An Integrated CSEM-Seismic Approach to De-Risk Fluids?; #10937 (2017)
Dmitry Modin, Gautier Baudot, Andre-Ramiro Peirin, Eric Zagotto
Search and Discovery.com
...Atlantic Margin, Stratigraphic Play: An Integrated CSEM-Seismic Approach to De-Risk Fluids?; #10937 (2017) Dmitry Modin, Gautier Baudot, Andre-Ramiro...
2017
How Machine Learning is Helping Seismic Structural Interpreters in The Age of Big Data
Çağil Karakaş, James Kiely
GEO ExPro Magazine
... (in degrees), dip direction (in degrees), dip angle (in degrees) and depth (in meters) properties, respectively, mapped on the extracted fault point sets...
2021
Building Better Models: Toward Complete Integration of Well-Log Data Interpretation with 3D Reservoir Models, #40919 (2012)
Valery Polyakov, Dzevat Omeragic, R. Kocian, Sushil Shetty, Benoit Brot, Tarek Habashy, Arathi Mahesh, Torsten Friedel, Torbjoern Vik, Tor Livar Flugsrud
Search and Discovery.com
... demonstrate model refinement in a 2D cross-section by changing the dip and properties laterally to match the resistivity tool responses, and constructing...
2012