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The AAPG/Datapages Combined Publications Database
Showing 4,233 Results. Searched 200,630 documents.
Paleocurrent and Petrographic Analysis of Imbricate Intraclasts in Shallow-Marine Carbonates, Upper Cambrian, Southwestern Virginia
Robert C. Whisonant
Journal of Sedimentary Research (SEPM)
... imbrication are common in these units. Directional and petrographic data obtained from 48 such conglomerates and adjacent strata reflect the landward (Copper...
1987
Determining the Channel Sinuosity of Ancient Fluvial Systems from Paleocurrent Data: REPLY
J.P. Le Roux
Journal of Sedimentary Research (SEPM)
... the standard deviation is to obtain a statistical measure of the "mean" directional variability of the channel within any particular portion of the river...
1993
AAPG Southwest Section, May 19-22, 2012, Fort Worth, Texas; Abstracts, #90152 (2011).
Search and Discovery.com
2011
Abstract: Fault Activation During Hydraulic Fracturing; #90172 (2014)
S. C. Maxwell, M. Jones, R. Parker, S. Leaney, M. Mack, D. Dorval, D. D'Amico, J. Logel, E. Anderson, K. Hammermaster
Search and Discovery.com
... and the characteristics of the coseismic deformation, 10 there will be a specific directional radiation of p- and s-wave energy that results in a directional dependence...
2014
Abstract: Interpolation of Aliased Seismic Data in the Curvelet Domain; #90172 (2014)
Mostafa Naghizadeh, Mauricio D. Sacchi
Search and Discovery.com
... The curvelet transform is a local and directional decomposition of an image (data) into harmonic scales (Candes and Donoho, 2004). The curvelet...
2014
Abstract: Maximize the Potential of Seismic Data in Shale Exploration and Production Examples from the Barnett Shale and the Eagle Ford Shale; #90187 (2014)
Joanne Wang and Duane Dopkin
Search and Discovery.com
... reflection angle gathers and full azimuth directional angle gathers. Full azimuth reflection angle gathers carry rich reflectivity information ideally...
2014
Abstract: Basin-Level First Arrival Tomographic Inversion Near-Surface Modeling and Key Technologies; #91210 (2025)
Liansheng Liu, Chunlan Xing
Search and Discovery.com
... of mixed source first arrival picking Bi-directional Blocking for Large-Area Tomographic Inversion First arrival tomography inversion requires solving...
2025
A Geostatistical Approach for the Modelling of Earths Heat Flow; #120122 (2013)
M. Dalla Rosa, D. Renard, and P. Ruffo
Search and Discovery.com
...) Regression lines for modelling the linear dependence between heat flow and basement depth; d) Experimental directional variograms (dotted lines...
2013
Anatomy of a Cretaceous Tide-Influenced Subaqueous Delta: The O'Brien Spring Member, Haystack Mountains Formation, S. Wyoming; #50870 (2013)
Carlos A. Uroza and Ronald J. Steel
Search and Discovery.com
... thin muds between rippled and cross stratified sandstone sets, bi-directional paleocurrents in places, and predominance of cross strata representing...
2013
Crooks Gap Field, Wyoming: Limitations of 3-D Seismic Interpretation, by Robert E. Wellborn #40065
Search and Discovery.com
N/A
Chapter 14: Structural Relationships between Surface Lineaments and Basement Faulting in the Northeastern Williston Basin
Fred J. Anderson
Rocky Mountain Association of Geologists
... with respect to directional trends and location delineating structural zones which may be acting as effective reservoir boundaries. Analysis of 3,485...
2011
Horizontal Drilling in the Dos Cuadras Field
J. David Payne
Pacific Section of AAPG
.... A., Friesen, D. B., and Dawson, R.: “Torque and Drag in Directional Wells - Prediction and Measurements,” JPT (June 1984) 987-92. Zamora, M. and Hanson, P...
1992
Geological Aspects of Horizontal Wells in Petani Field, Central Sumatra
F. X. Darmono
Indonesian Petroleum Association
... or Target D or entry point. This table also presents selected portions of the directional survey results from the same well indicating 89.30 degrees...
1994
Cement Placement in Severe Doglegs and Its Impact on Well Integrity: A Numerical Assessment
Hao Yu, Arash Dahi Taleghani, Zhanghua Lian
Unconventional Resources Technology Conference (URTEC)
... of the drilled wells have been a concern in some parts of the world. In the dogleg section of these directional wells, stiff straight casing strings...
2018
Petrology of Gypsum-Anhydrite Deposits in Southwestern Indiana
Wayne M. Bundy
Journal of Sedimentary Research (SEPM)
... by the resultant gypsum. Distortion of rocks may follow gypsification of anhydride but is the result of directional forces exerted by crystals within...
1956
Development and Application of a Real-Time Drilling State Classification Algorithm with Machine Learning
Yuxing Ben, Chris James, Dingzhou Cao
Unconventional Resources Technology Conference (URTEC)
...) ecosystem (Cao et al., 2018, 2019), which consists of four layers: a data source, analytics, data storage, and UI layer. KPIs, directional statistics...
2019
Cloud-Based ROP Prediction and Optimization in Real-Time Using Supervised Machine Learning
Kriti Singh, Sai Sharan Yalamarty, Mohammadreza Kamyab, Curtis Cheatham
Unconventional Resources Technology Conference (URTEC)
... and lateral, axial, and torsional vibrations are minimized. Directional control must be maintained to minimize correcting slides or tool command sets...
2019
Crossplots of Nuclear Logging Relationships Aid in Estimating Sizes and Shapes of Sands to Improve Maps
Rob L. Allen
GCAGS Transactions
... of flows. Also, rivers often enter the ocean at steep (near 90 degree) angles to shorelines. These conditions implied that some extractable directional...
2000
Abstract: Statistical Analysis and Chemostratigraphy of the Lower Rus Formation, Eastern Saudi Arabia: Implications for Chemosteering in Dolomite Reservoirs; #91204 (2023)
Mohammed S. Al-Saffar, Abdulrahman N. Aldossary, Ammar S. Al-Ajlan, Omar A. Al-Hussaini, Hassan A. Eltom
Search and Discovery.com
... Conventional stratigraphic correlation using well logging data provides constraints to geosteer directional drilling. However, this method has limitations when...
2023
3D Seismic Proves Its Value in Bakken Geosteering, #41435 (2014).
Angie Southcott
Search and Discovery.com
... that way to distinguish them from directional errors, where drilling may have gone out of zone but not because of geosteering instructions...
2014
Geological Challenges in the Development of a Colombian Waterflood Using Horizontal Wells; #20390 (2017)
Angela Rocio Mora, Carlos Andres Rodriguez, Jenny Pinilla, Elizabeth Quiroga, Manuel Cardozo
Search and Discovery.com
... wells. The planning stage involved: (1) building a geological sector model of structural and stratigraphic complexity, (2) designing a directional...
2017
Cretaceous Sedimentation in Upper Mississippi Embayment
Wayne Arthur Pryor
AAPG Bulletin
.... As the large area involved in this study precluded visiting all available outcrops and measuring all of their directional properties, a systematic...
1960
Sedimentology of Smithwick Shale (Pennsylvanian), Eastern Llano Region, Texas
Earle F. McBride , John E. Kimberly
AAPG Bulletin
...-laminations. The orientation of directional structures, chiefly groove and flute casts, indicates the currents flowed chiefly down a regional paleoslope...
1963
Modeling secondary oil migration with core-scale data: Viking Formation, Alberta basin
Elise B. Bekele, Mark A. Person, Benjamin J. Rostron, Randal Barnes
AAPG Bulletin
.... Geostatistical Analyses of Spatial Correlation Directional variograms were constructed to determine the spatial correlation patterns for thickness, porosity...
2002
Pore structure and spontaneous imbibition characteristics of marine and continental shales in China
Zhiye Gao, and Qinhong Hu
AAPG Bulletin
... the directional water/oil imbibition slopes. In addition, the positive meaning of quartz in the protection of pore spaces is found in both the Longmaxi...
2018