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The AAPG/Datapages Combined Publications Database
Showing 10,780 Results. Searched 195,354 documents.
Adjustments of Velocity Logs to Tie Geophone Surveys
Warren Hicks
Oklahoma City Geological Society
..., 1954. White, J. E. and Sengbush, R. L.: Velocity Measurements in Near-Surface Formations - Geophysics, Vol. 18, pp. 54-69, 1953. Faust, L. Y...
1961
The Need for Seismic Dip Migration
W. B. Robinson.
Oklahoma City Geological Society
... for weathering and surface elevation. Migration is needed to improve the accuracy of our calculations in order that we may better predict drilling depths...
1958
Field Technique Design for Seismic Reflection Exploration
L. R. Denham
Dallas Geological Society
... it is common practice to use very deep shotholes solely for the near-surface correction data they give, a practice which is often difficult to justify...
1982
Weathering of Glacial Tills in Indiana: II. Heavy Minerals
N. Bhattacharya
Journal of Sedimentary Research (SEPM)
...Weathering of Glacial Tills in Indiana: II. Heavy Minerals N. Bhattacharya 1963 Vol. 33 No. 3. (September), Petrographic data from weathered...
1963
Clay Mineralogy and Relative Age of Tills in North-Central Wisconsin
Mark T. Stewart, David M. Mickelson
Journal of Sedimentary Research (SEPM)
... the weathering of a till starts at the surface and proceeds downward, the till near the surface undergoes the longest period of weathering...
1976
Geophysical and Petrological Study of Precambrian of Central Alberta, Canada
G. D. Garland , R. A. Burwash
AAPG Bulletin
... in other studies in Canada. This density is undoubtedly too high for the surface material over the plains, but there the elevation varies only...
1959
Interpretation of Thorium to Uranium Ratios in Granitic Rocks and Implications for Uranium Exploration: ABSTRACT
John S. Stuckless
AAPG Bulletin
... based on measurements of surface or shallow bore-hole samples that may have been affected by near-surface processes, such as uranium loss by leaching...
1980
Abstract: Time-lapse Surface-Consistent Processing of Buried Receiver Data Using the Virtual Source Method; #90254 (2016)
Christos Saragiotis, Abdullah Ramadan, Andrey Bakulin
Search and Discovery.com
... of the monitoring period. The repeatability noise due to near-surface variability could be significantly reduced, if sources and receivers were buried...
2016
Limitations on Resolution of Seismic Reflections and Geologic Detail Derivable from Them: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data
Robert E. Sheriff
AAPG Special Volumes
... and there are variations in surface elevation, weathering thickness, and irregularities in coverage because of access and permit problems. The conventional section...
1977
Abstract: Improving Reservoir Imaging with Time-Lag Fwi in the Partitioned Zone Between Kuwait and Saudi Arabia; #91204 (2023)
Art Petrenko, Trevor Coulman, Guangfu Shao, Ibrahim Hakam, Mohammed Almutairi, Sujoy Ghose, Kai Zhang
Search and Discovery.com
...-velocity anhydrite layer, underlying a very slow weathering layer (2500 ft/s near the surface). This combination limits the angle of transmitted...
2023
Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)
Emmanuel L. Bongajum and Bernd Milkereit
Search and Discovery.com
... contrast between target structures and background as well as near surface statics due to weathering influence the quality of the seismic reflection...
2013
Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)
Emmanuel L. Bongajum and Bernd Milkereit
Search and Discovery.com
... contrast between target structures and background as well as near surface statics due to weathering influence the quality of the seismic reflection...
2013
Geochemical Exploration for Hydrocarbons - No New Tricks-But an Old Dog
William Duchscherer Jr.
Abilene Geological Society
... Rev., Vol. 11, No. 10, pp. 1092-1104. Horvitz, L., 1939. On geochemical prospecting: Geophysics, Vol 4, pp. 210-228. Horvitz, L., 1954. Near-surface...
1983
Predicting Sandstone Reservoir System Quality and Example of Petrophysical Evaluation; Dan J. Hartmann, Edward A. Beaumont, and Edward Coalson; Search and Discovery Article #40005 (2000)
Search and Discovery.com
2000
ABSTRACT: Development of a Dual Mode Ground Penetrating Radar (GPR) for Deep Imaging to the Sand Dunes and Weathering Layers Thickness, by Almutairi, Khaled F.; Alkhalifah, Tariq; Utsi, Vincent P.; #90141 (2012)
Search and Discovery.com
2012
Possible Causes of Velocity Mis-Ties
R. A. Broding
Oklahoma City Geological Society
.... It is possible for the ray paths of tie shots to traverse different sections as a result of dip, faults, differential ray paths or near surface velocity...
1961
Abstract: Characterizing Brittle Deformation, Damage Parameters, and Clay Composition in Fault Zones: Insights from the Chelungpu, Taiwan and Mozumi, Japan Fault Zones, by Angela Isaacs; #90033 (2004)
Search and Discovery.com
2004
Plant-Induced Weathering of Hawaiian Basalts
Robert A. Berner, M. Ford Cochran
Journal of Sedimentary Research (SEPM)
... weathering products, rich in Al and Fe, in some cavities and on the upper rock surface. However, in the younger historic flows the amount of clay-size...
1998
Remote surface mapping using orthophotos and geologic maps draped over digital elevation models: Application to the Sheep Mountain anticline, Wyoming
Subhotosh Banerjee and Shankar Mitra
AAPG Bulletin
...Remote surface mapping using orthophotos and geologic maps draped over digital elevation models: Application to the Sheep Mountain anticline, Wyoming...
2004
Remote Sensing for Analysis of Mine Subsidence and Mine Wastes
Douglas C. Peters, K. Eric Livo, Phoebe L. Hauff
Environmental Geosciences (DEG)
... unconsolidated material at and near the surface (Quaternary alluvial deposits; Scott and Wobus, 1983), material that should be less stable than some...
1996
Seismic Exploration in the Rockies - Some Reflections
John M. Parker
Rocky Mountain Association of Geologists
... in shallow auger holes beyond each end of the seismometer away. After correctingfor weathering and the surveyor’s surface elevation data, reflective...
1985
Internal Structure of the Southern Front Range, Colorado, From an Apatite Fission-Track Thermochronology Perspective
Shari A. Kelley, Charles E. Chapin
Rocky Mountain Association of Geologists
..., 1997) of the highest elevation sample indicate that these rocks were near the surface during Ancestral Rocky Mountain deformation (peak deformation 290...
1997
Sand Dune Development within the Simpson Desert and its Effect on Statics Calculation
P. G. Senycia
Petroleum Exploration Society of Australia (PESA)
... base was variable and unpredictable. (c) The relationship between surface elevation and weathering depth was complex. (d) Velocity change did...
1989
Geophysical Case History of the Northwest Sulphur Pool, Murray County, Oklahoma
C. L. Howell
Oklahoma City Geological Society
... in the sub-weathering zone were used for corrections. Figure 1 is a portion of the final time map submitted by SSC's party chief, W. O. Novelly, under...
1958
A Review of Seismic Acquisition Trials and Procedures in the Cooper Basin, South Australia
J. R. Hughes, N. A. Fitzgerald
Petroleum Exploration Society of Australia (PESA)
... in the resolution of the distortion that near surface effects have on seismic data. Thus, much of the effort during the last few years has been...
1989