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The AAPG/Datapages Combined Publications Database
Showing 2,898 Results. Searched 200,619 documents.
Abstract: A Ray+Waveform Inversion for the Potency Tensor; #90187 (2014)
Scott Leaney and Chris Chapman
Search and Discovery.com
...nce coupling terms. Not shown in (3) is a term for anelastic absorption due to Q. For this a practical approach is adopted, with Q values per layer and...
2014
Abstract: Environmental Integrated Sustainable Development During and After Mining of Sedimentary Rocks; #90187 (2014)
Carla I. Palencia
Search and Discovery.com
... of vegetation is low in the visible zone and the absorption is high (primarily because of the chlorophyll). The opposite occurs in the infrared zone where...
2014
Abstract: VSP P-Wave Attenuation Model Study in Elastic Earth: Spectral Ratio method Vs Centroid Frequency Shift Method; #90187 (2014)
Waheduzzaman Talukder and Ralph Phillip Bording
Search and Discovery.com
... and its responses to rocks. The elastic absorption which depends on pore fluid type, its degree of saturation, confining pressure, connectivity...
2014
A Reservoir Characterization Case Study Based on the Structural and Depositional Isochronous Framework; #41187 (2013)
Ling Yun, Xiangyu Guo, Qianggong Song, and Hai Xu
Search and Discovery.com
...-frequency domain spherical divergence and near surface absorption attenuation compensation (Ling Yun and Gao Jun, 2005) and shot and receiver gathers...
2013
The Steam Chamber Study of Thermal Recovery Heavy Oil Reservoir Based on Temperature Monitoring Data, Time-Lapse Seismic and Reservoir Simulation Result; #41329 (2014)
Feng Zhang, YinTao Cai, Libo Guo, Tingting Pan, Xiaomeng Cao, and Yuzhen Wang
Search and Discovery.com
... of muddy sand (gravel) rock has poor thermal conductivity, low heat absorption capacity and heat expansion capacity. In the same time, calcic or marlaceous...
2014
Mineral-Chemistry Quantification and Petrophysical Calibration for Multi-Mineral Evaluations; #41754 (2015)
Paul N. Theologou, Douglas McCarty, Timothy Fischer, Arkadiusz Derkowski, Rebecca Stokes, Ann Ollila
Search and Discovery.com
... density (ρma), intrinsic macroscopic absorption cross section (Σi), photoelectric absorption factor (Pe), and elemental dry weights (Fe, Ca, Si, etc...
2015
Data-Driven Quantitative Reservoir Characterization and New Insights in Pubei Field of Turpan-Hami Basin, Western China, #41857 (2016).
Jianbin Ran, Haiyin Li, Zhengtao Hu, Zhe Zhu, Jia Chen, Xuejun Wang
Search and Discovery.com
... beds in the subsurface. These resulted in severe seismic wave absorption, whereas the complicated strata by thrusting in Cenozoic time increased...
2016
Hyperspectral Imaging, XRF and High-Resolution Scanning: The Key to Quick Accurate Core Analysis; #42246 (2018)
G. Sanden, M. Trobec, Stan Stancliffe
Search and Discovery.com
... red: 1400-3000nm Spectral signatures of clays in the infra red • Water and clay absorption increases significantly at 1400, 1900, 2200 nanometres...
2018
Study of Seismic Anomalies in the Frequency Spectrum as a Hydrocarbon Reservoir Characterizer; #42596 (2025)
Argenis Pelayo, Ivan Omaña
Search and Discovery.com
...-dependent absorption or (b) natural resonance, or (2) that the travel time through gaseous sand is increased by low velocities, preventing proper summation...
2025
A Review of the Powder River Basin Coalbed Methane Play
Eric Stenberg, Tom Doll
Rocky Mountain Association of Geologists
.... However, many CBM waters, especially in the Big George play, have high Sodium Absorption Ratios (SAR). These waters, when applied to the surface over...
2006
LOGGING TECHNIQUES FOR THE EXPLORATION AND PRODUCTION OF THE CLINTON SANDSTONE IN THE STATE OF OHIO
Charles M. Davis, Schlumberger Well ServicesCharles W. Harrison, Schlumberger Well Services
Ohio Geological Society
... the photoelectric absorption index (Pe, measured in barns/electron). Pe is a measurement of the interaction of low-energy gamma rays...
1985
Cyanide Leaching in Eastern Nevada
Mead L. Jennsen, H.A. Qidwai
Rocky Mountain Association of Geologists
..., even alkali CN solutions are deadly either by injection or by absorption through skin openings, such as cuts or abrasions. Temperature is also a factor...
1979
Seals - A Critical Element To Successful Exploration and Production - Workshop Summary
Robert Sneider, Ronald Surdam, Charles Vavra
PTTC
... when a liquid and gas are involved. Absorption of a rock surface for a specific fluid is called wettability. If water is absorbed on the grain surface...
2000
Determination of Porosity of the Palo Pinto Reef by Radioactivity Logging
A. J. Kerr
Abilene Geological Society
... fluid absorption of the neutron flux is low, and high energy secondary radiations are emitted from the rocks causing the Neutron Curve to move...
1950
Dressing and Hardening of Drilling Bits
Ferd J. Spang
Appalachian Geological Society
... will be avoided by using heavy rich fuel mixtures which burn at lower temperatures and foster heat absorption by the steel in a more even manner...
1949
Brushite: Occurrence of an Unusual Phosphate Mineral in Castile Evaporites
Khyal Mohammed, Mahbub Hussain
West Texas Geological Society
... (Ames, 1959), (iii) absorption of reactive phosphate by CaCO3 in the presence of Mg ions (Kitano et al., 1978), (iv) leaching and reprecipitation due...
1989
Smoky Quartz: A Potential Indicator of Uranium Mineralization
A. E. Saucier
Earth Science Bulletin (WGA)
... transmission in the quartz is due to the absorption and scattering of light by electrons which have been removed from the oxygen and silicon atoms...
1972
Occurrence and Genesis of Trona in Sweetwater and Uinta Counties, Wyoming
P. L. Brown
Wyoming Geological Association
... measured temperatures of over seventy degrees Centigrade in natural salinas of Hungary; these high temperatures being due to the absorption...
1950
An Outcrop of Basic Igneous Rock in Kansas
Raymond C. Moore , Winthrop P. Haynes
AAPG Bulletin
... than in the rock near the margins, and also they show all degrees of rounding and apparent absorption about their borders and are baked to a hard...
1920
The Effect of Hydrocarbon Solubilities on Reservoir Formation and/or Destruction
R. W. Rochon
Bulletin of South Texas Geological Society
... the accumulation, the reservoir will gain depth, and the absorption capabilities of the water will increase until maturity of the reservoir is reached...
1975
The Raven Field: Planning for Success
Jane Whaley
GEO ExPro Magazine
... ray distortions, absorption and scattering of rays especially in the central and western parts of the structure. A single pass towed streamer creates...
2008
Geochemical Exploration around the Pegmatitic Sn-Nb-Ta Mineralization of Southwest Nigeria
G. Matheis
Geological Society of Malaysia (GSM)
...-absorption-spectrometry (AAS). The analysis for Sn concentration was unsuccessful. At this initial stage o f the exploration exer cise, the outlay...
1979
Field Study: Hico Field, Lincoln Parish, Louisiana
John H. Crump
Shreveport Geological Society
... are separated out by an efficient absorption method are: Bodcaw: Vaughn: Feazel: 48 bbls. per MMCF 32 bbls. per MMCF 125 bbls. per MMCF Two gasoline...
1953
Subaquatic Plants as Geochemical Samples
Tan Teong Hing
Geological Society of Malaysia (GSM)
... derived were then analysed using Atomic Absorption Spectrophotometry method. Fig. 1 Sample localities of stream sediments and subaquatic plants along...
1983
Fracture Description in the Austin Chalk Using Cast Images
Joseph F. Goetz, Douglas D. Seiler, Charles S. Edmiston
South Texas Geological Society Special Publications
... on the borehole wall will result in the absorption of most of the emitted energy. The amplitude of the return signal is therefore very weak. In this way...
1991