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The AAPG/Datapages Combined Publications Database
Showing 7,072 Results. Searched 195,372 documents.
2010
Lithology-Driven Rock Calibration: “Laboratory” Modeling; J. B. Thomas; Search and Discovery Article #40012 (2001)
Search and Discovery.com
2001
Ferroan Carbonates Formed at Depth Require Porosity Well-Log Corrections: Hunton Group (Upper Ordovician to Lower Devonian), Deep Anadarko Basin, Oklahoma and Texas: ABSTRACT
Charles A. Sternbach, Gerald M. Friedman
AAPG Bulletin
...) and iron content (X-ray fluorescence) permit improved estimates of true porosities and water saturations. Dolomite densities range from 2.82 g/cm3...
1984
Structure of Extensionally Rifted Crust Beneath the Western Ross Sea and Iselin Bank, Antarctica, from Sonobuoy Seismic Data
A. K. Cooper, F. J. Davey, G. R. Cochrane
Circum Pacific Council Publications
.... Froggatt, 1978, Densities, porosities, and seismic velocities of some rocks from Victoria Land, Antarctica: New Zealand Journal of Geology...
1987
Permafrost in Prudhoe Bay Field: Geology and Physical Characteristics: ABSTRACT
Frank Howitt, Michael W. Clegg
AAPG Bulletin
... cores taken in parts of the upper 500 ft. A wide range of measurements has been made including densities and relative densities, porosities, ice...
1970
ABSTRACT The Role of Expulsion Fracturing on the Redistribution of Reservoir Pressure in Niobrara Shale Reservoirs, #90125 (2011)
Sturm Stephen
Search and Discovery.com
... in the organic source rock and the conventional chalk benches superjacent to the source rocks. A higher density of expulsion fractures usually occur...
2011
ABSTRACT The Role of Expulsion Fracturing on the Redistribution of Reservoir Pressure in Niobrara Shale Reservoirs, #90126 (2011)
Sturm Stephen
Search and Discovery.com
... in the organic source rock and the conventional chalk benches superjacent to the source rocks. A higher density of expulsion fractures usually occur...
2011
SONIC LOG APPLICATIONS - EASTERN VENEZUELA
W. F. Clarke
Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)
... amount of work has recently been done on the measurement of acoustic velocities in porous media and the various factors affecting these velocities...
1961
Standard Interpretation: Part 4. Wireline Methods
Mark Alberty
AAPG Special Volumes
...") with the linear estimation of shale volume. One then proceeds vertically to the appropriate rocks and then horizontally to read the corrected volume of shale...
1992
A Risk-Reduction Recipe Using Frequency-Based Pore Pressure Predictions from Seismic
Roger A. Young, Robert D. LoPiccolo
GCAGS Transactions
... velocities and high pore pressures and pointed out that low velocities may be caused by high porosities, soft lithologies, and hydrocarbons...
2005
Introduction
Richard H. Merkel
AAPG Special Volumes
... rocks and deeper rocks tend to have lower porosities due to compaction of the rock. cementation decreases the porosity. Shales also tend to follow...
1979
Rock-soil transition in weathering of a porphyritic biotite granite
John Kuna Raj
Geological Society of Malaysia (GSM)
... of weathering are marked by decreasing dry unit weights, dry densities and uniaxial compressive strengths, but increasing apparent porosities. The transition...
2022
Improved Technique for Determination of Densities and Porosities
H. R. Brankstone , W. B. Gealy , W. O. Smith
AAPG Bulletin
...Improved Technique for Determination of Densities and Porosities H. R. Brankstone , W. B. Gealy , W. O. Smith 1932 915 923 16 9. (September...
1932
Sonic Saturation Inversion and AVO Modeling in the Tunu Gas Field
Patrick Fouchard, Scott Leaney, Sugimin Harsono
Indonesian Petroleum Association
... of compressional and shear velocities in sand bodies, Geophysics, 58, No. 2, 227-239. Ramamoorthy, R., Murphy, W.F. and Coll, C., 1995, Total porosity...
1996
Hydrodynamics of Carbonate Fecal Pellets
Harold Rogers Wanless, Elizabeth Ann Burton, Jeff Dravis
Journal of Sedimentary Research (SEPM)
... and sizes should move as suspension FIG. 6. A) Graphs of shear velocities necessary for entrainment of different grain densities (under cohesionless...
1981
Diagenetic and Sedimentologic Explanation for High Seismic Velocity and Low Porosity in Mesozoic-Tertiary Sediments, Svalbard Region: GEOLOGIC NOTES
Anders Elverhoi , Gisle Gronlie
AAPG Bulletin
... measurements with deeper wave paths into unaltered rocks give a picture of the diagenesis of these rocks. The high velocities and the low porosities...
1981
Kela-2 Field: Structural Model and Risk of Fault Compartmentalization, by Fred Dula, Eddie McAllister, Amgad I. Younes, Jonathan Pugh, and Akke-Marijke Gunst; #90052 (2006)
Search and Discovery.com
2006
AAPG Memoir 76, Chapter 19: The Future of Pressure Prediction Using Geophysical Methods
Alan R. Huffman
AAPG Special Volumes
... produces shale velocities and densities that are not the same as those further from the reservoir. This effect can be detected in inversion but would...
2001
Effect of Mineralogy on NMR, Sonic, and Resitivity: NMR, Sonic, and Resistivity: A Case Study of the Monterey Formation
Saul Rivera, Manika Prasad
Unconventional Resources Technology Conference (URTEC)
...., Cirrincione, R., Mazzoleni, P., Pezzino, A., 2005, P– and S–wave velocities and densities in silicate and calcite rocks from the Peloritani Mountains...
2014
Secondary migration of heavy oil in low dip basins
Mario Valderrama
AAPG Bulletin
... reservoirs, displaying excellent porosities and permeabilities. They are mostly in near-surface settings within the realm of pervasive oil degradation...
2022
Density, Porosity, and Grain Density of Samples From Deep Sea Drilling Project Site 222 (LEG 23) in the Arabian Sea
Richard T. Bachman, Edwin L. Hamilton
Journal of Sedimentary Research (SEPM)
... bulk densities, porosities, and grain densities determined in the laboratory at the Naval Undersea Center on special samples obtained from the Deep...
1976
Abstract: The Role of Microbial Activity on Petrophysical Properties; #90153 (2012)
Gregor P. Eberli, Klaas Verwer, Giovanna Della Porta, Ralf J. Weger
Search and Discovery.com
... stromatolites as examples of high porosity and high velocity rocks Eight samples from modern stromatolites have porosities between 12 -25...
2012
Abstract: Diagenetic and Pore Fluid Effects on a Tight Clastic Reservoir (A Case Study), by M. Ahmed, O.H. Afif, and M. Gupta, #90188(2014)
Search and Discovery.com
2014
Sergipe Basin, Brazil: DHIs from Calibrated AVO Stacks
Mike Saunders, Dan Negri, Christopher Ross, Scott Bowman, Spectrum, Cross Quantitative Interpretation, Petrodynamics
GEO ExPro Magazine
..., long-offset seismic data. Examination of available well data shows that the sandstone in the Barra well does have 25% to 33% porosities, with velocities...
2014
Density, Porosity, and Compaction of Sedimentary Rocks
L. F. Athy
AAPG Bulletin
.... Average bulk densities of the top 100 feet of most surface clays are assumed to be between 1.30 and 1.60, and the porosities between 40 and 50 per cent...
1930