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The AAPG/Datapages Combined Publications Database
Showing 60,751 Results. Searched 200,357 documents.
Pore-scale Evaluation of Nuclear Magnetic Resonance Measurements in Organic-Rich Mudrocks Using Numerical Modeling
Saurabh Tandon, Zoya Heidari, Hugh Daigle
Unconventional Resources Technology Conference (URTEC)
... be challenging because of presence of clay minerals and kerogen, small pore sizes, and lack of accurate knowledge about relaxation mechanisms...
2017
Study of Productive Sediments of the Neocomian of East Urengoy Field
A. N. Zolotov, A. G. Lur’ye, D. I. Rudniikaya, F. K. Salmanov
Petroleum Geology: A Digest of Russian Literature
... of reflection (EKO sections). This makes it possible to recognize small features of the section. In comparison with the original common depth point...
1999
Surface Prediction using Rejection Sampling to Handle Non-linear Constraints
Petter Abrahamsen, Pål Dahle, Vera Louise Hauge, Ariel Almendral-Vazquez, Maria Vigsnes
CSPG Bulletin
... coefficients. Equation (1) is a linear regression model with a spatially correlated residual. Assuming that the residuals are Gaussian...
2015
Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings
F. Sandnes, L. Nustt, S. G. Henry
Indonesian Petroleum Association
... simulating a synthetic trace which matches the processed VSP data by iterative modeling of reflection coefficients. It is from the reflection...
1983
Subsurface Technology Sharing from Oil and Gas to Geothermal Resources
Silviu Livescu, Birol Dindoruk
Unconventional Resources Technology Conference (URTEC)
... transfer coefficients. Existing hydrocarbon fields produce larger volume of waste water over their lives, increasing their operating costs due to greater...
2021
Documenting the geometry and magnitude of shortening at the Allegheny Front: Lycoming County, Pennsylvania, United States
Ashley Ace, Nadine McQuarrie, Peter B. Sak, Robert Grundy, and Barrett Lavergne
AAPG Bulletin
... lines farther south represent older 2-D depth-converted seismic reflection data in the Valley and Ridge. Red, blue, and white boxes show the location...
2020
Synthetic Seismograms for PS Seismic Data; #41793 (2016)
Satinder Chopra, Ritesh Kumar Sharma
Search and Discovery.com
... with yellow arrows and in the highlighted zone, there are differences in the reflection coefficients and hence the amplitudes. In each case the same...
2016
Some Effects of Trap Intrusions on Oil-Gas Productivity of the Paleozoics of the Lena-Tunguska Province
V. V. Kazarinov, A. V. Khomenko
Petroleum Geology: A Digest of Russian Literature
... in exploration strategies. Figure 1. Maps of correction coefficients for the effect of dolerite intrusions on calculatio of oil and gas reserves. A-Lower...
1982
Recent Advances in Borehole Seismic
W. L. Nutt
Indonesian Petroleum Association
... the VSP data by iterative modeling of reflection coefficients. It is from these reflection coefficients that the acoustic impedance is derived...
1984
Open and Closed Number Systems in Stratigraphic Mapping
W. C. Krumbein
AAPG Bulletin
... I (left column map) is very small compared with that of the shale, whereas in the closed system they are identical. This means that although...
1962
Upper Crustal Structure Derived from Seismic Refraction Experiments: Grand Banks of Eastern Canada
I. Reid, C.E. Keen
CSPG Bulletin
... caption for Figure 7. End_Page 394------------------------ Figure 9. Seismic reflection data of a small part of line 85-4. The basement surface...
1988
THE WHITE CLAYS OF LARA STATE; LAS ARCILLAS BLANCAS DEL ESTADO LARA
Manuel Rivero Palacio
Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)
... small amounts of feldspar are present, presumably orthoclase. The presence of feldspar in the Bobare-type white clays is so widespread that, even when...
1967
Microfabric Study of Fine-grained Sediments: Observations from the Amazon Subaqueous Delta
Steven A. Kuehl , Charles A. Nittrouer , David J. Demaster
Journal of Sedimentary Research (SEPM)
... of parallel, near-horizontal laminae by migration of bedforms in a small flume: Jour. Sed. Petrology, v. 45, p. 132-139. MEADE, R. H., DUNNE, T., RICHEY, J...
1988
Textural Comparison of John Day Volcanic Siltstone with Loess and Volcanic Ash
Richard V. Fisher
Journal of Sedimentary Research (SEPM)
... it is doubtful that they were as small as sorting coefficients of the plotted loess samples. Median Diameter and Sorting Encircled plots of median diameter vs...
1966
Seismic Expression of the Boundaries of a Miocene Carbonate Platform, Sarawak, Malaysia
Guido L. Bracco Gartner, Wolfgang Schlager, Erwin W. Adams
AAPG Special Volumes
...) is interpreted as an erosional slope (see Figure 13C), although a small normal fault is a plausible alternative (between white arrows on line 3). Boxes indicate...
2004
3D deblending for marine towed-streamer data
Yangkang Chen, Min Zhou, Ray Abma
International Meeting for Applied Geoscience and Energy (IMAGE)
... the coefficients decaying curves. The 3D FFT transformed domain is much sparser than the 2D FFT transformed domain according to the sparseness comparison. Thus...
2024
The Analysis of the Clay Content of some Glauconitic Oceanic Sediments: NOTES
D. P. Seed
Journal of Sedimentary Research (SEPM)
... Sharp (002) illite reflection Glauconite--small, glassy, infrequent B153. I:M :K+C+V=2:trace:1 Illite (002) reflection present...
1968
Soft-sediment Deformation Fabric in the Precambrian Bhander Oolite, Central India
Soumen Sarkar , S. K. Chanda, Ajit Bhattacharyya
Journal of Sedimentary Research (SEPM)
... (direction of shortening) (Fig. 7). The axial symmetry of the deformed ooids is again a reflection of the fact that the ooids were initially near spherical...
1982
Use of the Method of the Carbon Coefficient in Forecasting Oil-Bearing Capability
V. S. Vyshemirskii
Petroleum Geology: A Digest of Russian Literature
... (D. White). This regularity was later studied by a number of geologists by constructing and analysing maps of isocarbs (lines of equal carbon...
1958
Integrating Surface Seismic, Microseismic, Rock Properties and Mineralogy in the Haynesville Shale.
Neil Peake, Gabino Castillo, Norbert Van de Coevering, Simon Voisey, Antoine Bouziat, Kevin Chesser, Guy Oliver, Chi Vinh Ly
Unconventional Resources Technology Conference (URTEC)
... pressure, in addition to tectonic stresses acting in the subsurface. Observation of azimuthal variations of velocity and reflection coefficients was used...
2014
Use of Trace Elements for Classification of Crude Oils into Families--Example from Alberta, Canada
Brian Hitchon , R. H. Filby
AAPG Bulletin
..., or stable-isotope properties of the individual hydrocarbons or chemical groups of hydrocarbons. Most modern methods allow for the analysis of very small...
1984
Diffraction separation based on envelop and optimized stacking
Wentao Mu, Weiyi Zhang, Jianlei Zhang, Zhenping Tian
International Meeting for Applied Geoscience and Energy (IMAGE)
... of Oil&Gas Exploration Computer Software Summary Seismic diffractions generated by small-scale faults, inhomogeneities, and discontinuities contain...
2024
Application of land multiple numerical simulation identification and well-driven suppression technology in ultra-deep layers of S Basin
Zhang Shurui, Zang Dianguang, Li Guangpeng, Diao Yongbo, Du Jiajun, Liu Shumin
International Meeting for Applied Geoscience and Energy (IMAGE)
... in Geophysics, 29, no. 1, 240–247, doi: https://doi.org/10.6038/pg20140134. Yang, C., Y. Wang, and Y. Wang, 2016, Reflection and transmission coefficients...
2024
Distinguishing Water Saturation Changes from Porosity or Clay Content Changes Using Multicomponent Seismic Data
Fuping Zhu, Richard L. Gibson, Jr., Joel S. Watkins, Sung H. Yuh
GCAGS Transactions
... are defined as the change in the P-SV and P-P reflection coefficients, respectively. The target portion of the reservoir is compared to an inferred...
2000
Time-Lapse Refraction Seismic II: Field Examples
Martin Landrø, Lasse Amundsen
GEO ExPro Magazine
... at subsurface boundaries. He derives reflection coefficients for non-vertical rays which are essentially the same equations that we refer to today...
2017