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The AAPG/Datapages Combined Publications Database

Showing 60,751 Results. Searched 200,357 documents.

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Deblurring migration images with point spread function filter

Cewen Liu, Nanxun Dai, Wei Wu, Xiaofeng Wu, Mingjie Guo, Haohuan Fu

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Therefore, we intend to decompose the large Hessian matrix into small dispersed PSFs. Point spread function, also known as the point response function...

2022

4-D Seismic: A Powerful New Technology for Monitoring Steam Movements in Duri Field-Central Sumatra

S. D. Jenkins, M. F. Bee, J. H. Lyle, E. Murhantoro

Indonesian Petroleum Association

.... Murhantoro 1994 355 372 A time-lapse (4-D) seismic technique has successfully monitored changes in reflection data due to a pattern steamflood in Duri Field...

1994

Evidence for Shallow Hydrocarbons Offshore Northern Santa Cruz County, California: GEOLOGIC NOTES

Henry T. Mullins , David K. Nagel

AAPG Bulletin

... 66 8. (August) Analyses of high-resolution seismic reflection profiles and hydrocarbon samples indicate that natural hydrocarbon seepage is occurring...

1982

Basal Jurassic-Cretaceous Rocks of Western Great Artesian Basin, South Australia: Stratigraphy and Environment

H. Wopfner , I. B. Freytag , G. R. Heath

AAPG Bulletin

... Territory: Australia Bur. Mineral Resources Geology and Geophysics Rept., no. 88, 59 p. White, M. E., 1961, Plant fossils from the Canning basin...

1970

Hydrology and Geochemistry of Carbonate Springs in Mantua Valley, Northern Utah

Karen C. Rice, Lawrence E. Spangler

Utah Geological Association

... of Science thesis, 113 p. Shuster, E.T., and White, W.B., 1971, Seasonal fluctuations in the chemistry of limestone springs: A possible means...

1999

Nonempirical Apparent Permeability of Shale

Harpreet Singh, Farsam Javadpour

Unconventional Resources Technology Conference (URTEC)

... empirical coefficients, and has been derived without invoking the assumption of slip flow at the pore wall. Our model of apparent permeability...

2013

Stratigraphic and Combination Traps Within a Seismic Sequence Framework, Miocene Stevens urbidites, Bakersfield Arch, California: Chapter 6: Recent Applications of Siliciclastic Sequence Stratigraphy

James S. Hewlett, Douglas W. Jordan

AAPG Special Volumes

... (lower Coulter). Solid lines represent reflection peaks (positive reflection coefficients); dashed lines represent troughs (negative reflection...

1993

The Hite Uranium Mill

William L. Chenoweth

Four Corners Geological Society

... Corporation of America (VCA) to purchase uranium concentrates from a small pilot plant type of mill in White Canyon, Utah. The plant, which was to provide...

1987

Cenozoic Contourites in the Eastern Great Australian Bight, Offshore Southern Australia: Implications For the Onset of the Leeuwin Current

Christopher A-L. Jackson, Craig Magee, Esther R. Hunt-Stewart

Journal of Sedimentary Research (SEPM)

... biostratigraphic and geochemical proxies to reconstruct the dynamics of these currents in Earth's ancient oceans, although seismic reflection data have...

2019

Seymour Pool, Baylor County, Texas

James K. Murphy , Paul E. M. Purcell , H. E. Barton

AAPG Special Volumes

..., Permian age, consists of 760 feet of red and gray shales and a few thin limestone beds, with a small amount of sand and sandy shale. The Cisco group...

1941

Comments on the Geology of the Tejon Embayment from Seismic Reflection, Borehole, and Surface Data

Emery D. Goodman, Peter E. Malin

Pacific Section SEPM

... faults. The industrial and CALCRUST seismic reflection profiles (Lines 1-7; Figs. 4-7) suggest that the 'Tejon Block' is composed of small fault-bounded...

1988

Burial Dolomitization of the Upper Devonian Miette Buildup, Jasper National Park, Alberta

Bret W. Mattes, Eric W. Mountjoy

Special Publications of SEPM

... meters in diameter and more commonly as small diffuse mottles within darker mosaic type 2 dolomite or filling Fig 21 White dolomite spar has a mean...

1980

2D Pre-Stack Depth Migration : Application to Inverted Grabens

C. Bunks, P. L. Pichon, L. Ben Brahim, Sekar Sakti

Indonesian Petroleum Association

... down and verification of dips are amongst the benefits of this process. Bunks, C., 1992. Optimization of paraxial wave equation operator coefficients...

1993

Lateral Correlation and Interpolation of Logs: Chapter 6

John H. Doveton

AAPG Special Volumes

... of the first log trace is then moved by small increments past the trace of the second log. At each step a correlation coefficient is computed and plotted...

1994

A Pliocene lacustrine system in the Nellis basin, southern Nevada, USA: implications for the Colorado River drainage system

Brett T. McLaurin, Dirk Goossens, Brenda J. Buck, Wanda Taylor

Journal of Sedimentary Research (SEPM)

..., and Varhalmi, G., 2007, Preliminary overview of mammal and bird tracks from the White Narrows Formation, southern Nevada, in Lucas, S.G., Spielmann, J.A....

2024

AVO Response for Gas Sands of the Monserrate Formation, Upper Magdalena Valley of Colombia

C.J. Dueñas, M. G. de Freitas, A. Mantilla

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... to correct the sonic log for cycle skipping, and remove poor quality data at washed-out depths. Then we calculated the reflection coefficients from edited...

2006

Insoluble Residues of the Hunton and Viola Limestones of Kansas

J. W. Ockerman

Journal of Sedimentary Research (SEPM)

... Description of Residue 2295-3000 Brown granular chert; small amount of white dolocastic (FOOTNOTE 1) chert. 3000-3005, 3005-3010 Yellow...

1931

Microseismic Quality Control Using Synthetic Seismograms

M. C. Smith, S. D. Goodfellow, J. Huang, S. C. Maxwell, J. Teff, B. Kennedy, B. Bayliss

Unconventional Resources Technology Conference (URTEC)

... the Thomsen parameters, as large changes in the values of epsilon, delta, and gamma result in only small changes in arrival time (Thomsen, 1986...

2016

The "Sorting Out" of Geological Variables Illustrated by Regression Analysis of Factors Controlling Beach Firmness

W. C. Krumbein

Journal of Sedimentary Research (SEPM)

... in the machine first computing by least squares methods the linear coefficients of the line of regression of beach firmness on each independent...

1959

Correlation of Tuff Layers in the Green River Formation, Utah Using Biotite Compositions

Fu-Su Yen , Jonathan H. Goodwin

Journal of Sedimentary Research (SEPM)

... be successful. The proposed statistical tests are easily programmed in a small computer and provide a means of objectively testing the correlation determined...

1976

Application of seismic attributes to delineate the geological features of the Malay Basin

Abd AlSalam Almasgari, Mohamed Elsaadany, Abdul Halim Abdul Latiff, Maman Hermana, Abdul Hadi Bin Abd Rahman, Ismailalwali Babikir, Qazi Sohail Imran, Nicholas Fogne Appiah, Teslim Oyediran Adeleke

Geological Society of Malaysia (GSM)

... is a powerful tool of the reflection seismology for petroleum exploration and finds wide application; it utilizes the anomaly identification to extract...

2020

Insoluble Residues from Paleozoic Limestones of the Mosquito Range, Colorado

Quentin D. Singewald, Charles M. Reed

Journal of Sedimentary Research (SEPM)

..., White, shaly powder with small flaky fragments; residue from the Dyer, 6. C, Dark-gray, shaly powder; residue from the Leadville, 6. D, Pale-red...

1935

Estimating Parameters for Hierarchical Permeability Correlation Models

Zhenxue Dai, Robert W. Ritzi Jr., David F. Dominic

Special Publications of SEPM

... studies, where large numbers of measurements of ln(k) with small measurement support scale (of the order of 10-2 m) are made in unconsolidated sediments...

2004

Machine learning-based anisotropy characterization of Wolfcamp shales in the Midland Basin

Jaewook Lee, David E Lumley

International Meeting for Applied Geoscience and Energy (IMAGE)

... shale-specific reservoir properties more accurately. In general, we can quantify the elastic stiffness coefficients and Thomsen anisotropy parameters...

2022

The Effects of Lamination/Bedding on the Brittleness for the Woodford Shale Silica-Rich Intervals, From the Wyche-1 Core-Well Analysis, Pontotoc County, Oklahoma; #51394 (2017)

Carlos E. Molinares, Roger M. Slatt, Rafael Sierra

Search and Discovery.com

... and visible laminae, in comparison with the upper Woodford. Thomsen' coefficients ε and γ, obtained from Ultra Pulse Velocities (UPV) analysis, were used...

2017

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