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The AAPG/Datapages Combined Publications Database

Showing 3,446 Results. Searched 200,357 documents.

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An Evaluation of Offshore and Beach Changes on a Tideless Coast

Lee L. Weishar, William L. Wood

Journal of Sedimentary Research (SEPM)

... limit of active profile adjustment was at a depth of approximately 5 m. Beyond this depth they observed only slight net accretion. Hands (1976, 1979...

1983

Long Climatic Time Series from Sediment Physical Property Measurements

Timothy D. Herbert, Larry A. Mayer

Journal of Sedimentary Research (SEPM)

...), paleoceanographers have focused much interest on the causes of climatic variance over the frequency bands resolvable in deep sea sediments...

1991

Fractured Continuum Approach to Stochastic Permeability Modeling

S. A. McKenna, P. C. Reeves

AAPG Special Volumes

... of effective continuum representations of fracture permeability. Observations of fracture orientation, length, frequency, and transmissivity from...

2006

Estimation of Oil-Gas Prospects of Sedimentary Rocks According to the Degree of Metamorphism of Formation Waters

R. M. Novosiletskiy, Ye. P. Savka, D. V. Sharun

Petroleum Geology: A Digest of Russian Literature

... downwarp). In order to study the frequency of pools in production sections of oil-gas basins of the USSR with respect to the geochemical types...

1978

AUTOMATION OF INTERMITTENT WELL OPERATIONS: ENHANCING GAS PRODUCTION IN MARGINAL FIELDS THROUGH INNOVATIVE OPEN-CLOSE MECHANISMS

Dadik Hendra Kusuma, Wielianto Yudha, Dikey Afriawandi, Muhammad Rizal, and Awaluddin Jamain

Indonesian Petroleum Association

... dependence on sea transportation, limited operator availability, and risks from extreme weather conditions. To overcome these challenges, a new...

2025

Jurassic Chronology and History of Atlantic Basins: ABSTRACT

Felix Gradstein, John Exton, Jim Ogg

AAPG Bulletin

... Micropaleontologic zonations largely have stage-level resolution. Facies-dependence and provincialism limit universal application, and calibration to ammonite...

1981

Hydrofracturing and Episodic Fluid Flow in Shale-Rich Basins-A Numerical Study

Chi-yuen Wang and Xinong Xie

AAPG Bulletin

.... The mechanism for hydrofracturing, its effects on fluid migration, and its dependence on sediment permeability, sedimentation rate, and sedimentary sequences have...

1998

The Challenge of Multiples

Search and Discovery.com

N/A

Abstract: Attenuation, Velocity Dispersion and the Fate of the Vibroseis Signal; #90211 (2015)

Bernd Milkereit, Flora Sun, Wei Qian, and Thomas Bohlen

Search and Discovery.com

... generated harmonic distortions. These time-frequency decomposition displays provide us with complete information regarding the frequency dependence...

2015

Attributes of Key Surfaces

Henry W. Posamentier

Special Publications of SEPM

... can be a function of frequency of avulsion (Bridge and Leeder, 1979) and variations in subsidence rates and style of sedimentation (i.e., suspended...

1999

Gas Hydrates Exploration Using Continuous Wavelet Transform Based on Spectral Decomposition

Hafidz Dezulfakar, Muhazzib, Yulia Nur Fajrina

Indonesian Petroleum Association

... attribute that can help delineating underlying free gas and finding the position of BSR. Spectral decomposition is used in time-frequency domain based...

2016

Abstract: Novel Processing and Facies and Tectonic Results from North Louisiana Seismic Data

Valentin Makarov , Iosif A. Musbin , Eugeniy A. Kozlov , Chris J. Krotzer , Allen Lowrie

GCAGS Transactions

..., with its dependence on digital data processing, frequency-based analysis, and seismic unit determination, in an excellent compliment to the visually...

1997

Abstract: Influence of mineralogical composition and texture on induced polarization (IP) effects in gold-bearing rocks from the Herbert-Brent gold showing, Yellowknife Greenstone Belt, Canada

Mark Richardson

Atlantic Geology

... apparatus to measure IP effects both in the frequency domain (measuring resistivity as a function of frequency), and in the time domain (determining...

2016

Determination of the Lower Limit of Porosity of Production Reservoirs

V. A. Ivanov, V. G. Khramova

Petroleum Geology: A Digest of Russian Literature

...Determination of the Lower Limit of Porosity of Production Reservoirs V. A. Ivanov, V. G. Khramova 1965 628 630 Vol. 9 (1965) No. 11. (November) 1...

1965

Depth distribution of benthic foraminifera in the middle and deeper sublittoral to uppermost bathyal zones northwest of Okinawa, Japan

Wan Nurzalia Wan Saelan, Johann Hohenegger

Geological Society of Malaysia (GSM)

... of the tests in the middle and deeper sublittoral zones is related to dependence on either coarse sand, medium sand or no dependence on specific substrate...

2018

Abstract: Comparison of Low-Frequency Data from Co-Located Receivers Using Frequency Dependent Least-Squares-Subtraction Scalars; #90172 (2014)

Kevin W. Hall, Gary F. Margrave, Malcolm B. Bertram

Search and Discovery.com

... autocorrelation. In order to investigate amplitude dependence on frequency, data traces were band-pass filtered before calculating the LSSS with a series of 1 Hz...

2014

What is Horizontal Resolution?

L. R. Denham, R. E. Sheriff

Indonesian Petroleum Association

.... LEVIN, F.K., 1978, The reflection and diffraction of waves in media with an elliptical velocity dependence. Geophysics v. 43 pp. 528-537. LOEWENTHAL, D...

1981

Improving three-dimensional high-order seismic-stratigraphic interpretation for reservoir model construction: An example of geostatistical and seismic forward modeling of Permian San Andres shelf–Grayburg platform mixed clastic–carbonate strata

Yawen He, Charles Kerans, Hongliu Zeng, Xavier Janson, and Samuel Z. Scott

AAPG Bulletin

... heterogeneity and seismic frequency suggest this fundamental assumption is model dependent. Thus, in this study, we further test the model dependence...

2019

Measures for Describing the Size Distribution of Sediments

Douglas L. Inman

Journal of Sedimentary Research (SEPM)

... frequency distribution curve as described by equation 10 has one finite end at x = 0, while the other tail approaches zero as a limit as x becomes...

1952

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