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The AAPG/Datapages Combined Publications Database

Showing 11,349 Results. Searched 190,067 documents.

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Volcanic Sediments in North Texas

Raymond Sidwell, Richmond L. Bronaugh

Journal of Sedimentary Research (SEPM)

... and bubble wall fragments. All fragments are transparent and under reflected light have much the appearance of powdered glass. Well developed fluting...


Features of the Development of the Central Part of the Volgograd Area in Connection with Evaluating Oil-Gas Prospects of the Cla Stic Devonian

V. N. Khlystova, O. G. Kozlov

Petroleum Geology: A Digest of Russian Literature

... of the surface of the crystalline basement (3). Since 1959 the Volgograd region has been covered by a net of refraction surveys and deep drilling profiles...


Tectonics and Oil-Gas Prospects of the South Part of the Vostochno-Chuy Depression Based on Regional Geophysics

V. L. Molokov, S. A. Chekina

Petroleum Geology: A Digest of Russian Literature

... refraction surveys. At the present time much has been learned on the following geologic problems: 1) deep mobile zones; 2) geotectonic regionalization...


Nearshore Bedform Patterns Along Rhode Island From Side-Scan Sonar Surveys: REPLY

Andrew Morang, Robert L. McMaster

Journal of Sedimentary Research (SEPM)

... that the shore-parallel patterns are the result of interference between the direct and surface-reflected sound waves, which generates an image...


Crustal Separation Between Eurasia and North America-Greenland: Opening of the Arctic-North Atlantic Ocean: Chapter 8

Peter A. Ziegler

AAPG Special Volumes

... in the nearly total isolation of the Arctic Basin during the Paleocene (Plate 17). This is reflected in the development of endemic faunas that were only...


The Bathymetry and Sedimentation of Cape San Blas Shoal and Shelf Off St. Joseph Spit, Florida

Donald K. Stauble , Detlef A. Warnke

Journal of Sedimentary Research (SEPM)

... 'in line' through wave refraction, although sediment-budget calculations indicate that a shift to the east is taking place. The shoal grows landward through...


Crustal Structure of Queen Elizabeth Islands and Polar Continental Margin, Canada: Evolution of Arctic Ocean Basin

L. W. Sobczak, J. R. Weber

AAPG Special Volumes

... refraction profile of Prince Patrick Island, Queen Elizabeth Islands: Canadian Jour. Earth Sci., v. 8, no. 3, p. 347-360. Bhattacharyya, B. K., 1968...


Marine Geophysical Study Northeast of Trinidad-Tobago

B. G. Bassinger , R. N. Harbison , L. Austin Weeks

AAPG Bulletin

.... Assoc. Petroleum Geologists Bull., v. 38, no. 5, p. 707-773. Edgar, N. T., 1968, Seismic refraction and reflection in the Caribbean Sea: Ph.D. dissert...


Petroleum Geologist and Exploration Geophysicist: Co-Ordination and Seismic Velocity

John D. Hale

CSPG Bulletin

... as the local value of gravity, the direction and intensity of the local lines of force in the earth's magnetic field, and the time and move-out of reflected...


A Robust Gradient for Long Wavelength FWI Updates

Jaime Ramos-Martinez, Sean Crawley, Kathy Zou, Alejandro Valenciano, Lingyun Qiu, Nizar Chemingui, Andrew Long

Petroleum Exploration Society of Australia (PESA)

... data from deep-water Gulf of Mexico how the dynamic weighted FWI gradient can combine both transmitted and reflected energy in a global FWI scheme...


Deep Subsurface of the Bavly-Baltayev Zone

P. A. Blokhin, I. A. Mushin, L. B. Shevchenko

Petroleum Geology: A Digest of Russian Literature

.... Up until recently its deep structure was based on individual wells drilled in the depression on a refraction survey on the basement carried out...


Structure of Albertite from New Brunswick, Canada

Ganjavar Khavari-Khorasani

CSPG Bulletin

... of a substantial amount of condensed aromatic systems in the molecular structure of albertite is reflected by the weak absorption in the visible spectrum...


Synthetic Seismograms for PS Seismic Data; #41793 (2016)

Satinder Chopra, Ritesh Kumar Sharma

Search and

... stresses. As a result, partitioning of energy takes place at the interface. This means that besides the reflection and refraction of the incident P-wave...


Deep Subsurface and Oil-Gas Prospects of the Bavly Sediments of the Verkhne-Kama Depression

A. A. Klevtsova, M. I. Ostrovskiy

Petroleum Geology: A Digest of Russian Literature

.... Analysis of the relief of the basement is based on local gravity anomalies, several seismic refraction profiles, and data from a net of stratigraphic...


Trinity Sediments of North and Central Texas

Raymond Sidwell

Journal of Sedimentary Research (SEPM)

.... It is characterized by the high index of refraction, faint pleochroism, and red to-brown colors which do not change under crossed nicols. The abundance of ruffle...


Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"

Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng

Indonesian Petroleum Association

.... A refraction correction is applied at angles above the critical angle. It attempts to align those refracted arrivals with the reflected energy from...


New Data on the Subsurface Geologic Structure of the Eastern Part of the Issyk-kul Intermontane Basin*

F. N. Yudakhin

Petroleum Geology: A Digest of Russian Literature

... Dzhergalan and Pokrovsk basins. As results of seismic refraction exploration have shown, deposits of the middle structural stage, represented...


Compensating for Seismic Absorption for Orthogonal Shooting Field Data: A Case Study on NW Tunu Area, Indonesia

Doddy Iqbal Biramandita, Vishal Kumar, Wayne Zanussi, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam, Didiek Bhudy Prabowo

Indonesian Petroleum Association

... INTRODUCTION Seismic data may suffer in quality because of surface/subsurface absorption of reflected waves creating dimming effects on seismic...


Subsurface Image Comparison between Active Seismic Data and Interferometry Seismic for a Mud Volcano Case in Wringin Anom, East Java

Triswan Madani Ade Surya, Nur Rochman Muhammad, Nathasya Abigail, Firman Syaifuddin

Indonesian Petroleum Association

... reflection is one of the geophysical methods, beside seismic refraction. Both methods are used in geophysical exploration. Seismic reflection is used...


Subsurface Interpretation of Golden Fault at Soda Lakes, Jefferson County, Colorado: GEOLOGICAL NOTES

Robert R. Berg

AAPG Bulletin

... at the surface. Interpretation of refraction shooting was undertaken by Stommel (1951) who concluded that here was a thrust with fault plane dips as low...


Subsurface Geology of North Carolina-South Carolina Coastal Plain from Seismic Data

William E. Bonini , George P. Woollard

AAPG Bulletin

...) Sixty new seismic-refraction measurements on the Coastal Plain of North Carolina and South Carolina were made to fill gaps in existing well...


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Limitations of Reflection Seismograph

L. E. Nugent, Jr.

AAPG Bulletin

... is refracted so that sin isin r = & t;fr>V1V2 (i is the angle of incidence, r the angle of refraction, and V1 and V2 velocities...


Esperson Dome, Liberty County, Texas

W. L. Goldston Jr. , George D. Stevens

AAPG Special Volumes

... was a combination of refraction and reflection shooting. No attempt was made by this company to contour the beds but the outlines of the domes in the area were...


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