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The AAPG/Datapages Combined Publications Database

Showing 11,408 Results. Searched 190,729 documents.

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The Combined Effects of Wave Motion and Tidal Currents on the Morphology of Intertidal Ripple Marks: The Wash, U.K.

C. L. Amos , M. B. Collins

Journal of Sedimentary Research (SEPM)

..., p. 415-435. BINNIE AND PARTNERS, Ltd., Wave refraction diagrams, the Wash: unpubl. material. CHAN, K. W., M. H. BIARD, AND G. F. ROUND, 1972...


Three-Dimensional Depth Imaging of Seismic Data to Help Delineate Petroleum Reservoirs in the Williston Basin

Alvin K. Benson

Williston Basin Symposium

... abruptly, and part of the energy is reflected back to the surface, where it is recorded by geophones. Seismic time sections are graphic...


Saskatchewan Exploratory Progress and Problems

R. A. Bishop

CSPG Bulletin

...-cat wells are surface geology, stratigraphic drilling, refraction seismograph, electrical surveys, and radar and airborne radiation surveys...


Seismic Surveying

W.B. Heroy Jr., R.A. Arnett

Appalachian Geological Society

... SOCIETY that penetrates the new material tends to bend, this bending being known as refraction. As a result of this change some of the energy is reflected...


Circum-North Atlantic Tectono-Stratigraphic Reconstruction

Laurence M. Wilson

CSPG Special Publications

... supercontinent, Pangaea. Several wrench fault lineations related to the Paleozoic collisional events are reflected as transform offsets in Mesozoic seafloor...


Formation, Evolution, and Hydrocarbon Prospect of the Makassar Basin, Indonesia

Dr. B. Situmorang

Circum Pacific Council Publications

... ' S latitude and 117 to 119°E longitude, with represents the so-called Paternoster Fault. (Situmorang, 1982) Another steep gradient reflected in isobath...


Geology and Oil-Gas Prospects of the Zapadno-Chu Depression

G. Kh. Dikenshteyn, F. Ye. Sinitsyn, Ye. A. Sokolova

Petroleum Geology: A Digest of Russian Literature

... of the Zapadno-Chu depression is also reflected in the character of the magnetic field, which exhibits alternating positive and negative anomalies...


Geophysical Techniques in the Study of Hydrocarbon-Contaminated Soil

Umar Hamzah, Mohd Azmi Ismail, Abdul Rahim Samsudin

Geological Society of Malaysia (GSM)

..., such as seismic refraction, electrical resistivity, and/or GPR, many subsurface problems can be detected, and the sooner they are detected and evaluated...


Grand Isle Block 16 Field, Offshore Louisiana

Richard J. Steiner

AAPG Special Volumes

... face toward the south and the more gently sloping face toward the north. Based on seismic refraction surveys, a very large salt overhang is present...


An Experimental High-Resolution Seismic Survey over Tin-Mine Ponds

Surendra Singh, G. A. Van Klinken

Geological Society of Malaysia (GSM)

..., using an upper velocity value of 1700 m/s for the alluvium velocity in this area. Wavelengths of the reflected signal would be less than 3.5 m...


Geodynamics of the Transitional Zone from the Moma Rift to the Gakkel Ridge: Rifted Margins: Field Investigations of Margin Structure and Stratigraphy

A. F. Grachev

AAPG Special Volumes

... not reflected in topography; 17 -- foredeep compensated by sedimentation; 18 -- transition zone; 19 -- displaced and submerged parts of the Barents-Kara Sea...


Magnetic and Seismic Reflection Studies on Continental Shelf off Portuguese Guinea, Guinea, and Sierra Leone, West Africa

Robert L. McMaster , Jelle De Boer , Asaf Ashraf

AAPG Bulletin

... streamed a maximum of 60 m behind the sound source. The reflected energy was filtered into several low-frequency bands within the limits of 80-320 Hz...


Abstract: VSP P-Wave Attenuation Model Study in Elastic Earth: Spectral Ratio method Vs Centroid Frequency Shift Method; #90187 (2014)

Waheduzzaman Talukder and Ralph Phillip Bording

Search and

... of propagating seismic waveform (Fig. 3). This initial simple model will not produce any reflected and transmitted events since it is a single homogeneous solid...


Chapter 23: Crustal Structure and Geologic History of the Espino Rift, Venezuela, Based on Potential Fields, Seismic Reflection, and Well Data

Lourdes Rodriguez, Paul Mann, Stuart Hall

AAPG Special Volumes

..., Caracas, Venezuela, 198 p. Guédez, M., 2007, Crustal structure across the Caribbean-South American plate boundary at 70W-Results from seismic refraction...


G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset

Norman S. Neidell

AAPG Special Volumes

... now to the previous Figure, we note in the upper left corner a plot giving the fraction of reflected energy for the particular model as a function...


Decadal Behavior of Tidal Inlet–Associated Beach Systems, Northwest Ireland, in Relation to Climate Forcing

Marianne C. O’Connor, J. Andrew G. Cooper, Derek W. T. Jackson

Journal of Sedimentary Research (SEPM)

... variability reflected in the North Atlantic Oscillation (NAO). Using the available datasets which are, perforce, incomplete, we investigate potential...


The Tectonic Development of the Southern Beaufort Sea and Its Relationship to the Origin of the Arctic Ocean Basin

C. J. Yorath, D. K. Norris

CSPG Special Publications

...: A seismic refraction profile across the polar continental shelf of the Queen Elizabeth Islands; Can. Jour. Earth Sci., vol. 8, p. 347-360. Bhattacharyya, B...


Pitfalls in Seismic Interpretation

Paul M. Tucker, Howard J. Yorston

Pacific Section of AAPG

... the refraction first kicks which will often show a coincidence between near-surface velocity anomalies and subsurface structure. But with CDP shooting...


Late Jurassic--Early Cretaceous Central Atlantic Sea-Floor Spreading, Closure of Neo-Tethys, and Opening of Canada Basin: Chapter 6

Peter A. Ziegler

AAPG Special Volumes

... generally sediment starved as reflected by the deposition of condensed series, in part containing radiolarites (Abbate et al., 1970; Kalin and Trumpy...


Composite (VS/VP) Ratios in Transversely Isotropic Geology: Possible Aid for Identifying Organic Contamination in Porous Rocks

Alvin K. Benson

Environmental Geosciences (DEG)

...). Seismic velocities in transversely isotropic media. Geophysics, 44, 918–936. Ludwig, W. J., Nafe, J. E., and Drake, C. L. (1970). Seismic refraction...


Satellite System for Offshore Surveying

C. D. Lynn

Southeast Asia Petroleum Exploration Society (SEAPEX)

...-reflected sky-waves also can follow the curve, sometimes without any great attenuation for many thousands of miles, but now the great variation...


Direction and Method of Exploration of New Oil and Gas Fields in the Stavropol Area on the Volga

K. A. Mashkovich

Petroleum Geology: A Digest of Russian Literature

...), these uplifts can be subdivided in the following way: Devonian Structures Buried Devonian structural uplifts formed in Devonian time and not reflected...


Geotectonic Regionalization and Evolution of the East China Sea and Its Environs

Li Yinhuai

Circum Pacific Council Publications

... structures in this area is similar to that in southeast China. On a seismic-refraction profile across the East China Sea Shelf basin (ECSSB) it can...


An Overview of the Geology and Geochemistry of the Roosevelt Hot Springs Geothermal System, Utah

Joseph N. Moore, Dennis L. Nielson

Utah Geological Association

... Scientific Laboratory Report LA-8686-MS, 175 p. Gertson, R. C. and Smith, R. B., 1979, Interpretation of a seismic refraction profile across...


Structure: PART 1

K. O. Emery, Elazar Uchupi

AAPG Special Volumes

... of margins, the way they were formed, and their subsequent evolutional pattern. CRUSTAL STRUCTURE INFERRED FROM SEISMIC REFRACTION AND PETROLOGY Explosion...


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