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The AAPG/Datapages Combined Publications Database

Showing 19,777 Results. Searched 189,126 documents.

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Crustal Structure of South Florida Bank Derived from Ocean Bottom Seismometer Refraction Profiles: ABSTRACT

Joseph O. Ebeniro, William P. O'Brien, Jr., Subir K. Chatterjee

AAPG Bulletin

... these values, flat layer crustal models have been initially computed. The 2 most dominant deep refractors have apparent velocities of 5.6-5.9 km/sec...

1984

ABSTRACT: A Novel Approach to Processing Vibroseis/Transition Zone Seismic Data; #90051 (2006)

Mohamad Samir Nahhas, Martin Boekholt, Fatema Al Shekaili

Search and Discovery.com

... and reliable stratigraphic wavelet processing are critical. The vibroseis survey comprised an area of sand dunes, hard sabkha plains, and flat lying...

Unknown

Abstract: Interferometric Approach to Complete Refraction Statics Solution; #90187 (2014)

Valentina Khatchatrian and Mike Galbraith

Search and Discovery.com

... will emphasize the desired refractor. Figure 3 represents an example of the refraction convolution stack (RCS) and refraction velocity stack (RVS...

2014

Wide-Angle Seismic-Reflection and -Refraction Data from the Solomon Islands

A. K. Cooper, R. A. Wood

Circum Pacific Council Publications

...) in areas where geologic or bathymetric features were thought to be either flat or uniformly dipping over the length of the sonobuoy station, (2) in areas...

1986

Seismic-Refraction Study of Continental Margin East of Florida

R. E. Sheridan , C. L. Drake , J. E. Nafe , J. Hennion

AAPG Bulletin

..., the physiography of the continental margin changes. There the margin is dominated by the Blake Plateau, the broad, flat surface of which extends...

1966

Geology of the Offshore Southeast Georgia Embayment, U.S. Atlantic Continental Margin, Based on Multichannel Seismic Reflection Profiles: Rifted Margins

Richard T. Buffler , Joel S. Watkins , William P. Dillon

AAPG Special Volumes

.... the sedimentary section onlaps a regional unconformity characterized by a strong, smooth reflector/high-velocity refractor (5.8 to 6.3 km/sec). Rocks below...

1979

Refraction Statics, A Comparison Among Processing Contractors

Bambang Sudewo

Indonesian Petroleum Association

... a simple one layer model while other programs can create and handle more complex models. Accuracy in determining both weathered layer and refractor...

1985

Seismic Refraction Study of Shallow Part of Continental Shelf Off Georgia Coast

John W. Antoine , Vernon J. Henry, Jr.

AAPG Bulletin

... 7B to profile 6A. It runs essentially along the strike of the beds in this area, and the strata are rather flat except for a rise near profile 4B-5A...

1965

Seismic Refraction Data from Sunda Shelf

Robert E. Houtz , Dennis E. Hayes

AAPG Bulletin

... in Figures 6 and 7) are more complex and do not yield straightforward solutions. To interpret adequately (using classical tau-p constant velocity flat-layer...

1984

Acoustic Properties of Sediment on the Southern Tonga Platform as Determined from Seismic Sonobuoy Studies

Jonathan R. Childs

Circum Pacific Council Publications

..., and the angle of incidence (as measured from the vertical) becomes large. Reflection times to a planar, flat-lying acoustic boundary plotted...

1985

Seismic Techniques in the Alberta Foothills

L. H. Reed

CSPG Special Publications

.... To check this, a short refraction line across the axis will give a representation of the Paleozoic refractor which will be less affected by velocity...

1953

Abstract: SAGD Production Monitoring by Seismic Refraction; #90172 (2014)

D. Dubucq, Tuhin Bhakta, P. Thore

Search and Discovery.com

.... Wave velocity V2 is greater than V1. If the interface is flat and horizontal, the apparent velocity of the refracted wave is equal to V2...

2014

Integrated Seismic Processing Challenges in Karstified Terrain of Papua New Guinea Fold Belt, #42521 (2020).

Subhash Chandra, Michael Szczepaniak, Patrick Haltmeier,

Search and Discovery.com

... that are of reasonable quality in many areas of the highlands despite its simplistic flow and reliance on the flat layer assumptions of conventional NMO...

2020

Two-dimensional seismic refraction tomography of a buried bedrock valley at Hallsands beach, Devon, United Kingdom

Eric B. Avalos, David H. Malone, Eric W. Peterson, William P. Anderson, and Roland W. Gehrels

Environmental Geosciences (DEG)

... sea level. REFRACTION STUDIES FOR ENVIRONMENTAL PROBLEMS Traditional seismic refraction methods assume a flat horizontal plane to provide basic...

2016

Structure and Development of the Southeast Georgia Embayment and Northern Blake Plateau: Preliminary Analysis: Rifted Margins

William P. Dillon , Charles K. Paull , Richard T. Buffler , Jean-Pierre Fail

AAPG Special Volumes

... unusual (Fig. 2). A continental shelf is connected by the Florida-Hatteras slope to a broad flat plateau, the Blake Plateau, at about 800 m below sea...

1979

The Deep Crustal Structure of the Wilkes Land Continental Margin

J. R. Childs, H. M. J. Stagg

Circum Pacific Council Publications

... ) , which contains a 7.7 km/sec refractor at a depth of about 1 0 . 5 km, and from the reflection data that show a flat-lying deep crustal reflector...

1987

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands

Subhash Chandra, Geoff Mansfield, Peter Carver

Petroleum Exploration Society of Australia (PESA)

... on the flat layer assumptions of 258 imaging which was firstly presented by Muller (1998,1999). This technique is successfully applied to highland data...

2015

Problems with Plate Tectonics: The Labrador Sea

A. C. Grant

CSPG Bulletin

... (A and B) is remarkably strong in view of its considerable depth, and it can be traced as a smooth and nearly flat event over distances up to 100 km...

1980

Sarir Oil Field, Libya--Desert Surprise

Robert M. Sanford

AAPG Special Volumes

... of a marine loading terminal off a limestone hillside, rather than off a flat sand beach. During development of the field there were such unpleasant...

1970

Geologic Framework of the Alaskan Continental Terrace in the Chukchi and Beaufort Seas

Arthur Grantz, Mark L. Holmes, Bruce A. Kososki

CSPG Special Publications

... underlies the Chukchi Sea. Its shallow shelf is part of one of the most extensive flat places on earth, the broad Laptev-East Siberian-Chukchi...

1975

A Case Study of Seismic Exploration in the Offshore Bonaparte Basin

J. Durrant, A. Young

Petroleum Exploration Society of Australia (PESA)

... , \ \ -<:> / -<:> /\ ~·\ GULL 1\. Introduction TROUGH JACARANDA 1 <:> CURLEW 1 <:>NEWBY 1 BONAPARTE BASIN -<:> FLAT TOP 1 Exploration permit NT I...

1988

Geophysical Results From the Continental Margin Off Southern Baffin Island

A. C. Grant

CSPG Special Publications

... and Barrett, 1972), with no indication of velocity contrast at the level of the reflectors emphasized on the profile. Absence of a refractor at about 1...

1975

Chapter 10-part 3: 3-D Depth Image Interpretation

William L. Abriel, Joseph P. Stefani, Robert D. Shank, David C. Bartel

AAPG Special Volumes

... salt is flat on the gathers and does not show a contaminating refractor. The subsalt signal is also flat on the gathers, and is marked on both...

2011

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

... anomaly of the relatively flat archipelago (mean elevation of 15 m) west of 90°W long. is about 7 mgal; this value indicates that the region...

1973

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