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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 2,010 Results. Searched 201,049 documents.

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Abstract: The Northern Sumatra Earthquake of 2004: Forty Years of Ignoring Plate Tectonics

Arthur E. Berman

Houston Geological Society Bulletin

... to lack of awareness about the behavior of tsunamis. Tsunami detection is, after all, a second derivative approach. Why not focus on the causal mechanism...

2005

Abstract: Guiding the Deviated Well Bore

James J. Willis

GCAGS Transactions

... measurement-while-drilling instruments. The method, based on a single parent equation with appropriate derivative formulas, predicts the bit's...

1997

Geophysical Investigations in Connection with Oil and Gas Exploration in Amu-Dar’Ya Region of Turkmenistan

M. S. Rakhimov, Kh. K. Babayev, R. M. Mettiyev, A. S. Khangel’dyyev

Petroleum Geology: A Digest of Russian Literature

... and ground surveys show a positive micro-anomaly (second derivative) and an increase in dispersion values of the Δ Ta field as well as a characteristic...

1997

Quantitative Fracture Study--Sanish Pool, McKenzie County, North Dakota: ABSTRACT

George H. Murray, Jr.

AAPG Bulletin

..._Page 1570------------------------------ curvature (the second derivative of structure) can be expressed mathematically and it is found...

1965

Map Display Formats for Environmental Geologic and Related Data: ABSTRACT

William A. White, Thomas C. Gustavson, J. H. McGowen, Robert A. Morton

AAPG Bulletin

..., and geologic processes. Derivative maps prepared from the environmental geologic map include substrate materials, active geologic processes, and biologic...

1979

ABSTRACT: Application of Non-Seismic Geophysics to Exploration in the Onshore Amadeus Basin, Central Australia; #90007 (2002)

Jamie M. Burgess, Andrew L. Johnstone

Search and Discovery.com

... to build a model of depth to basement for profiles across the greater basin. The first vertical derivative of the magnetic data contains enough detail...

2002

ABSTRACT: 3D Seismic-Morphology and Sequence Stratigraphy of Middle Upper Miocene Siliciclastic Successions, Case Study, South March Island, Louisiana, Gulf of Mexico; #90007 (2002)

Abdulrahman M. I. Alissa, Christopher G. St. C. Kendall

Search and Discovery.com

.... High-resolution seismic data and their derivative seismic attributes helped to highlight stratigraphic traps within the middle Upper Miocene...

2002

ABSTRACT: Reservoir Pressures Suggest Communication Between Hugoton and Panoma Fields and Provide Insights on the Nature of the Connections; #90048 (2005)

Martin K. Dubois, Alan P. Byrnes, Richard Brownrigg

Search and Discovery.com

... in reservoir pressure. Linear to sub-linear anomalous pressure regions in 3D space coincide with lineaments in the first derivative of reservoir structure...

2005

ABSTRACT: Large Igneous Province: Cambrian Diabase Dikes, Eastern Arbuckle Mountains, Oklahoma; #90048 (2005)

Edward G. Lidiak, Roger E. Denison, Robert J. Stern

Search and Discovery.com

..., and variable Zr/P2O5 ratio. Mg numbers of 52-36 are indicative of derivative basaltic liquids which are consistent with the fine-grained...

2005

ABSTRACT: Integrated Modeling Workflow for an Explicit Representation of the Fracture Network: Present Limitations and Perspectives; #90061 (2006)

Laure Moen-Maurel, André Toublanc, and Francois Gouth

Search and Discovery.com

... derivative slopes characterizing large conductive objects also provide essential but limited additional information such as distance to well and magnitude...

2006

Abstract: Aeromagnetic Gradient Anomalies Help Locate New Oil and Gas Reservoirs

Harold Robert Beaver

Search and Discovery.com

... as a derivative anomaly. Case histories using aeromag data flown in the 1950’s with a fluxgate magnetometer prior to the discovery of oil and gas in certain areas...

2007

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