Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 65,661 Results. Searched 200,357 documents.

1   2   3   4   5   Next >

Ascending

Seismic Migration Interpolation using Time-Shift Imaging Condition

Mark Ng

Search and Discovery.com

... during the downward continuation process. For a typical production application, the downward continuation depth step size is set approximately equal...

Unknown

Seismic Migration Interpolation using Time-Shift Imaging Condition

Mark Ng

Search and Discovery.com

... during the downward continuation process. For a typical production application, the downward continuation depth step size is set approximately equal...

Unknown

Factors Affecting the Geothermal Step in the Oil Fields of Azerbaydzhan

Sh. F. Mekhtiev, S. A. Aliev

Petroleum Geology: A Digest of Russian Literature

..., t. 4. 7. Mekhtiev, Sh. F. and Aliev, S. A., 1955, Size of the geothermal step of the oil fields of Azerbaydzhan: DAN SSSR, t. 102, no. 1. In 1944-58...

1960

Abstract: Efficency and Accuracy Enhancement for One-way Wave Equation Migration Through Improved Mapping Function in the Time-shift Imaging Condition; #90171 (2013)

Mark Ng

Search and Discovery.com

... interpolation of the infilled image without much loss of accuracy. In practice, the size of coarse depth step is limited by the complexity of the velocity...

2013

Laboratory Experiment on Flow Characteristics at a Beach Step

Magnus Larson , Tsuguo Sunamura

Journal of Sedimentary Research (SEPM)

... WITH MIXED-SIZE SAND A preliminary wave-tank experiment was made at the University of Tsukuba to study the internal structure of a beach step. Regular waves...

1993

What Causes those Annoying Stair-Step Artifacts on Coherence Volumes?; #42036 (2017)

Tengfei Lin, Kurt J. Marfurt

Search and Discovery.com

... of the analysis window. As shown in Figure 1d, even a window size of 1-sample results in a stair-step artifact, which suggests the artifact is due...

2017

Graphical Method for Calculating Dip and Strike from Continuous Dipmeters

B. Osborne Prescott

Tulsa Geological Society

... it, this method may be applied to dipmeter calculations by closely following the step-by-step procedures given here. Procedure The calculation sheet Fig...

1955

Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques

Search and Discovery.com

...) computed with Equation (1) are plotted in Figure 3 for the vicinity of the density step location at approximately 580m depth. A density decrease implies...

2013

ABSTRACT: Depth on Demand—Fast Beam Migration, Smart Flood™, and Integrated Visualization for Improved Velocity Depth Model Building

Kevin Sherwood, Jostein Lima, Tim Bird, and Peter Wijnen

GCAGS Transactions

...ABSTRACT: Depth on Demand—Fast Beam Migration, Smart Flood™, and Integrated Visualization for Improved Velocity Depth Model Building Kevin...

2008

Geothermal Features of the Ozek-Suat Oil Field and of Other Regions of the Tersko-Kuma Plain

K. I. Vorob’eva

Petroleum Geology: A Digest of Russian Literature

.... With comparison of the size of the geothermal step calculated for stratigraphic intervals, it is shown that the lowest value of the geothermal step corresponds...

1960

Oil-Gas Prospects of the Volgograd Trans-Volga Region

A. A. Aksenov, A. A. Novikov, V. N. Mikhal’kova

Petroleum Geology: A Digest of Russian Literature

... depression. Here the rocks step down toward the inner part of the depression. Small and medium size structures combine as elongate arches. Depth...

1993

Geothermal Step in the Oil-Gas Regions of Azerbaydzhan

A. B. Tsaturyants, T. A. Gadzhieva

Petroleum Geology: A Digest of Russian Literature

... of the geothermal step: (3) dr x / dt x = - r 2 - r 1 / t 1 - t 2 The change in temperature with depth is generally determined...

1960

Sedimentation-erosion Cycles of Single Tidal Periods on Long Island Sound Beaches

Ervin G. Otvos, Jr.

Journal of Sedimentary Research (SEPM)

... great sediment size ranges the step was poorly sorted but on fine sandy foreshores the sorting improved considerably. 3) The "sufficient steepness...

1965

Mineralogical and Geochemical Transformation of Clays During Catagenesis and Their Relation to Oil Generation

A. E. Foscolos, T. G. Powell

CSPG Special Publications

... Sabine well in order to take into account differences in maximum burial depth. No second clay dehydration step was observed even at a depth of 5 181.6...

1980

A Practical Method for Preparing Thin Sections of Well Cuttings: RESEARCH METHOD PAPER

Clifton F. Jordan, Jr., C. Duane Roady

Journal of Sedimentary Research (SEPM)

... of the tray--just like removing ice cubes from a freezer tray. Step 9. Trimming Sample Block to Thin-Section Size Using a standard rock saw, make two...

1987

Using Second-Order Adjoint State Methods in GPUS to Quantify Resolution on Full Waveform Inversions, #42034 (2017).

Sergio Abreo, Ana Ramirez, Oscar Mauricio Reyes Torres

Search and Discovery.com

... E5-2609 v2. 2300 Distance (km) Depth (km) 0 Depth (km) z T 0 Nx ·Nz j =1 wj < Step 3, Step 9 > This work is supported by Colombian Oil...

2017

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

Alvin K. Benson

Williston Basin Symposium

..., and then a 2-D depth-imaging algorithm can be used for the second step. For example, if strong lateral velocity variations occur in one dominant...

1995

Deep Pressure Seal in the Lower Tuscaloosa Formation, Louisiana Gulf Coast

Suzanne D. Weedman, Albert L. Guber, and Terry Engelder

AAPG Special Volumes

.... In the remaining Morganza wells, overpressure increases with depth in a stair-step manner that may comprise offset local hydrostatic gradients...

1994

Structural Geology of Delsignore 1: A Central Eastern Overthrust Well: ABSTRACT

Roy S. Sites

AAPG Bulletin

... the Appalachian structural frontal zone of the central Eastern Overthrust, the Robert Delsignore 1 was drilled in early 1984 to a total depth of 9,965 ft after...

1985

1   2   3   4   5   Next >