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The AAPG/Datapages Combined Publications Database

Showing 40,936 Results. Searched 195,354 documents.

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Abstract: A NEW MOVE TOWARDS INTERACTIVE WELL-SEISMIC DATA CALIBRATION BY ADJUSTING INTERVAL VELOCITY; #90144 (2012)

Shabih M. Syed, Amjad A. Khan, Amjad W. Qureshi, Muhammad Rehan, and Muhammad Adnan

Search and Discovery.com

...Abstract: A NEW MOVE TOWARDS INTERACTIVE WELL-SEISMIC DATA CALIBRATION BY ADJUSTING INTERVAL VELOCITY; #90144 (2012) Shabih M. Syed, Amjad A. Khan...

2012

Seismic Velocity Model Building in an Area of Complex Geology, Southern Alberta, Canada

Helen Isaac and Don Lawton

Search and Discovery.com

... sections, near-surface velocity models from refraction statics analysis, averaged sonic interval velocities and limited migration velocity analysis...

2009

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

... of deposition, overall structural configuration, and other pertinent geologic features. Time-depth conversions were made using interval velocities...

1979

Flume Experiments on the Transition from Ripples to Lower Flat Bed with Increasing Sand Size

John B. Southard, Lawrence A. Boguchwal

Journal of Sedimentary Research (SEPM)

... in detail the relationship between ripples in finer sands and the lower-flat-bed mode of transport at similar flow velocities in coarser sands. A graph...

1973

Seismic Exploration Using Shear Waves

R. Garotta

Indonesian Petroleum Association

... of the dispersion of the individual velocity measurements. For computing interval velocities between the main horizons, spurious values have been...

1978

High-resolution seismic detection of shallow natural gas beneath Hutchinson, Kansas

Susan E. Nissen, W. Lynn Watney, Jianghai Xia

Environmental Geosciences (DEG)

... to vent the gas indicate that the gas-bearing interval corresponds to thin dolomite layers, which have higher P-wave velocities than the surrounding...

2004

Evidence for Low Free Gas Saturations in Water-Bearing Bright Spot Sands

H. J. Ritch, J. T. Smith

Pacific Section of AAPG

... abnormally low velocities in these zones. Considering all of the above lines of evidence, we concluded that the false Bright Spots which were studied were...

1976

Middle and Upper Jurassic Depositional Environments at Outer Shelf and Slope of Baltimore Canyon Trough

L. A. Gamboa , M. Truchan , P. L. Stoffa

AAPG Bulletin

... be identified overlying the interface that generates th J1 reflector. A detailed analysis of semblance-derived interval velocities in the reef-talus...

1985

Calculating Sandstone-Shale Ratios from Growth Normal Fault Dips on Seismic Profiles

R. E. Bischke , J. Suppe

GCAGS Transactions

.... The accuracy of the method depends on the accuracy of the velocity and depth determinations; however our results show that even routine interval velocities...

1990

Abnormal Formation Pressures: Recognition, Distribution, and Implications for Geophysical Prospecting, Brazoria County, Texas

Edward T. Flanigan

GCAGS Transactions

... velocity survey (well 54), and the assumption that interval velocities do not vary laterally within the area. This assumption has worked well for clastic...

1981

Identifying Potential Gas Accumulation Sites from Oligocene Overpressure Data in the Qiongdongnan Basin, Offshore South China: GEOLOGIC NOTE

Liu Funing

AAPG Bulletin

.... The pressure corrections are based on shale-interval transit times from well logs, interval velocities interpreted from vertical seismic profile (VSP) surveys...

1993

High Resolution Pore Pressure Prediction Using AVO Inversion

Yongyi Li

Search and Discovery.com

... to estimate pore pressure. This is problematic because these velocities have low frequency and thus low resolution. As a result, the predicted pore pressure...

Unknown

High Resolution Pore Pressure Prediction Using AVO Inversion

Yongyi Li

Search and Discovery.com

... to estimate pore pressure. This is problematic because these velocities have low frequency and thus low resolution. As a result, the predicted pore pressure...

Unknown

Continuous Velocity Logging

H. R. Breck, S. W. Schoellhorn, R. B. Baum

Tulsa Geological Society

... velocities, and the corresponding shortening of time interval on the ssismic record is effectively illustrated by the convergence of the correlations...

1955

Pressure prediction using converted shear waves from OBN data: A rock physics approach

Prajnajyoti Mazumdar, Kevin Searles, Bjorn Olofsson, James Gaiser, Terence Krishnasami

International Meeting for Applied Geoscience and Energy (IMAGE)

... content. PS waves are separated and S-wave interval velocities, Vs, are iteratively estimated through tomography (e.g., Stork, 1992) and application...

2023

Passive Margins: Interpretation of West Africa Line C

R. Sheriff

AAPG Special Volumes

..., which might be expected if they were derived from erosion of the adjacent carbonate shelf. Interval velocities for the six analyses at the left end...

1987

Fault Seal Analysis: Constraining Fault Seal Risk Using Seismic Velocities, #41789 (2016).

Toby Colson

Search and Discovery.com

...Fault Seal Analysis: Constraining Fault Seal Risk Using Seismic Velocities, #41789 (2016). Toby Colson Fault Seal Analysis: Constraining Fault Seal...

2016

Porosity Mapping Using Seismic Interval Velocities, Natuna L–Structure

D. R. Eyles, J. A. May

Indonesian Petroleum Association

...Porosity Mapping Using Seismic Interval Velocities, Natuna L–Structure D. R. Eyles, J. A. May 1984 301 316 Seismic interval velocities have been...

1984

Determination and Delineation of Anomalously Pressured Gas Accumulations in the Siberia Area, Washakie Basin, Wyoming

Ronald C. Surdam, Zun Sheng Jiao, Yuri Ganshin, Nicholas G. K. Boyd III

Wyoming Geological Association

... isolates anomalously slow velocities. Figure 4. Anomalous velocity volume constructed from interval velocity seismic profiles derived from the 3-D...

2001

An Analysis of Factors Controlling Deviations in Hydraulic Equivalence in Some Modern Sands

Richard Lowright, E. G. Williams, Frank Dachille

Journal of Sedimentary Research (SEPM)

... smaller heavy and light minerals of about the same size but different settling velocities. Analyses of modern sands and Paleozoic sandstones show...

1972

3.4 Detached Sediments: 3.4.1 Decollement Tectonics (A-Subduction): Utah-Wyoming Overthrust Line

B. D. McClellan and J. A. Storrusten

AAPG Special Volumes

... the stacking velocities for seismic migration. It has not done a very believable job, since the fairly wild undulations on the left-hand side...

1983

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