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The AAPG/Datapages Combined Publications Database

Showing 32,067 Results. Searched 196,121 documents.

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Chapter 7: Advanced Reservoir Characterization Using 3D Seismic Data in Badger Basin, Bighorn Basin, Wyoming

John E. Buggenhagen

Montana Geological Society

... an accurate velocity model for inversion and imaging. Before stacking and final migration, two iterations of 3D Radon DMO (Wang, 1996...

1997

Improving Cement Placement in Horizontal Wells of Unconventional Reservoirs Using Magneto-Rheological Fluids

Mansur Ermila, Alfred W. Eustes, Mehdi Mokhtari

Unconventional Resources Technology Conference (URTEC)

... consequences such as gas migration to surface or water zone and stimulation failure. Current best cementing practices have deficiencies in providing...

2013

Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data

Paul L. Stoffa

Circum Pacific Council Publications

.... To change from two-way normal time to depth, and to acquire images of reflection events properly by migration, requires accurate velocity-depth...

1989

Squeezing Every Last Drop Out of a Coarse 3D Oil Sands Dataset for Refining 3D Survey Design … A Case History; #41500 (2014)

Sylvestre Charles, Jim Hostetler, Jiwu Lin, Xiaoming Luo

Search and Discovery.com

... tomographic velocity analysis in tilted transversely isotropic media: A 3D case history from the Canadian Foothills: Geophysics, v. 73/5, p. VE261-VE268. De...

2014

Dynamics of Bedforms in the Lower Mississippi River

David J. Harbor

Journal of Sedimentary Research (SEPM)

... to predict bedform dynamics from synoptic hydraulic data; for example, Johnson (1879) determined that bedform migration was a function of flow velocity...

1998

Abstract: Seismic Imaging near and within the Basement Offshore Malaysia; Including Comparisons of Imaging Algorithms (Geophysics Paper 19)

Nabil El Kady, M. Shah Sulaiman, Zabidi M Dom, Tang Wai Hoong, Lee Mei Lu, Pavel Vasilyev, Martin Bayly

Geological Society of Malaysia (GSM)

...; velocity model building and migration methods applied to successfully image the data. The basement fractures are present at a variety of scales but to aid...

2011

Flow Behavior of Ponded Turbidity Currents

Marco Patacci, Peter D.W. Haughton, William D. Mccaffrey

Journal of Sedimentary Research (SEPM)

...; this divides a lower outbound-moving layer from an upper return layer. The basal layer evolves to constant concentration and grain size, whereas...

2015

Maturation of Sediments Near Horizontal and Inclined Salt Sheets

K. Carter, I. Lerche

GCAGS Transactions

... 2. Far from the edge of the salt, the heat flow reduces to the one dimensional case of a constant heat flux flowing vertically through the salt...

1990

Abstract: Azimuthal Processing For Unconventional Resource Plays Using An Orthorhombic Velocity Model; #90174 (2014)

Shaowu Wang and David Wilkinson

Search and Discovery.com

..., dip-moveout (DMO) removal and time migration. The estimation of velocity parameters for orthorhombic media is the key for azimuthal processing using...

2014

High-Resolution Anisotropic Earth Model Building on Conventional Seismic Data Using Full-Waveform Inversion: an Offshore Australia Case Study

Bee Jik Lim, Denes Vigh, Stephen Alwon, Saeeda Hydal, Martin Bayly, Chris Manuel, Dimitri Chagalov, Gary Hampson, Dimitri Bevc

Indonesian Petroleum Association

..., the initial starting model was derived from a smooth version of a reflection traveltime tomography velocity field derived from a depth migration workflow...

2014

Depth Imaging Coil Data: Multi Azimuthal Tomographic Earth Model Building and Imaging of Tulip (Paper A15)

S. Chen, M. Buia, L. Livraghi, M. Bakhrudin, M. Tham, M. Bayly, S. Ng, O. Zdraveva

Geological Society of Malaysia (GSM)

... can be investigated. In this case, observation of azimuth and offset organized butterfly gather QC displays indicated that azimuth velocity change...

2012

Risks of Microseismic Fracture Mapping Mis-interpretation: Source-Dependent Sensitivity Induced by Surface Arrays Observational Bias

Pierre-Francois Roux

Unconventional Resources Technology Conference (URTEC)

...its amplitude larger than a given noise threshold. We have assumed that the detection is performed via a migration operation, as is often the c...

2017

Resolving Seismic Attenuation Issue through Q-Migration, a Case Study in Sisi-Nubi Field, Indonesia

Bastian Hutahayan, Keat Huat Teng, Kelik Moersidin, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam

Indonesian Petroleum Association

...Resolving Seismic Attenuation Issue through Q-Migration, a Case Study in Sisi-Nubi Field, Indonesia Bastian Hutahayan, Keat Huat Teng, Kelik...

2015

Experimental and Field Studies on the Genesis of Sandstones

Gerard V. Middleton

Wyoming Geological Association

... to move by traction. In the first case, (a), the sediment size is very small and the velocity is very low—consequently there is a thick laminar...

1966

Understanding The Mesozoics Beyond Basalt: A Case Study Of Sub-Basalt Imaging

S. Sengupta, S. K. Goswami, G. Menzel-Jones, B. Chowdhury, Artem Sazykin

Indonesian Petroleum Association

.... * WesternGeco • Low signal-to-noise ratio creating ambiguity in estimating accurate velocity model of subsurface. This case study demonstrates...

2020

Current Trends in Geophysics

H. E. Stommel, J. M. Graul

Indonesian Petroleum Association

... with the wrong velocity. The lower part of figure 19 demonstrates the potential benefits of migration before stack. In this procedure, common offset...

1978

Chapter 10: Earthquake, Tomographic, Seismic Reflection, and Gravity Evidence for a Shallowly Dipping Subduction Zone beneath the Caribbean Margin of Northwestern Colombia

Rocio Bernal-Olaya, Paul Mann, Carlos A. Vargas

AAPG Special Volumes

..., 1967 in Case, 1980), raising the possibility that the presence of serpentinite within the fault zone at depth may also explain the low-velocity anomaly...

2015

Three Dimensional Exploration in California — A Case History

E. T. Selby

Indonesian Petroleum Association

... section and accurate velocity information are pre-requisites for successful migration; it is this information which allow the dips and depths...

1977

Delineation of Jonah field Using Seismic and Sonic Velocity Interpretations

Ronald C. Surdam, John Robinson, Zun Sheng Jiao, Nicholas K. Boyd III

Rocky Mountain Association of Geologists

... anomalies below the velocity-inversion surface. Surdam et al. (2000) acterized by modest topographic relief, in this case a topographic high...

2001

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