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The AAPG/Datapages Combined Publications Database
Showing 36,589 Results. Searched 195,372 documents.
Abstract: A Geophysical Appraisal of the East Spar Gas/Condensate Field
Adam Craig
Petroleum Exploration Society of Australia (PESA)
... was constructed by detailed interpretation of gas/condensate field the WA-214-P joint normal moveout velocities from seismic change. Such gas sands...
1997
Use of Seismic-Derived Velocities for Stratigraphic Exploration on Land: Seismic Porosity and Direct Gas Detection: Chapter 4
Norman S. Neidell, J. H. Beard, Ernest E. Cook
AAPG Special Volumes
... with moveout velocity analysis: World Oil (January), p. Reneer, B., 1983, Depositional history, potential of Permian Tannehill sandstone, King, Knox counties...
1985
Understanding the causes of low frequency shadow below gas hydrates
Ayman Noor M. Qadrouh, Saad Alajmi
Petroleum Exploration Society of Australia (PESA)
... causes of LFS are the presence of free gas or normal moveout (NMO) stretching. In order to have a deep understanding of the low frequency shadow causes...
2019
Geophysical Data for Geologic Study
R. C. Dunlap, Jr.
AAPG Bulletin
... special equipment which permits us to remove both the effects of variations in near-surface conditions and the normal moveout of the reflections. When we...
1956
Abstracts: Seismic Wave Propagation and Imaging in Heterogenous Media; #90173 (2015)
Yijian Meng, Emmanuel Bongajum, and Bernd Milkereit
Search and Discovery.com
.... Thomsen, Leon, 1986, "Weak Elastic Anisotropy": Geophysics 51 (10), 1954–1966. Tsvankin, I., 1995, Normal moveout from dipping reflectors in anisotropic...
2015
Abstract: AVAZ and VVAZ Practical Analysis to Estimate Anisotropic Properties; #90224 (2015)
Yexin Liu
Search and Discovery.com
... media, the offset normal moveout can be expressed without consideration of azimuthal variations: Δ𝑡 2 𝑋 = 2𝜂 𝑒𝑓𝑓𝑒𝑐𝑡𝑖𝑣𝑒 𝑋 4 𝑉2 𝑛𝑚𝑜 2...
2015
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)
... moveout (RMO) analysis (Woodward et al. 2008). This paper will discuss the multi azimuthal tomography velocity model building workflow and depth imaging...
2012
ABSTRACT: North Sumatra Basin Organic Content Estimation Using Anisotropic Rock Physics Modeling Based On Core, Log And Seismic Data
R. Ryacudu, T. S. Priantono, P. M. O. Iriana, G. W. Purnama, D. Risdianto
The Society for Organic Petrology (TSOP)
... seismic gather, whereby the isotropic normal moveout (NMO) reveals the phenomenon called the hockey...
2015
Improving Structural and Target Definition with Deviated Well VSP: Abstract
Jonathan Knight
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... g of s h o t s , processing included normal moveout time c o r r e c t i o n s , and ray t r a c e m i g r a t i o n . The VSP defined t h e p o s i...
1985
ABSTRACT: Velocity Inversion Using Geological Constraints, by Jos Van Trier; #91035 (2010)
Search and Discovery.com
2010
Seismic Data Processing for Amplitude-Versus-Offset Analysis, by Jeffrey R. Resnick; #91024 (1989)
Search and Discovery.com
1989
ABSTRACT: Improved Seismic Imaging Methods for More Accurate Interpretation and Attributes, by Peter Whiting, Carl Notfors, and Geoff Mansfield; #90913(2000).
Search and Discovery.com
2000
Abstract: Stratigraphic Processing for AVO and AVZ Analysis, by Roy Burnstad and Timothy H. Keho; #90077 (2008)
Search and Discovery.com
2008
ABSTRACT: Crooked CDP Lines and Structure; Whose Fault Is It?; #90019 (2003)
Edward R. Tegland
Search and Discovery.com
... various display techniques to evaluate the "Cross Line Dip' (CLD) related problems. We will demonstrate how CLD affects processes such as Normal...
2003
Beam Migration for Imaging of Complex Structures
Karl Schleicher, John Sherwood, Lynn Comeaux, Mazin Farouki
Indonesian Petroleum Association
...) for the common offset (hx,hy). This yields certain improved signal to noise characteristics over normal full wavefront Kirchhoff migration, where data from...
2009
Abstract: A Generic Procedure for Noise Suppression in Microseismic Data; #90187 (2014)
Yessika Blunda and Kit Chambers
Search and Discovery.com
... the origin of desired signals or their manifestation in the data, for example, it can be applied where the signal moveout is non-linear...
2014
Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data
Paul L. Stoffa
Circum Pacific Council Publications
... to their two-way normal time at each offset. Once the reflection events have been corrected for normal moveout, the seismic-data traces are combined...
1989
The Geophysical Aspects of Abnormal Fluid Pressures
Edward B. Reynolds, John E. May, Alf Klaveness
Houston Geological Society
... to Pressure Prediction-Velocity Analysis 32 Velocity Analysis Sources of Error 33 Dipping Beds 33 Normal Moveout Error 33 Faulting...
1971
High-Resolution Model Building in a Full-Azimuth Nodal Survey in the GOM
Sandip Chattopadhyay, Gary Rodriguez, Tefera Eshete, Guy Hilburn, TGS
GEO ExPro Magazine
... the checkshot velocities at checkshot locations, The time-RMS model derived from PSTM velocity analysis residual moveout at these locations is attributed...
2016
Abstract: Structurally-Consistent Interval Velocity Variation with Azimuth; #90187 (2014)
Darren Schmidt, Alicia Veronesi, Chris Davison, and Jeff Durand
Search and Discovery.com
... Dix equation and analytic treatment of normal moveout velocity for anisotropic media: Geophysical Prospecting, 47, 117-148. Tsvankin, I., 1997...
2014
Some Recent Advances in Exploration Geophysical Techniques and Data Processing
Edward F. Zagst, C. L. Robinson
GCAGS Transactions
... in the zone of primary interest will remain in a lower average velocity environment than the true reflection. Normal moveout is a function of the square...
1965
Abstract: Prestack Signal Enhancement by Non-hyperbolic MultiFocusing; #90187 (2014)
Evgeny Landa, Alex Berkovitch, and Kostya Deev
Search and Discovery.com
... the traces being stacked no longer belong to the same CMP gather, this procedure requires a more general moveout correction than the one used...
2014
Abstract: Local Stretch Zeroing NMO Correction; #90174 (2014)
N. Kazemi and H. R. Siahkoohi
Search and Discovery.com
.... Geophy. Prosp., 48, 763-778. de Bazelaire E., 1988, Normal moveout revisited - Inhomogeneousmedia and curved interfaces: Geophysics, 53, no. 02, 143...
2014
Fault Interpretation Problems in the Southeast Barrow Sub-Basin
R. K. Whyte
Petroleum Exploration Society of Australia (PESA)
... several major steps. With fault offset these steps cause lateral velocity contrasts on the fault plane, called velocity windows. Normal incidence ray...
1994
Significance of Limestone-Shale, Rock-Stratigraphic Contacts--The Connecting Links Between Areas of Contemporaneous Carbonate and Terrigenous Detritus Sedimentation: ABSTRACT
Stanton M. Ball
AAPG Bulletin
... change directly from mud-supported carbonate Synthetic seismograms after normal moveout correction for a hypothetical 20-m (66 ft) high impedance sand...
1983