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The AAPG/Datapages Combined Publications Database
Showing 42,730 Results. Searched 200,691 documents.
Santos Vision: Innovative Seismic Data Processing in a Super Giant Oil Basin
Hermann Lebit, Sriram Arasanipalai, Jeff Tilton, Pascal Ollagnon, PGS
GEO ExPro Magazine
... a key role in creating an accurate velocity model as their interval velocities are controlled by overburden (confining pressure) and vary significantly...
2019
Hybridised Weighted Boot-Strap Differential Semblance
Hamish Wilson, Lutz Gross
Petroleum Exploration Society of Australia (PESA)
... in the time domain which in turn can be used to construct interval velocities. A good interval velocity model is important as an initial model...
2016
A High-Resolution Seismic Survey to Image the Top of Salt at Avery Island, Louisiana
Dawn Standridge, Cathy Bishop, Gary Kinsland, Robert Schneider, Laura Serpa
GCAGS Transactions
... of the profile. Measured stacking velocities associated with deep events were observed to be greater than 2,000 m/s. This indicates possible pore space salt...
2005
Staggered source acquisition to improve images fidelity
Chunming Wang, Hongwei Guo, Gengxin Peng, Ying Hu, Junru Jiao, Bin Yang, Kun Xu, Grace Yan, Xianhuai Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... in conventional layout into multi-sub-shot lines. The subshot lines are equally staggered along the shooting direction within rolling interval between...
2022
Geophysical Investigation of Crystalline Basement Between Dead Sea Rift and Mediterranean Sea
A. Ginzburg , Y. Folkman
AAPG Bulletin
... sec-1 under northern Israel (Fig. 3). Velocities calculated from the sonic log of Helez Deep borehole show that high interval velocities of 6.7 km sec-1...
1981
Pressure Prediction in Exhumed Basins
A. Edwards, J. Heller, S. Clancy, N. Whitfield, S. O'Connor
GEO ExPro Magazine
... well histories. This is the first stage before seismic interval velocities can be used to predict pressure along 2D lines of seismic velocities...
2013
Crust and Upper Mantle Structure and the Origin of the Peace River Arch
R.A. Stephenson, C.A. Zelt, R.M. Ellis, Z. Hajnal, P. Morel-A-L'Huissier, R.F. Mereu, D.J. Northey, G.F. West, E.R. Kanasewich
CSPG Bulletin
... trends in crustal thicknesses, Mohorovicic discontinuity character, and uppermost mantle seismic velocities, appears to be related to crustal elements...
1989
Regional Geology of Eastern Canada Offshore
Grey H. Austin
AAPG Bulletin
... thickness of sediments deduced from velocity-refraction data, an attempt has been made to subdivide the sedimentary section by using the interval velocities...
1973
A Comprehensive Approach to Depth Imaging in Thrust Belt Environments
Ron Schmid, Brian Link, Patrick Butler
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... approach to interval velocity estimation can be used in place of conventional layer stripping or tomographic methods to converge on an accurate velocity...
1997
Anisotropic Multi-Azimuthal Velocity Model Building and Depth Imaging on Tulip 3D Coil Shooting Survey
Michele Buia, Suyang Chen, Olga Zdraveva, Swee Leng Ng, Martin Bayly, Michelle Tham
Indonesian Petroleum Association
... velocity model for the first iteration of grid tomography was derived from edited time domain interval velocities with strong smoothing. Depth migrated...
2011
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)
... Tomography workflow. The initial velocity model for grid tomography was derived from edited time domain interval velocities with strong smoothing. The first...
2012
Foredeep: Three Seismic Profiles Through The Po Plain
M. Pieri
AAPG Special Volumes
...------------------------- Seismic Line A Energy Source: Dynamite- Stacking Multiplicity: 600% Number of Channels Recorded: 24 Interval between Input Channels: 75m...
1987
ABSTRACT: Lankahuasa Prospect: Open Door to Deeper-Water Exploration in Offshore Veracruz Area; #90007 (2002)
Rosa Adriana Anguiano-Rojas
Search and Discovery.com
..., we could observe a decrease in the interval velocity after that horizon, and a lateral change in velocity that increased after the left fault (Figure 8...
Unknown
Geology of the Ahuas Area in the Mosquitia Basin of Honduras: Preliminary Report
R. A. Mills , R. Barton
AAPG Bulletin
.... Interval velocities (see Table 1 in AAPG Bulletin Datashare, Data 7) were difficult to calculate and are not accurate; however, they can be used...
1996
Vector Constraints on Quaternary Deformation of the Western United States East and West of the San Andreas Fault
J. Bernard Minster, Thomas H. Jordan
Pacific Section SEPM
... to the averaging interval of RM2 and, by our assessment, the most reliable. Satellite-geodetic measurements along the Quincy-Otay baseline in California further...
1984
Extended Abstract: Exploring the Missing Blind Zone in the Gulf of Mexico Shelf
Selim Simon Shaker, Dave Reynolds, Walter W. Wornardt
GCAGS Transactions
... to the subsurface litho-hydrogeology and occasionally to the hydrocarbon fluid contents. At the geopressure transition zone, shale and sand velocities...
2015
Abstract: SAGD Production Monitoring by Seismic Refraction; #90172 (2014)
D. Dubucq, Tuhin Bhakta, P. Thore
Search and Discovery.com
... is well known for the measurement of near surface seismic velocities. It is also used combined with surface resistivity measurements. In that case...
2014
The impact of estimated temporal and spatial variability of water layer velocity on the correction of OBS data
Peter Scholtz, Truong Nguyen, Arash Jafar Gandomi
International Meeting for Applied Geoscience and Energy (IMAGE)
.... There are different possibilities to carry out the joint inversion. The simplest methods use depth-invariant velocities, while more elaborate ones use...
2023
Rapid Method of Mechanical Analysis of Sands
K. O. Emery
Journal of Sedimentary Research (SEPM)
... settling velocities has been developed especially for use aboard ship in geologic work connected with the ocean. Since coarse grains fall faster in water...
1938
Basic Open Hole Tools: Part 4. Wireline Methods
Mark W. Alberty
AAPG Special Volumes
... the inverse of velocity, called the interval transit time or delta t (t). A number of empirical relationships have been developed to relate compressional...
1992
Foundation Settlement Determination: A Simplified Approach; #70256 (2017)
O. O. Adewoyin, M. Omeje, E. S. Joel, O. T. Kayode
Search and Discovery.com
... and thickness (Adepelumi et al., 2009; Adepelumi and Olorunfemi, 2000). Theory The seismic refraction method readily gives both P and S wave velocities...
2017
Seismic Investigation of the Big Pie Structure, A Probable Laccolithic Intrusion, Routt County, Colorado
John W. Hickenlooper, Jerry P. Williams
Rocky Mountain Association of Geologists
... with a fifth interval includingthe anomalously large-amplitudeevent between shot points 290 and 340 (Fig. 6). The results show similar velocities...
1986
ABSTRACT:MULTICOMPONENT OBC (4C) PRESTACK TIME IMAGING OVER PAMBERI, LRL BLOCK, OFFSHORE TRINIDAD
Tony Johns, Carmen Vito and Raul Sarmiento
Geological Society of Trinidad & Tobago
... with an overlay of the computed interval Vp/Vs ratio (from V(P) and Vv(S) migration velocities) is shown in Fig. 1(a). The intervals of lower Vp/Vs ratios...
2007
Effectiveness of Seismic Surveying in the Perm Kama Area
G. F. Blinov, Yu. N. Bryukhanov
Petroleum Geology: A Digest of Russian Literature
... velocities in the unit above the Kungur. As a result of work on reflecting horizon II, which corresponds to the top of the clastic sediments...
1965
AVO Inversion in Marine Gas Hydrate Studies; #41603 (2015)
Marc-André Chen, Stan Dosso, George Spence, Michael Riedel, Roy Hyndman
Search and Discovery.com
... is shown in Figure 4, overlain by a grid of gas hydrate and free-gas concentration scenarios. Results indicate, at a 90% credibility interval...
2015