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The AAPG/Datapages Combined Publications Database
Showing 33,058 Results. Searched 195,372 documents.
Some Applications and Problems of the Seismic Refraction Technique in Civil Engineering Projects in Malaysia
B. K. Lim, S. J. Jones
Geological Society of Malaysia (GSM)
... for elevation. 2 3 .— Fig. 10. Theoretical consideration o f the effect of variation in thickness of the low velocity layer on interpretation of refraction...
1982
A Comparison of Air Photograph and Computer Simulated Wave Refraction Patterns in the Nearshore Area, Richibucto, Canada and Jervis Bay, Australia
Edward A. Bryant
Atlantic Geology
... without seriously affecting the interpretation of the diagrams. The direct comparison of wave refraction patterns on the air photograph mosaics to ones...
1974
Seismic Techniques in the Alberta Foothills
L. H. Reed
CSPG Special Publications
.... In addition he may employ the refraction seismograph technique. It is interesting to note that refraction shooting, which has proved particularly...
1953
Wide-Angle Seismic-Reflection and -Refraction Data from the Solomon Islands
A. K. Cooper, R. A. Wood
Circum Pacific Council Publications
... section in the New Georgia Sound is shown in Figure 3 with the interpretation added. Refraction Data F i g u r e 1. Physiographic map of the Solomon...
1986
Wave Climate Models for the Continental Shelf: Critical Links Between Shelf Hydraulics and Shoreline Processes
Victor Goldsmith
Special Publications of SEPM
... of the of interpretation fronts will be discussed in a later section of this paper Wave refraction dia Recent applications grams have been used to trace...
1987
Outlining Shale Masses By Geophysical Methods
A. W. Musgrave , W. G. Hicks
AAPG Special Volumes
... parts by the salt that has been mapped by refraction down to 15,000 ft. These assumptions are that salt has a Fig. 11. Bouguer gravity map of example...
1968
Refraction Statics, A Comparison Among Processing Contractors
Bambang Sudewo
Indonesian Petroleum Association
... that sometimes the structural relief at depth cannot be easily separated from the near surface effect. Refraction statics on the other hand, utilizes...
1985
Imaging Seismic Data with High Resolution Gravity Data.
R. Opfer
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... required a time or static correction to remove the effect of elevation and time distortions caused by velocity variations in the near surface geology...
2003
Integrated Full Waveform Inversion and Dip Constrained Tomography for Complex Carbonate Imaging - Case Study from Indonesia
Yonghe Guo, Jun Wang, Pongga Wardaya, Riaz Alai, M Afiq B Mokhtar, Rizki Krishna Pratama, Haryono Haryanto
Indonesian Petroleum Association
...-stack Depth Migration (PSDM) with FWI was employed to solve the image problem by using refraction and reflection energy. Refraction energy is widely...
2018
Unlocking the Potential of Conventional Narrow Azimuth Data by Full-Waveform Inversion: a Deep Carbonate Imaging Case Study, Offshore Indonesia
Jun Wang, Yonghe Guo, Putri Supriandini, Bahrul Yusrie, Natalia Anggriani
Indonesian Petroleum Association
... between observed and modeled data as the cost function, and also makes better use of the low-frequency refraction and reflection energy. TLFWI gave good...
2021
Derivation of Seismic Depth Sections
H. Buchholtz, W. Houba
Geological Society of Malaysia (GSM)
.... Wave theoretical depth migration takes the effect of the refraction of rays into· account by incorporating the so-called thin-lens term in the migration...
1987
IV. The Role of Seismic Wavelets and Wavelet Processing
Norman S. Neidell
AAPG Special Volumes
...IV. The Role of Seismic Wavelets and Wavelet Processing Norman S. Neidell 1979 40 60 CN 13: Stratigraphic Modeling and Interpretation: Geophysical...
1979
ELECTRONIC COMPUTERS AID IN EXPLORATION DECISIONS AND INTERPRETATIONS
E. J. Assiter
Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)
... have been attempted to program the complete refraction interpretation in order to determine curvature, dip, faults, and velocities of refracting horizons...
1962
Depth of bedrock in the Seal Cove river valley, Newfoundland: a geophysical case study
E. Scott Schillereff, Hugh Miller, John E. Gale
Atlantic Geology
... probed directly. Because the interpretation of the electromagnetic measurements requires the most assumptions for determining depth, we adopted...
1987
Evolution of the Northern Gulf Coast Deduced from Geophysical Data (1)
J. Lamar Worzel , Joel S. Watkins
GCAGS Transactions
... data. Our interpretation of refraction velocities is as follows: Velocities of 8 km/sec or greater are interpreted as mantle. Refraction velocities...
1973
Structure of Argentine Continental Margin
William J. Ludwig , John I. Ewing , Maurice Ewing
AAPG Bulletin
... 57 and 58, all profiles are unreversed; hence, many assumptions have gone into the interpretation and the details of the structure should be accepted...
1968
Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data
Paul L. Stoffa
Circum Pacific Council Publications
...Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data Paul L. Stoffa © Circum-Pacific Council for Energy and Mineral...
1989
An Explanation of the Logarithmic Spiral Plan Shape of Headland-Bay Beaches
Paul H. Leblond
Journal of Sedimentary Research (SEPM)
... are sufficient to define a smooth curve for the plan shape of the be ch. Amplification upon Shoaling One refraction effect included in the model...
1979
Seismological Discovery and Partial Detail of Vermilion Bay Salt Dome, Louisiana
E. E. Rosaire , O. C. Lester, Jr.
AAPG Bulletin
.... Figure 4 shows the location of these refraction profiles, together with the resulting interpretation of the outline. The profile data are Fig. 3...
1932
Seismic-Refraction Study of Continental Margin East of Florida
R. E. Sheridan , C. L. Drake , J. E. Nafe , J. Hennion
AAPG Bulletin
... employed and assumptions made do not allow a claim of greater than ± 10 per cent accuracy for the depths. The lines along which other refraction...
1966
EXPLORATION PROBLEMS OF THE WILLISTON BASIN*
K. E. BURG
Montana Geological Society
... velocity surveys should be run in each core hole to confirm the velocity assumptions made in the seismic refraction computations...
1952
Sonobuoy Refraction Measurements in East China Sea
R. Leyden , M. Ewing , S. Murauchi
AAPG Bulletin
.... T., 1972, Structure and tectonic evolution of Taiwan: Am. Jour. Sci., v. 272, p. 398-422. Chen, J. S., 1970, A preliminary interpretation of the refraction...
1973
Abstract: 3C Deghosting for Refraction Time-lapse Monitoring; #90187 (2014)
P. B. Wills and K. De Meersman
Search and Discovery.com
...Abstract: 3C Deghosting for Refraction Time-lapse Monitoring; #90187 (2014) P. B. Wills and K. De Meersman AAPG Search and Discovery Article #90187...
2014
Chapter 3: Preparation of Seismic Data for Stratigraphic Work
Tom Wittick
North Texas Geological Society
... effect from the seismic data. Gain recovery removes this effect and turns the smooth-curved line into a horizontal line at a normalized amplitude level...
1992
Preparation of Seismic Data For Stratigraphic Work
Abilene Geological Society
... to spherical spreading of the wavefront. This component is shown in the figure as the smooth curve. We want to remove its effect from the seismic data. Gain...
1993