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The AAPG/Datapages Combined Publications Database

Showing 11,466 Results. Searched 191,769 documents.

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Integrated Regional Geophysical Investigations of the Southeast of the Russian Platform

Iu. N. Godin

Petroleum Geology: A Digest of Russian Literature

... where use of the method of reflected waves is difficult; c) method of single transverse probes for the purpose of distinguishing anomolous recording...


The Limitations of Seismic Modelling of Geological Structures

B. L. N. Kennett

Petroleum Exploration Society of Australia (PESA)

... variations in structure. The main features of the reflected field are usually found by using ray methods. These form the basis of the usual 'exploding...


Microdolomite Inclusions in Cloudy Prismatic Calcites: A Proposed Criterion for Former High-Magnesium Calcites

Kyger C. Lohmann, William J. Meyers

Journal of Sedimentary Research (SEPM)

... diffraction and refraction of light on and through the inclusion-matrix boundaries decreases the optical resolution. However, the use of oblique reflected...


Sarir Oil Field, Libya--Desert Surprise

Robert M. Sanford

AAPG Special Volumes

...-magnetometer and gravity surveys were made over most of the original concession, and a refraction and reflection seismic reconnaissance grid was started...


Gravity Constraints on the Crustal Structure of Central America

Kevin Mickus

AAPG Special Volumes

... in conjunction with seismic reflection/refraction models, seismicity studies, geologic mapping, and well data to determine a gravity-based crustal structure...


Clays of Deep Shale Zone, Caillou Island, Louisiana

Paul F. Kerr , Jonathan Barrington

AAPG Bulletin

... is a wide zone of moderate brecciation which may be reflected in the shale masses for several thousand feet away from the dome. The breccia textures...


Geophysical Framework of Northern End of Gulf of California Structural Province

Shawn Biehler , Robert L. Kovach , Clarence R. Allen

AAPG Special Volumes

... refraction profiles in the Imperial and Coachella Valleys indicate several thoroughgoing velocity zones, but we are unable to correlate these with known...


Deep Subsurface Geology of the Bayram-Ali-Repetek Zone of Uplifts According to Data of Detailed Seismic Work

V. V. Gapeyev

Petroleum Geology: A Digest of Russian Literature

... problems here for the Paleogene, Cretaceous, and Jurassic sediments. The method of reflected waves (MOV) has had a prominent place in the study of the deep...


Strike Oriented, Swath Seismic and Its Potential Application to Exploration and Development in the Papuan Fold and Thrust Belt

William F. Robinson IV

Papua New Guinea (PNG) Petroleum Convention Proceedings

... seismic survey would record reflection energy from out of the plane of section, on the flank of the structure. Seismic energy is reflected near...


MAZ Processing for Basement Fracture: A Case Study on 3D Conventional Land Seismic Dataset

Ahmad Zazeli Fuadi, Yatty Surtiati

Indonesian Petroleum Association

... starting from 1st velocity picking. To reduce processing time, we used the refraction static from previous processing. On the regularization step, we split...


Some Results of a New Magnetotelluric Survey in the Area of the Polish Outer Carpathians

Micha Stefaniuk

AAPG Special Volumes

... refraction data, and results of 2-D inversion with the rapid relaxation inversion (RRI) method were also applied (Stefaniuk et al., 1998a, 2002a, b). Based...


SG14: The COCORP Seismic Reflection Traverse Across the Southern Appalachians - Summary and Conclusions

Frederick A. Cook, Larry D. Brown, Sidney Kaufman, and Jack E. Oliver

AAPG Special Volumes

.... 4. East of the Inner Piedmont significant changes occur in almost all of the geophysical measurements--gravity, seismic refraction depth to Moho...


The Influence of Basement on Faulting within the Perth Basin, Western Australia

M. C. Dentith, A. Long, J. Scott, L. B. Harris, S. A. Wilde

Petroleum Exploration Society of Australia (PESA)

... of New Norcia and Moora respectively (Middleton et al., 1993; Young et al., 1990); 2) seismic refraction/wide-angle reflection data (400 km long lines...


Relationship Between Grain Size Parameter Distribution and Current Patterns in the Gironde Estuary (France)

George P. Allen

Journal of Sedimentary Research (SEPM)

... and tidal current patterns. A semi-empirical analysis was conducted to delimit the areas of wave refraction and the bottom orbital velocity variations...


Oceans, New Frontier in Exploration

R. H. Beck , P. Lehner

AAPG Bulletin

... of the western Canary Islands from seismic refraction and gravity data: Jour. Geophys. Research, v. 75, no. 26, p. 4901-4918. Carey, S. W., 1958, The tectonic...


Remote Sensing of Oil Spills

K. P. B. Thomson, S. Ross, H. E. Howard-Lock

CSPG Special Publications

... reflected from the surface of the oil, which, due to its larger index of refraction, has a higher reflectance than water. Similarly wavelengths...


Abstract, About the Authors, Introduction, and Structure

James A. Peterson, James W. Clarke

AAPG Special Volumes

... reflector. Refraction surveying has been effective in identifying the pre-Jurassic unconformity. Neither reflection nor refraction methods have been...


Reviving an old Buffalo - Breathing new life into an old dataset with modern technology

R. McGee, H. Debenham, P. Hoiles, A. O'Neill, J. Miller, A. Padman

Petroleum Exploration Society of Australia (PESA)

... (Warner et al., 2013). The entire wavetrain of transmitted and reflected arrivals is used to update a velocity model to converge on a match between...


Application of finite difference eikonal solver for traveltime computation in forward modeling and migration

Amir Mustaqim Majdi, Seyed Yaser Moussavi Alashloo, Nik Nur Anis Amalina Nik Mohd Hassan, Abdul Rahim Md Arshad, Abdul Halim Abdul Latiff

Geological Society of Malaysia (GSM)

... in variation of the arrival time of the reflected seismic waves. Schmitt (2015) mentioned that porosity and fluid saturations also give impact on the speed...


The Petrology of Some Des Moines Series Sandstones of Iowa

Robey Harned Clark

Journal of Sedimentary Research (SEPM)

... the barite to present confusing and apparently contradictory optical data. Determination is based on indices of refraction obtained by immersion methods...


Use of Seismic Surveying for Study of Gentle Platform Structures of Bashkiria

L. I. Ivanov

Petroleum Geology: A Digest of Russian Literature

... at the very highest methodological and technical level with careful and accurate use of all forms of the work (particularly records of reflected waves...


Seismic Processing Applications on a Personal Computer

Geophysical Service (Malaysia) Sdn. Bhd.

Geological Society of Malaysia (GSM)

... now be performed on a PC workstation include refraction modelling, vertical seismic profiling (VSP) and velocity modelling for CDP stacking. Before we...


Geology of the South Part of the Cis-Ural Depression and Exploration for Reefs

F. I. Khat’yanov

Petroleum Geology: A Digest of Russian Literature

... of the salt on the reefs. These details of structure of the Kungur are reflected on the gravity field with sufficiently exact surveys in the form...


Lithology Identification Using Amplitude Variations with Offset: Examples from South Sumatra

Soman Chacko

Indonesian Petroleum Association

... Prospecting, V.IX. pp. 485-502. KNOTT, C.G., 1899. Reflexion and Refraction of Elastic Waves with Seismological Applications. Phil. Mag., 5th Ser., V. 48...


Physical Environment of Yucatan Reefs and Banks: Chapter 11: PART 2. CORAL REEFS AND BANKS, YUCATAN SHELF, MEXICO (YUCATAN REEF UNIT)

Brian W. Logan

AAPG Special Volumes

... is adjusted to protected conditions (under prevailing weather), either at depth or in a leeward location. Prevailing conditions are reflected by many End...


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