Gravity Anomalies and Passive Continental Margins, Canada and Norway

L. W. Sobczak

CSPG Special Publications

... be explained by a prograded wedge of Quaternary and Tertiary sediments acting as an uncompensated load on the crust. The sum of this gravity effect...

Regional Structural Framework of Gabon, Derived from Public Source Gravity Data, by Michael Alexander, and Karim Aimadeddine, #10199 (2009

Search and Discovery.com

Some Problems in Thermal History Studies

David Deming, Jeffrey A. Nunn, Steven Jones, David S. Chapman

Rocky Mountain Section (SEPM)

... of intracratonic basins: Journal of Geophysical Research, v. 90, p. 6817–6828. Blackwell, D.D., Steele, J.L., and Brott, C.A., 1980, The terrain effect...

Interaction of Deepwater Deposition and a a Mid-Ocean Spreading Center, Eastern Gulf of Mexico Basin, USA

John W. Snedden, Ian O. Norton, Gail L. Christeson, Jason C. Sanford

GCAGS Transactions

... and refraction data, and consistent with plate tectonic reconstructions; and (b) the effect of this new seascape on sediment gravity flows occurring...

Gravity Evidence for the Thinning of the Crust Around the North Sumatra Area

Wawan Gunawan A. Kadir, Sigit Sukmono, M. T. Zen, Lilik Hendrajaya, Djoko Santoso

Indonesian Petroleum Association

..., Djoko Santoso 1996 81 91 The existence of a major structural discontinuity around North Sumatra, as the effect of a split in the descending oceanic plate...

Improving the image below complex overburden geology with FWI and Q-tomography: A case study at Etame license area, offshore Gabon

Richard Huang, Chong Chung, Benjamin Cole, Ivan Berranger, Ika Novianti, Paul Ware

International Meeting for Applied Geoscience and Energy (IMAGE)

... not see the fast velocity refraction as a separate event from the direct arrival (Figure 3b, red line indicates direct arrival time). This tuning effect...

Torsion-Balance Survey of Esperson Salt Dome, Liberty County, Texas

Donald C. Barton

AAPG Bulletin

... to the South Liberty-Dayton salt dome, and (3) two maxima, one of them due to the interference effect of the Esperson and South Liberty-Dayton minima...

Amplitude Mapping of Reservoirs in North Africa

Search and Discovery.com

... the assumptions of these processing algorithms are often violated by the complexities introduced by the near surface. An old technology that is readily...

Graphical Methods of Calculation in Interpretation in Work with the Torsion Balance: DISCUSSION

Donald C. Barton

AAPG Bulletin

... in the length assumptions must be less than 7 per cent, if the error in the calculated effect is to be negligible. The impossibility of construction...

Tectonics of the Andaman Sea and Burma: Convergent Margins

J. R. Curray, D. G. Moore, L. A. Lawver, F. J. Emmel, R. W. Raitt, M. Henry, R. Kieckhefer

AAPG Special Volumes

... of rapid subsidence. Preliminary interpretation of our newer refraction data suggests that thinned continental crust underlies this basin. The Irrawaddy...

Abstract: Near-surface S-wave Velocity from an up Hole Survey using Explosive Sources; #90187 (2014)

Saul E. Guevara, Gary F. Margrave, and William M. Agudelo

Search and Discovery.com

... could not be detected by the refraction method, because of its own theoretical assumptions. However, the S-wave event picking has noticeable...

Impact Of Anisotropy Induced By Shale Lamination And Natural Fractures On Drilling, Completion, and Fracturing Design

Ming Gu

Unconventional Resources Technology Conference (URTEC)

...) with no assumption, VTI assumption, and isotropy assumption. Comparing all interpretation vij from the three rock anisotropy assumptions, in general, the VTI...

Geological Condition of the Convergent Margin System Off West Java and Southern Sumatra

Afiat Anugrahadi, H. S. Koesnadi, Yusuf Surachman, Djunaedi Muljawan

Indonesian Petroleum Association

... the accretionary prism. The combination of remote data and insitu data such as refraction and reflection seismic methods together with magnetic...

New Data on the Tectonics of the North of the Bukharo-Khivin Oil-Gas Province

B. M. Geyman, N. S. Kokina

Petroleum Geology: A Digest of Russian Literature

... by the effect of the following four basic factors: The effect of such deep and ultra-deep factors such as the surface of the peridotite and ultra...

Chapter 3: Crystalline Basement: The Foundations of Western Canada Sedimentary Basin

G. Ross, R. A. Stephenson

CSPG Special Publications

.... Rejuvenation of continental litho-sphere beneath an intracratonic basin. Tectonophysics, v. 120, p. 21–35. Barr, K.G., 1971. Crustal refraction...

ABSTRACT: An Improved Technique for Static Correction in a High Resolution Seismic Reflection Data Using Difference In Reflection Times; #90115 (2010)

Collins Chiemeke and Osazuwa B. Isaac

Search and Discovery.com

.... The effect of near surface material, which could make reflection events appear disjointed or deeper than they really are, could be enormous...

Extended Abstract: Basement Structure in the Northern Gulf of Mexico Province: Persistent Influence or Rejuvenated?

Michael Alexander, Karim Aimaddeddine

GCAGS Transactions

... Aimaddeddine 2013 517 518 Extended Abstract There are numerous positive correlations between present-day bathymetry and a quantitative interpretation...

Understanding Seismic Amplitudes, by Steve Henry, #40135 (2004).

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An Analysis of a Seismic Reflection from the Base of a Gas Hydrate Zone, Offshore Peru (1)

JOHN J. MILLER , MYUNG W. LEE , and ROLAND VON HUENE

AAPG Bulletin

... Reports of the Deep Sea Drilling Project, v. 11, p. 951-973. Geertsma, J., 1961, Velocity-log interpretation: The effect of rock bulk compressibility: SPE...

Microseismic Without Dots … Probabilistic Interpretation and Integration of Microseismic Surveys

Ulrich Zimmer

Unconventional Resources Technology Conference (URTEC)

..., the effect of the random scatter can be accounted for in the interpretation. One attempt would be to use event densities instead of individual events...

How to Make Velocity Corrections

John W. Daly

AAPG Bulletin

...How to Make Velocity Corrections John W. Daly 1944 615 628 28 5. (May) The fundamental assumptions in regard to velocity distribution and the effect...

Abstract: Basin-Level First Arrival Tomographic Inversion Near-Surface Modeling and Key Technologies; #91210 (2025)

Liansheng Liu, Chunlan Xing

Search and Discovery.com

... to the use of all seismic data, micro-logging, and small refraction data from the entire exploration area to construct a unified near-surface velocity model...

Structure of the Basement Surface of the Kuybyshev Area on the Volga

A. A. Bykov, L. N. Yelanskiy

Petroleum Geology: A Digest of Russian Literature

... of information on the physical properties of rocks composing the section and also improvement in the methods of interpretation of geophysical data have made...

Papers on Applied Geophysics: DISCUSSION

L. W. Blau

AAPG Bulletin

... of designing and building a set of apparatus for refraction shooting, would waste his time if he searched through recent geophysical literature in an effort...

High-End Model Building Techniques for Revealing a Pre-Carbonate Reservoir Offshore East Natuna Basin, Indonesia

Jun Wang, Yonghe Guo, Yitao Chen, Muhammad Nauvall Juliansyah, Nick Crabtree

Indonesian Petroleum Association

... by this advanced model building workflow unlocks the interpretation of the pre-carbonate reservoirs, revealing their potential in the Natuna field despite...