Radiometric Anomalies Above Oil and Gas Fields

V. G. Mavrichev, I. V. Molodtsov

Petroleum Geology: A Digest of Russian Literature

... pools are marked by areas with lower values of radioactivity, the configuration and spatial position of which in first approximation coincide...

Use of Seismic Surveying for Study of the Subsurface Structure of Southeast Turkmenistan

D. M. Mil’shteyn

Petroleum Geology: A Digest of Russian Literature

.... Aeromagnetic and gravity surveys were made in southeast Turkmenistan. These permitted a first approximation of the tectonic regionalization...

Abstract: Robust Singular Spectrum Analysis for Erratic Noise Attenuation; #90187 (2014)

Ke Chen and Mauricio D. Sacchi

Search and Discovery.com

...-Gaussian). We propose a robust SSA method for simultaneously removing Gaussian and non-Gaussian noise. A robust low rank approximation isDused ·in· , D (N...

Cenozoic Deformational Styles of the Laguna-Madre - Tuxpan Shelf and Mexican Ridges Fold Belt, Mexico

Tim Wawrzyniec, Khaled Fouad, Dan Schultz-Ela, William Ambrose, David Jennette, Shinichi Sakurai, Edgar Guevara, Mario Aranda, Juan Alvarado, Ulises Hernandez, Eduardo Macias, J. Roman, C. Rosas, K. Rosas, L. E. Salomon

GCAGS Transactions

... is an insignificant component of the structural framework for this part of the Gulf. This viewpoint is consistent with earlier interpretations of long, dip...

Methods For Restoring and Describing Ancient Clinoform Surfaces

Tore Grane Klausen, William Helland-Hansen

Journal of Sedimentary Research (SEPM)

..., and Allen, J.R., 2005, Basin Analysis; Principles and Applications, Second Edition: Oxford, U.K., Blackwell Publishing, p. 349–395. Anell, I., Midtkandal...

Seismic Exploration Using Shear Waves

R. Garotta

Indonesian Petroleum Association

... only when the dip is small. Several types of sources have been proposed, and tested, for producing SH waves. The method we use here does not need any...

Surface and Subsurface Methods of Investigation and Classification of Fluvial Systems

Frank G. Ethridge

Special Publications of SEPM

... within ancient fluvial deposits. will be covered on the second day. 9 resources that rty be This aspect of the course Criteria for Reconstructing...

A Straightforward Workflow for Monitoring CO2 Storage

Marc-Antoine Dupont, Sven Philit, Fabien Cubizolle

GEO ExPro Magazine

... anomaly, as mapped on a series of geologically consistent surfaces. The second method takes advantage of the AVO tool newly implemented in PaleoScan...

Some Geologic Results of Interpretation of Gravity Data for the Southwest Part of the Vilyuy Depression

O. K. Litvinenko, V. R. Melikhov

Petroleum Geology: A Digest of Russian Literature

... individually of each discontinuity. The depth of occurrence of the first interface is found to be 5-40 km, and the second is 30-80 km. Angles of dip locally...

Three-Dimensional Seismic Volume Visualization of Carbonate Reservoirs and Structures

Jose Luis Masaferro, Ruth Bourne, Jean Claude Jauffred

AAPG Special Volumes

... filtering was applied to improve signal-to-noise ratios and suppress random noise to obtain a better reflection definition. Combined volume dip...

Challenges in Mapping Seismically Invisible Red Fork Channels, Anadarko Basin, Oklahoma

Rachel Barber, Kurt Marfurt

Oklahoma City Geological Society

... thinner beds but is often affected by poor signal-to-noise (S/N) ratios. The boosting of the S/N ratio aids in the recovery of this information. Dip...

Fold Geometry Within Part of Michigan Basin, Michigan

E. H. Timothy Whitten , Walter A. Beckman, Jr.

AAPG Bulletin

... for several North American cratonic areas offer ideal material for study. Bedding dip values are required for computation of the descriptive scalar...

The Bass, Gippsland and Otway Basins, Southeast Australia: A Branched Rift System Formed by Continental Extension

M. A. Etheridge, J. C. Branson, P. G. Stuart-Smith

CSPG Special Publications

... into transverse compartments in which the spacing, position and/or dip of the normal faults differs from adjacent compartments. Two scales of transfer faults...

Constrained tomography for improved presalt elastic full-waveform inversion

Yaofeng He, Xu Li, Young Ho Cha, Partha Routh, Inma Dura-Gomez, Carey Marcinkovich

International Meeting for Applied Geoscience and Energy (IMAGE)

... 𝒅 𝒓𝒎𝒐 is the residual moveout picked from migrated gathers, 𝑳 𝒓𝒎𝒐 is the tomography matrix generated by raytracing through the migration velocity model...

Demultiple of High Resolution P-Cable Data in the Norwegian Barents Sea „ An Iterative Approach

A.J. Hardwick, S. Jansen, B. Kjolhamar

Petroleum Exploration Society of Australia (PESA)

... with swell makes Figure in the SRME moveout based demultiple techniques imperfections 4 (a) Input where containing multiples. A straightforward pass...

Thin Layer Imaging by Wavelet Transform Enhancement

Randy Condronegoro, Woro Sutjiningsih, Herlan Setiadi, Khairul Ummah, Dythia Prayudhatama

Indonesian Petroleum Association

..., but the vertical resolution is still constrained by the bandwidth of the recorded data. A second method, the Stationary Wavelet Transform (SWT), is applied...

The Evolution of FWI and its Perceived Benefits

Tony Martin, Andrew Long

Australian Petroleum Production & Exploration Association (APPEA) Journal

... used here also has several shallow velocity anomalies. Their limited extent and velocity contrasts cause non-hyperbolic moveout in the data. Combined...

Enhanced Thermal Recovery and Reservoir Characterization

Christopher Phillips

Pacific Section of AAPG

... approximation are used to estimate the value of subsidence by year. This same elliptical model is used for the second correction. One of the operators used...

Effective Data Denoising and Imaging in the Sanga Sanga PSC Using CRS Approach

Michele Buia, Paolo Marchetti, Amalia Setoputri, Teguh Nugraha

Indonesian Petroleum Association

..., 2011 - 32nd Annual Convention Proceedings, 2008 IPA08-G-145 PROCEEDINGS, INDONESIAN PETROLEUM ASSOCIATION Thirty-Second Annual Convention...

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)

Lynn Burroughs and Stewart Trickett

Search and Discovery.com

.... Complicating this are residual statics, imperfect normal-moveout (NMO) correction, non-uniformly spaced traces, the need to preserve multiples (so...

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)

Lynn Burroughs and Stewart Trickett

Search and Discovery.com

.... Complicating this are residual statics, imperfect normal-moveout (NMO) correction, non-uniformly spaced traces, the need to preserve multiples (so...

Geoscience Integration and Interpretive Model Building to Overcome Seismic Imaging Problems in Foothills Environments; #41547 (2015)

Rob Vestrum

Search and Discovery.com

... moveout and collapses diffraction energy. We want to ensure that we accurately collapse diffraction energy as well as achieve optimum imaging through...

A mechanical basis of fault-bend folding

N. P. Benesh, and J. H. Shaw

AAPG Bulletin

..., the slightly smaller particle size allows for easier examination of folding and deformation within the growth interval. Second, matching the particle size...

ABSTRACT: New Geometrical Techniques to Infer Listric Normal Fault Shapes, by Bill Kilsdonk and J. H. Spang; #91030 (2010)

Search and Discovery.com

Finite Difference Modeling: Part II: How to clean numeric time dispersion

Lasse Amundsen, Ørjan Pedersen, Martin Landrø

GEO ExPro Magazine

... in of the subsurface. The finite difference (FD) approximation gives us step two.” another partial differential equation – the one that we are actually solving...