Imaging Beneath Gas - A Prestack Depth Migration Case Study (Paper 34)

Osman Khan, Uwe Klein-Helmkamp, Peter Whiting, Tim Chapman

Geological Society of Malaysia (GSM)

... and ‘Residual Curvature Analysis’ tomography updates was used to develop a velocity field for prestack depth migration. As a result of this approach...

Sea level and vertical motion of continents from dynamic earth models since the Late Cretaceous

Sonja Spasojevic, Michael Gurnis

AAPG Bulletin

..., and J. L. Isbell, eds., Resolving the late Paleozoic ice age in time and space, p. 128.Blakey, R., 2010, Global paleogeographic maps: http...

How a Puzzling Set of Geological Features Challenge Hydrocarbon Exploration in the Black Sea Basin

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Feasibility Study of Improved Reservoir Mapping Using Joint Inversion of Extra-Deep Azimuthal Resistivity and Deep Shear Wave Imaging

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Geochemical Exploration in Deserts of North Africa and Middle East: Strategies, Methods, and Exploration Case Histories; #80430 (2014)

Dietmar (Deet) Schumacher, Luigi Clavareau

Search and Discovery.com

... part of anomaly recognition and delineation. Under-sampling and/or the use of improper analytical techniques is a major cause of ambiguity...

Phase Decomposition for Predicting Carbonate Reservoir Properties

Umberto Barbato

Unconventional Resources Technology Conference (URTEC)

... in resolving thin, porosity-bearing layers and reducing interpretive ambiguity. Results The proposed workflow was applied to a migrated post-stack seismic volume...

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands

Subhash Chandra, Geoff Mansfield, Peter Carver

Petroleum Exploration Society of Australia (PESA)

... to the low signal to noise improve the stacking velocity analysis in case of strong dip. The same limitations due to dip, are found for flexible binning...

The Tectonic Stress Field in Eastern Australia

S. Zhao, R. D. Müller

Petroleum Exploration Society of Australia (PESA)

... Lachlan Fold Belt. The depth of the top layer for the upper mantle is between 40 - 50 krn, and a low-velocity is interpreted in the depth range 50 - 64...

De-Risking Subsalt Exploration by Integrated Depth Imaging,

Oliver K. Geisler, Markus H. Krieger

GCAGS Transactions

..., and improvements of existing depth models regarding geometries and geophysical properties as velocity, density, and resistivity could be achieved, with focus...

Seismic inversion with implicit neural representations

Juan Romero, Wolfgang Heidrich, Nick Luiken, Matteo Ravasi

International Meeting for Applied Geoscience and Energy (IMAGE)

...- and model-driven combination of IntraTomo has achieved state-of-the-art results in computer tomography. In this work, we draw inspiration from IntraTomo...

Abstract: Azimuthal Simultaneous Elastic Inversion; #90172 (2014)

Jon Downton, Benjamin Roure

Search and Discovery.com

.... However, there are a number of limitations with the technique including the fact that only band limited fractional elastic parameters are estimated. Further...

Seeing through the Salt

Jerry Kapoor, Nick Moldoveanu, Denes Vigh

GCAGS Transactions

... tomography has its limitations when there are large velocity contrasts, such as the presence of salt. One of the most advanced techniques that can offer...

Reprocessing the East Coast Canada Stonehouse Survey with 3D SRME and Hybrid Layer Tomography PreSDM; #41549 (2015)

Todd Mojesky, Ali Karagül, Bill Goodway, Chris Szelewski, Martin Dashwood

Search and Discovery.com

... 3D SRME and hybrid layer tomography PreSDM velocity model building to enhance the imaging of the zone of interest below the Base Tertiary. Introduction...

The analysis of the micro-occurrence state of irreducible water in anthracite fracture network based on digital core

Lei Han, Jian Shen, Jing Qu, Changjiang Ji, and Huijie Cheng

AAPG Bulletin

... high coalbed methane (CBM) production. Displacement system and computed tomography experiments were conducted using high-rank coals collected from...

High Resolution Passive Seismic Tomography- a NEW Exploration Tool for Hydrocarbon Investigation, Recent Results from a Successful Case History in Albania, #40729 (2011)

Nikos Martakis, Akis Tselentis, Parakevas Paraskevopoulos

Search and Discovery.com

...High Resolution Passive Seismic Tomography- a NEW Exploration Tool for Hydrocarbon Investigation, Recent Results from a Successful Case History...

Using Measurement Uncertainty to Calculate Reservoir Volumes and Reduce Risk in Prospects, #41324 (2014)

Garrett M. Leahy, Emma Howley, Wenxiu Yang, Arne Skorstad

Search and Discovery.com

... In this abstract, we explore how to better quantify the effect of uncertainties in reservoir structure and overcome limitations of conventional...

Coiled Tubing Deployed Fiber Optics Utilized in Observing Cross-Well Communication During Stimulation

Neha Sahdev, Peter F. Cook

Unconventional Resources Technology Conference (URTEC)

... fracturing. In many cases, pressure measurements provide reasonable proof of cross-well communication, but some ambiguity remains in resolving...

Fit-for-Purpose Depth Imaging of Sub-Thrust and Strike-Slip Fault Regime Onshore Myanmar

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Earth crustal analysis of Northwest Sabah region inferred from receiver function method

Abdul Halim Abdul Latiff, Faridah Othman

Geological Society of Malaysia (GSM)

... receiver function study is unable to eliminate the depth-velocity ambiguity because of its shallow range of slowness. The crustal thickness estimated...

Re-imaging of 2D legacy data in Brazils Equatorial Margin via pseudo-3D model building

David Butler, Daryineth Fernandez, Oscar Perez, Raul Ysaccis, Jason Thekkekara, Juan Perdomo, Christopher McMorland, Aurora Rodriguez Castelan

International Meeting for Applied Geoscience and Energy (IMAGE)

...al reprocessing and 2) pseudo-3D velocity model building (Mantovani et al., 2016). Pseudo-3D model building using 3D common-image-point (CIP) tomography (Woodwa...

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user1

Search and Discovery.com

... and accurate subsurface velocity models. This is why FWI is now being standardized in our project’s workflow as the first step to build an accurate...

Seismic tomographic cross-sections of the Bowser Basin in northwest British Columbia, Canada

David B. Snyder, Brian J. Roberts

CSPG Bulletin

.... Note depth of penetration varies along the profile. Figure 3. P-wave-speed tomography results for the part of SNORCLE line 2 within the Bowser Basin...

Resurrection of a reservoir sandstone from tomographic data using three-dimensional printing

Sergey Ishutov, Franciszek J. Hasiuk, Shawn M. Fullmer, Antonio S. Buono, Joseph N. Gray, and Chris Harding

AAPG Bulletin

...-testable models of reservoir rocks from tomographic data. This study combines tomography and 3-D printing to reproduce a sample of the Fontainebleau...

Abstract: Advances In Use of Image Processing for Data Integration in Basin Studies -- Eastern Otway Basin, Australia -- A Case Study, by G. R. Pettifer, B. A. Simons, and A. Olshina; #91015 (1992).

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Geomechanical and Flow Simulation of Hydrofracs Using High-Resolution Passive Seismic Images

Alfred Lacazette, William Dershowitz, Jan Vermilye

Unconventional Resources Technology Conference (URTEC)

...) Summary of the Tomographic Fracture Imaging (TFI) method The Tomographic Fracture Imaging (TFI) procedure is an extension of Seismic Emission Tomography...