Abstract: Multi-trace Acoustic-impedance Inversion with Transform-domain Sparsity Promotion; #90174 (2014)

Sanyi Yuan, Shangxu Wang, Ning Tu, and Xiang Li

Search and Discovery.com

... reflectivity or blocky impedance assumptions (Oldenburg, Scheuer and Levy, 1983), is often added to partially fill in the null space of ill-posed time-domain...

Extracting Formation Properties from Hydraulically Induced Microseisms, Seismic Attributes, and Impedance Inversion; #80252 (2012)

Xavier E. Refunjol, Kurt J. Marfurt, Joel H. Le Calvez, and Katie M. Keranen

Search and Discovery.com

... - 0.4 Time (ms) (AI2 + AI1) 1004 Decreasing Impedance = Negative Reflectivity = Trough 1006 Limestone Limestone 1008 1010 1012 Time (ms) 1014...

Integration of Surface and Subsurface Tools in The Reservoir Characterization of Unconventional Plays; #41211 (2013)

Roderick Perez

Search and Discovery.com

... FRACTURED ROCK Angle Gathers RP reflectivity RS reflectivity ZP impedance ZS impedance λρ µρ λρ vs. µρ crossplot Goodway (2007) 19 SURFACE...

Impedance Inversion Transforms Aid Interpretation, by Satinder Chopra and Ritesh Kumar Sharma; #41622 (2015).

Search and Discovery.com

Revitalizing Seismic Facies Analysis; #42236 (2018)

Hongliu Zeng

Search and Discovery.com

... attributes to lithology and thickness remains a challenge Major difficulties in seismic facies imaging 1. Zero-phase data reveal reflectivity...

Three-Dimensional Prestack Inversion, Lobo Trend, South Texas, Phil Anno, Mark Wuenscher, Robert Corbin, John Hooper, and Frank Chlumsky, #10039 (2003)

Search and Discovery.com

Geologic Framework, Cenozoic History, and Modern Processes of Sedimentation on the North Carolina Continental Margin

Albert C. Hine, Stanley R. Riggs

Special Publications of SEPM

... shelf, and upper lower coastal plain, continental shelf, and upper Pore-water samples Pore-water samples 127 127 4. is to determine the Cenozoic...

AAPG Memoir 76, Chapter 19: The Future of Pressure Prediction Using Geophysical Methods

Alan R. Huffman

AAPG Special Volumes

... of Professional Engineers Paper 1666. Huffman, A. R., and J. P. Castagna, 2000, Shallow water flow prediction from seismic analysis of multicomponent...

Appraisal of a Complex, Platform Carbonate, Bukit Tua Discovery, Ketapang PSC, East Java Basin, Indonesia

Keith Maynard, William A. Morgan

Indonesian Petroleum Association

... of rock data. Because of borehole stability problems, caused by shale reaction with water-based mud within interbedded carbonates and shales...

Cenozoic Reefs--New Targets for Oil Fields in the Northern Part of the South China Sea

Hao Fuguang

Circum Pacific Council Publications

... and the surrounding rock results in a high reflectivity which is expressed on the seismic profile as a distinct dome-like upper boundary (Figures 1, 2...

Interpretative PSDM Workflow for Solving Complex Imagery Below Faults and Carbonates Reefs in South Mahakam, Kutai Basin: An Interpreters Point of View

Cepi Muhamad Adam, Nadir Abdoun, Bertrand Duquet, Florent Bertini, Yves Le Stunff

Indonesian Petroleum Association

... from RMS velocities – converted into Dix velocities but not calibrated with wells. The water velocity was given by the interpreter. The residual move...

Structure and Stratigraphy of AVS Field, Java Sea

Roberto Fainstein, Heru Pramono

Indonesian Petroleum Association

... in 1982 with exploratory well AVS-1. This well flowed in excess of 8500 BPD of water-free oil from two sand reservoirs of the Oligocene Talang Akar...

Three Dimensional Seismic Inversion and Neural Net Impedance Facies Map in Reservoir Characterization

Sunit K. Addy, Jim Hallin

GCAGS Transactions

... water during a low sea level stand. A seismic inversion procedure using a global optimization technique was utilized to derive a framework of acoustic...

Creativity, Elephant Hunt, Globalization, Doodle Buggers, and Useful Quotes—Commentaries*; E. R. Brumbaugh; Search and Discovery Article #70004 (2001)

Search and Discovery.com

Geostatistical Inversion on Broadband Seismic Data: A Case Study Offshore Malaysia

Francois Baillard, Murthy Jayanthi Venkata Satyanarayana, Rakesh Doshi, Kwong Wee Poh, Rajat Rathore, Siew Mun Tan, Loic Michel, Eric Andersen, Shivaji Maitra, Riccardo Vercesi, Lam Hoang Do

Indonesian Petroleum Association

... on Figure 3. The reflectivity of the well had a 15Hz 10dB/Oct Low Pass Filter to compensate for transmission losses experienced by seismic travelling thru...

East Texas Basin Stratigraphy: Regional Studies

Parker D. Trask, H. Whitman Patnode

AAPG Special Volumes

... in color. The data on the reflectivity of the samples are given in Table 116. The color was determined on relatively few samples. The average...

Structure of the Alleghanian Thrust Belt under the Gulf Coastal Plain of Alabama

Delores M. Robinson, Ryan M. Bailey, Andrew M. Goodliffe

GCAGS Journal

... was generated for the Koch well using the acoustic transit time log (Fig. 3). In the absence of a density log, density was set to unity. The reflectivity...

Crustal and Lithospheric Structure of the CarpathianPannonian Region: A Geophysical PerspectiveRegional Geophysical Data on the CarpathianPannonian Lithosphere

L. Pospil, A. dm, J. Bimka, P. Bodlak, T. Bodoky, P. Dvnyi, H. Granser, E. Hegeds, I. Jo, A. Kendzera, L. Lenkey, M. Nemok, K. Posgay, B. Pylypyshyn, J. Sedlk, W. D. Stanley, G. Starodub, V. Szalaiov, B. ly, A. utora, G. Vrga, T. Zsros

AAPG Special Volumes

... Notes, 156 p.Hyndman, R. D., 1988, Dipping seismic reflectors, electrically conductive zones and trapped water in the crust over a subducting plate...

Chapter 7: Tectonostratigraphic Evolution of the U.S. Chukchi Sea Area

Thomas X. Homza, Steven C. Bergman

AAPG Special Volumes

.... A., A. G. Harris, and J. M. Schmidt, 1993, Deep-water lithofacies and conodont faunas of the Lisburne Group, west-central Brooks Range, Alaska, in C...

Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data

Paul L. Stoffa

Circum Pacific Council Publications

... on the right displays the ESP data after frequency-wave number filtering has been applied in order to reduce water-borne energy. The explosive data...

Identification of Fluid Flow Features in the Seafloor and Subsurface and their Implications for Prospect and Geohazard Assessment: Examples from the Australian Northwest Shelf

J. K. Dirstein, J. V. Hengesh, A. J. Stanley

Petroleum Exploration Society of Australia (PESA)

..., 35 Stirling Highway, Crawley, WA, Australia 6009 Perth, WA, 18–21 August 2013 Introduction The term “fluid” includes gas, water, oil and molten...

Halokinetic rotating faults, salt intrusions, and seismic pitfalls in the petroleum exploration of divergent margins

Carlos L. Varela, Webster U. Mohriak

AAPG Bulletin

... campaigns in the deep-water regions of the Brazilian margin. Halokinetic rotating faults, when partially filled with salt, are sometimes responsible...

High-resolution seismic detection of shallow natural gas beneath Hutchinson, Kansas

Susan E. Nissen, W. Lynn Watney, Jianghai Xia

Environmental Geosciences (DEG)

... in the b and c dolomites. Replacing the assumed gas with water using the Gassman (1951) fluid substitution method raises the velocities of the b and c...

Developing a robust geologic conceptual model using pseudo 3-D P-wave seismic reflection data

Adrian D. Addison, Michael G. Waddell, Camelia C. Knapp, Duke T. Brantley, John M. Shafer

Environmental Geosciences (DEG)

..., Hydrogeologic framework of west-central South Carolina: Report to the South Carolina Department of Natural Resources, Water Resource Division, 200...

Formation Evaluation of Type-1 Fractured Basement Rocks Using Borehole Data

Adriaan A. Bal, Javier Franquet, Stephen Dymmock, Robert Maddock, Glen Palamountain, Ali Baradi, Dinah Pantic, Fermín Fernández-Ibáñez

Indonesian Petroleum Association

..., are not in the scope of this work. acquired as strips of data along the borehole (Figure 2a) and can be acquired in water-based or oil/synthetic mud systems...