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Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3414427
... at the 2020 SEG Annual Meeting. reservoir characterization tight gas sandstone property exploration geophysicist 10 moduli fluid dynamics porosity taqi al-zaki upstream oil & gas variation arqam muqtadir jack dvorkin university crack porosity dvorkin flow in porous media stress...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216835
... sample p-wave velocity ct segmented image grain size simulation interpretation berea sandstone dvorkin porosity training dataset upstream oil & gas prediction cnn machine learning reference value artificial intelligence rock property neural network cementation Andra , H...
Proceedings Papers

Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2999032
...: Tuesday, October 16, 2018 Start Time: 1:50:00 PM Location: 210C (Anaheim Convention Center) Presentation Type: Oral interpretation framework de-risking amplitude-supported exploration play offshore mexico artificial intelligence gutierrez modeling upstream oil & gas dvorkin lithology...
Proceedings Papers

Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2991442
... and precipitation. Quartz is the most common cement type. At the initial stage of chemical cementation, a small amount of cement can cause significant stiffness increase (Dvorkin and Nur, 1996). Our analyses focus on the early Eocene Lower Wilcox strata in southern Texas, which is mostly characterized by sandstone...
Proceedings Papers

Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2995740
... dvorkin Berndt , C. , S. Bunz , T. Clayton , J. Mienert , and M. Saunders , 2004 , Seismic character of bottom simulating reflectors: Examples from the mid-Norwegian margin : Marine Petrology Geology , 21 , 723 – 733 , 10.1016/j.marpetgeo.2004.02.003...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17795428
... measurements that allowed us applied Gassmann’s and Geertsma and Smith (1961) approaches to estimate P-wave dispersion, Dvorkin and Mavko (2006) model to predict the P-wave attenuation based on characteristic frequency determination at mesoscopic scale by interlayer flow White et al. (1975) model...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17326914
... Dvorkin , J. and M. A. Gutierrez , 2002 , Grain sorting, porosity, and elasticity , Petrophysics , 43 . Dvorkin , J. , A. Nur , R. Uden , and T. Tuner , 2003 , Rock physics of a gas hydrate reservoir : The Leading Edge , 22 , 842...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17784760
...: Tuesday, September 26, 2017 Start Time: 3:55 PM Location: Exhibit Hall C, E-P Station 4 Presentation Type: EPOSTER elastic property shaly sand mineralogy annual meeting reservoir characterization elastic moduli upstream oil & gas moduli dvorkin rock physics model seg seg...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17783117
... integration seg seg international exposition physics analysis structural geology petrophysical analysis geophysics upstream oil & gas fluid substitution moduli annual meeting interpretation reservoir characterization dvorkin petrophysics porosity rock physics Aliyeva , S. , M...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17653936
... frequency p-and s-wave inverse quality factor upstream oil & gas incidence angle innanen impedance quality factor inverse quality factor attenuation machine learning reflection coefficient dvorkin Alemie , W. , and M. D. Sacchi , 2011 , High-resolution three-term AVO...
Proceedings Papers

Paper presented at the 2016 SEG International Exposition and Annual Meeting, October 16–21, 2016
Paper Number: SEG-2016-13951278
... well log p-wave impedance impedance dvorkin subsample cpet model rock physics patchy reservoir characterization geophysics permeability inversion seg seg international exposition water saturation upstream oil & gas Batzle , M. , and Z. Wang , 1992 , Seismic...
Proceedings Papers

Paper presented at the 2016 SEG International Exposition and Annual Meeting, October 16–21, 2016
Paper Number: SEG-2016-13966753
... PM Location: 167 Presentation Type: ORAL equation artificial pack grosmont carbonate flow in porous media hydraulic tortuosity reservoir characterization face-centered cubic pack permeability tortuosity berea sandstone dvorkin specific surface area cubic pack stanford university...
Proceedings Papers

Paper presented at the 2016 SEG International Exposition and Annual Meeting, October 16–21, 2016
Paper Number: SEG-2016-13847246
... Time: 11:35:00 AM Location: 161 Presentation Type: ORAL seismic data compressional modulus equation rock physics saturation rock parameter frequency relation reservoir characterization attenuation dvorkin migration image upstream oil & gas well data quantification seg seg...
Proceedings Papers

Paper presented at the 2015 SEG Annual Meeting, October 18–23, 2015
Paper Number: SEG-2015-5914145
...-section geometry into the permeability calculation through the Kozeny-Carman equation. For the pipes that we study, the analytical solution is already available in Kozeny-Carman of the form B(Ø 3 /(S 2 ·t 2 )) , where B is a geometric factor capturing irregularities of pore shape (Dvorkin, 2008...
Proceedings Papers

Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-1408
... in British Columbia. The use of the rock-physics templates in this case first involves model-parameter testing in order to learn more about the type of rock being investigated. facies dvorkin rock-physic template template upstream oil & gas seg denver 2014 interpretation geophysics rock...
Proceedings Papers

Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-0117
... Summary As the Contact Cement Theory (CCT) proposed by Dvorkin (1994) assumes the contact thickness (the shortest distance between two grains) to be zero in the expressions for the cementation radius, it can’t be applied to analyze the influence of contact thickness on the acoustic velocities...
Proceedings Papers

Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0392
... pressure equilibrium theory fluid substitution elastic property water saturation permeability frequency effect frequency diffusion length bulk modulus p-wave impedance dvorkin porosity reservoir characterization Frequency Effect in Fluid Substitution: Capillary Pressure Equilibrium Theory...
Proceedings Papers

Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0073
... by the geological character of the Tubåen formation where the tidal and marine influence acts to worsen the grain sorting compared to well-sorted distributary channel sediment. tubåen 1 martin landrø reservoir characterization permeability upstream oil & gas stanford university jack dvorkin seg...
Proceedings Papers

Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-1218
... (Lee et al., 1996), Raymer-Hunt-Gardener Model (Raymer et al., 1980) and effective medium model (Dvorkin et al., 1999). The saturation values estimated usingthese models were compared with NMR density and density porosity log data which are considered better means for estimatingthe saturation of gas...
Proceedings Papers

Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-0213
... measurements and estimates based on wireline openhole data. artificial intelligence frequency velocity dispersion inversion vsp data mechanism dvorkin bisq model fluid mobility upstream oil & gas reservoir rock schlumberger geophysics nur dispersion reservoir characterization...

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