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Keywords: clay content
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Proceedings Papers

Paper presented at the SPWLA 62nd Annual Logging Symposium, May 17–20, 2021
Paper Number: SPWLA-2021-0097
... reservoir characterization well logging core analysis enhanced recovery structural geology spwla 62 flow in porous media upstream oil & gas clay content log analysis waterflooding spwla-2021-0097 facies variation residual oil saturation nd annual logging symposium saturation...
Proceedings Papers

Paper presented at the SPWLA 59th Annual Logging Symposium, June 2–6, 2018
Paper Number: SPWLA-2018-SSS
... extraction, drying, and helium porosity method. DRA included argon-ion milling, SEM imaging, image processing, and segmentation. Rock material from near each plug was used for Dean-Stark extraction (Sw, So) and helium porosity. Thus, the relationships between key rock properties, such as clay content vs. TOC...
Proceedings Papers

Paper presented at the SPWLA 59th Annual Logging Symposium, June 2–6, 2018
Paper Number: SPWLA-2018-QQQ
... log analysis North Sea smectite sandstone Symposium well logging clay content spwla 59 coating clay mineral Reservoir Characterization Upstream Oil & Gas Fulmar reservoir porosity chlorite structural geology calculation reservoir quality morphology diagenesis illite...
Proceedings Papers

Paper presented at the SPWLA 56th Annual Logging Symposium, July 18–22, 2015
Paper Number: SPWLA-2015-EEE
... hexane interaction clay content shale subcritical isotherm wettability SPWLA 56th Annual Logging Symposium, July 18-22, 2015 1 Selective Adsorptives to Study Pore Structure and Wetting Behavior of Self-resourcing Shales Sanyog Kumar, Colorado School of Mines, Manika Prasad, Colorado School...
Proceedings Papers

Paper presented at the SPWLA 54th Annual Logging Symposium, June 22–26, 2013
Paper Number: SPWLA-2013-AAA
... through correlating the dispersion behavior and its sensitivity with clay content, correlating the dispersion behavior with the cation exchange capacity (CEC) measured on core and validating the complex refractive index method (CRIM) on GHz data. The strong correlation between the electromagnetic...
Proceedings Papers

Paper presented at the SPWLA 53rd Annual Logging Symposium, June 16–20, 2012
Paper Number: SPWLA-2012-250
...). In general TOC increases with increasing clay content as observed by previous authors (Kale, 2009; Raina, 2010) in other resource shales. Crossplot of TOC and clays (Figure 1.7-4a) however reveals more subtle correlation Figure 0-2: Crossplot of core porosity ( He) and total clays. Data is colored...
Proceedings Papers

Paper presented at the SPWLA 51st Annual Logging Symposium, June 19–23, 2010
Paper Number: SPWLA-2010-28073
... on the left with the black light image showing bands of fluorescence. The traditional view of the reservoirs was a structure with high clay content, high Cation Exchange Capacity (CEC) and low effective porosity. The results of this trial, however suggest that while the clay content varied (10 50 the volume...
Proceedings Papers

Paper presented at the SPWLA 46th Annual Logging Symposium, June 26–29, 2005
Paper Number: SPWLA-2005-Q
... log analysis Reservoir Characterization machine learning Upstream Oil & Gas porosity clay content compressional DTSH spwla 46 well logging calculation geophysics Symposium Castagna Artificial Intelligence elastic property shale distribution slowness equation anisotropy...
Proceedings Papers

Paper presented at the SPWLA 44th Annual Logging Symposium, June 22–25, 2003
Paper Number: SPWLA-2003-S
... ABSTRACT Shaly sands may exhibit extremely low permeability values (< 10.3 mD). Low shale and shaly-sand permeabilities are controlled by shale/clay Content, type of shale distribution (i.e., laminated, dispersed, structural), porosity, and confining stress. Several models and empirical...
Proceedings Papers

Paper presented at the SPWLA 42nd Annual Logging Symposium, June 17–20, 2001
Paper Number: SPWLA-2001-G
...* variation with increasing clay content. It is shown through both log and core analysis. First, core data including CEC and clay content measurements were used for the determination of the CEC of clay, which drives the clay end point of the Juhasz master cross-plot (F*Ct Vs Qvn). By using the log data within...
Proceedings Papers

Paper presented at the SPWLA 39th Annual Logging Symposium, May 26–28, 1998
Paper Number: SPWLA-1998-QQ
... from seismic data. We propose an algorithm for porosity estimation from P and S velocities using a send-empirical model that relates elastic wave velocities to porosity and clay content. The proposed model extends Krief's velocity-porosity model to account for the effect of clay content on elastic wave...
Proceedings Papers

Paper presented at the SPWLA 37th Annual Logging Symposium, June 16–19, 1996
Paper Number: SPWLA-1996-E
... to examine the relationships between lithology and a number of geochemical signatures, including gamma ray, the gamma ray components Th, U, and K and other loggable elements. The results show that in individual wells, gamma ray correlates roughly with total clay content, but a closer analysis exposes...
Proceedings Papers

Paper presented at the SPWLA 37th Annual Logging Symposium, June 16–19, 1996
Paper Number: SPWLA-1996-XX
... independent of confining pressure for the high permeability samples and clearly pressure dependent for the low permeability samples. flow in porous media impedance complex resistivity data kHz Reservoir Characterization Upstream Oil & Gas clay content permittivity well logging frequency...
Proceedings Papers

Paper presented at the SPWLA 36th Annual Logging Symposium, June 26–29, 1995
Paper Number: SPWLA-1995-K
... to help on decisions respecting drill stem tests in future wells, in that area. Reservoir Characterization Upstream Oil & Gas shear well logging clay content compressibility Ratio value bearing reservoir log analysis hydrocarbon detection porosity spwla 36th dynamic poisson...
Proceedings Papers

Paper presented at the SPWLA 36th Annual Logging Symposium, June 26–29, 1995
Paper Number: SPWLA-1995-H
... log analysis clay content elan analysis nuclear log compressional velocity Upstream Oil & Gas regime sandstone shear modulus well logging total porosity porosity geophysics Symposium total porosity estimation grain shear modulus shear velocity Murphy spwla 36th shaly sand...
Proceedings Papers

Paper presented at the SPWLA 36th Annual Logging Symposium, June 26–29, 1995
Paper Number: SPWLA-1995-V
... Upstream Oil & Gas mixture model kuster geophysics clay content prediction Velocity Dispersion frequency transit time sandstone Reservoir Characterization Symposium p-wave velocity aspect ratio pore geometry laboratory measurement pore lithology porosity sand-clay mixture...
Proceedings Papers

Paper presented at the SPWLA 32nd Annual Logging Symposium, June 16–19, 1991
Paper Number: SPWLA-1991-K
... conductivity models require modification. The modified version of the Waxman-Smits model proposed in this paper includes a temperature coefficient (?) for the equivalent counter-ion conductivity associated with clay, which is a function of temperature and clay content, and a clay distribution coefficient...
Proceedings Papers

Paper presented at the SPWLA 31st Annual Logging Symposium, June 24–27, 1990
Paper Number: SPWLA-1990-BB
... reservoir geomechanics well logging log analysis Reservoir Characterization volumetric strain shale dynamic moduli Upstream Oil & Gas clay content sandstone Symposium elastic moduli relation bulk moduli tight gas sandstone moduli bulk modulus loading lithology framework...
Proceedings Papers

Paper presented at the SPWLA 30th Annual Logging Symposium, June 11–14, 1989
Paper Number: SPWLA-1989-G
... ABSTRACT A microgeometrical model for sand, shale, and shaley sand is proposed to explain and predict the dependence of sonic velocity, porosity, and permeability y on clay content and compaction. The geometry used for sand and shaley sand is that of a sand framework with clay dispersed...
Proceedings Papers

Paper presented at the SPWLA 29th Annual Logging Symposium, June 5–8, 1988
Paper Number: SPWLA-1988-DD
... of such shaly sands appears abnormally low, resulting in serious underestimations of hydrocarbon potential when applying conventional methods of water saturation determination. A new analysis procedure has been developed in an aim to :" evaluate what proportion of the clay content is made up of shale...

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