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The AAPG/Datapages Combined Publications Database
Showing 22,203 Results. Searched 200,673 documents.
Resistivity Mapping of the Subsurface Upper Devonian Inter-Reef Ireton Formation of Alberta
R. G. McCrossan
CSPG Bulletin
... zones sufficiently thick to allow the true resistivity to be calculated. A good correspondence was seen between the limey beds in core logs...
1959
Electromagnetic Imaging in Exploration for Morrow Fields
M. Tashin Tasci, John M. Jordan, George V. Keller
Rocky Mountain Association of Geologists
... 9 11 13 800 4.4 1000 4.0 Time (ms) in resistivity with time (depth). Mathematical inversion is used to calculate true bulk resistivities...
1997
Deciphering Seismic Amplitude Language; #41981 (2017)
Luis Vernengo, Eduardo Trinchero, Satinder Chopra
Search and Discovery.com
... stronger or weaker reflections. Similarly, when using neural networks for reservoir property determination, artificial seismic anomalies may be generated...
2017
2000
Integrated Petrophysics in Kujung Carbonate Reservoirs, East Java, Indonesia
Sigit Sutiyono
Indonesian Petroleum Association
..., resistivity with various measurement issues and difficulty in deriving true formation resistivity (Sutiyono, 2009). Comparing the NMR derived SWirr...
2010
AAPG Archie Series, No. 1, Chapter 12: Low-resolution Techniques
Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia
AAPG Special Volumes
... technique. 1) Conventional log analysis performs calculations at each logged depth as if the log measurements represented the true properties...
2006
Thin bed evaluation of the Lower Herrera member within existing oilfields in south Trinidad
Ramroop, C.K. and Ali, R.M.
Geological Society of Trinidad & Tobago
... completion zones is the determination of the correct formation resistivity. The method employed in this paper is an enhancement of the vertical...
1995
Effects of Clays on Resistivities of Clastic Rocks and Reservoir Performance
Gene Whitney, Thomas S. Ahlbrandt
Rocky Mountain Association of Geologists
...-conductive fluids such as oil or gas would exhibit high resistivity (low conductivity) because neither the rock nor the fluid is conductive. We now know...
1996
Telluric Currents and Their Use in Petroleum Exploration
K. Vozoff , R. M. Ellis , M. D. Burke
AAPG Bulletin
.... S.E.G., New Orleans. Tikhonov, A. N., 1950, Determination of the electrical characteristics of the deep strata of the earth's crust: Dokl. Akad...
1964
Unlocking Reservoir Potential With a Multilayer Inversion Technique From a Directional Resistivity Tool
Tim Rathmann, Joe Gremillion, Philip Lemay, Mike Flowers, Allan Nandlal
Unconventional Resources Technology Conference (URTEC)
... 2901064 7 The well was steered back down again, and indications of higher resistivity channel sands below proved to be true. The well plan...
2018
An Overview of Anomalous Resistivities in Pay Zones
Steven M. Goolsby, Edward B. Coalson, Dan J. Hartmann
Rocky Mountain Association of Geologists
... ( a ) , Rt, and formation-water resistivity (Rw) as primary inputs. Certain empirical exponents ("m", or cementation exponent, and "n", or saturation exponent...
1996
ABSTRACT: The Modernization of Old Log Suites; #90013 (2003)
Steven M. Goolsby, Mark H. Franklin
Search and Discovery.com
... in static SP (SSP), invaded zone resistivity (Rxo), and true formation resistivity (Rt) curves for the well. In the third step, these curves are then used...
2003
Abstract: Reducing Reservoir Model Uncertainties with Real-time Fluid Contact Mapping Using Extra-Deep Azimuthal Resistivity - Case Study from a Mature Oilfield, Offshore China; #91204 (2023)
Xiaofei Gao, Sanjun Chen, Lei Yu, Hai Wang, Viet Nguyen, Da Hai Wang
Search and Discovery.com
...Abstract: Reducing Reservoir Model Uncertainties with Real-time Fluid Contact Mapping Using Extra-Deep Azimuthal Resistivity - Case Study from...
2023
AAPG Archie Series, No. 1, Chapter 13: Summary and Recommendations
Q. R. Passey, K. E. Dahlberg, K. B. Sullivan, H. Yin, R. A. Brackett, Y. H. Xiao, and A. G. Guzmán-Garcia
AAPG Special Volumes
... the parallel-conductivity equation for sandstone resistivity. These techniques address the thin-bed problem directly, but they are prone to significant...
2006
Production of Low Resistivity, Low Contrast Reservoirs, Offshore Gulf of Mexico Basin
Harold L. Darling , Robert M. Sneider
GCAGS Transactions
...Production of Low Resistivity, Low Contrast Reservoirs, Offshore Gulf of Mexico Basin Harold L. Darling , Robert M. Sneider 1992 Vol. 42 (1992...
1992
Oil-Base Micro Imager (OBMI) Application in Sangatta Field: A Case Study
Patricius Sembiring, Agustinus S.R., Nouri Bashir, Heru Danardatu, Sanggam Hutabarat
Indonesian Petroleum Association
... the borehole wall for which the tool reads the average of Rxo and the true resistivity Rt. The 0.5-in. value quoted for a “small object” is the distance...
2005
Advanced Particle Shape Analysis in Conglomerate Reservoir From Borehole Resistivity Image, #42172 (2018).
Shiduo Yang, Weidong Huang, Chaofeng Chen, Isabelle Le Nir, Junyi Yuan, Shenzhuan Li, Heike Delius, Krishna Pokhriya
Search and Discovery.com
...Advanced Particle Shape Analysis in Conglomerate Reservoir From Borehole Resistivity Image, #42172 (2018). Shiduo Yang, Weidong Huang, Chaofeng Chen...
2018
Seismic to Well Ties with Problematic Sonic Logs, by Don Burch, #40078 (2003)
Search and Discovery.com
2003
The Petrophysical Integration of Four Volumetric End Points Applied to an Indonesian Carbonate
Mark Deakin, David R. Smith
Indonesian Petroleum Association
... filtrate apparent resistivity (? m) Ro = water saturated resistivity (? m) Rt = true resistivity of the formation (? m) Rw = resistivity of reservoir...
2003
Accuracy of Archies law for clayey soils with high swelling capacity
Sina Saneiyan, Ethan Siegenthaler, Daniel Gimenez, Lee Slater
International Meeting for Applied Geoscience and Energy (IMAGE)
... resistivity. However, the applicability of Archie’s law to soils undergoing shrinkage and swelling is unclear. In this laboratory experiment, we conducted...
2022
Inversion of Magnetotelluric (MT) Data with Enhanced Structural Fidelity, #42333 (2018).
Federico Golfre Andreasi, Simone Re, Federico Ceci, Luca Masnaghetti
Search and Discovery.com
... making use of the “empirical” constraint. (a) Starting model, (b) inverted model after 25 iterations, and (c) true resistivity model. Figure 4...
2018
Groundwater potential assessment using 2-D resistivity method in Kluang, Johor (Malaysia)
Nazrin Rahman, Edy Tonnizam Mohamad, Rosli Saad
Geological Society of Malaysia (GSM)
... of the subsurface true resistivity (Soupios et al., 2007). The electrodes were connected to electrode selector and ABEM SAS4000 terrameter through lund...
2020
Relative Accuracies of Thickness Based on True and Apparent Dips
William F. Tanner
Oklahoma City Geological Society
... in the direction of true dip. This is true because the most important single part of the clinometer method is the determination of the individual sights...
1961
Diagnostic Resistivity Sounding Curves of Karstic Aquifers in the Chuping Limestone
Mohammed Sayyadul Arafin, C. Y. Lee
Geological Society of Malaysia (GSM)
... spacings (greater than 20m) indicating that the third layer (corresponding to the minimum of the VES curve) is deep. (c) the true resistivity ofthe fourth...
1989
The Radiation Guard: A NEW METHOD OF LOGGING IN LOW RESISTIVITY MUDS
C. W. Denney
Panhandle (Texas) Geological Society
... Filtrate Resistivity, ohm-meters Ra--Apparent Resistivity, ohm-meters Rxo--Resistivity of the zone flushed with mud filtrate, ohm-meters Rt--True...
1957