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The AAPG/Datapages Combined Publications Database
Showing 22,173 Results. Searched 200,357 documents.
ABSTRACT: PERFORMANCE OF HIGH RESOLUTION INDUCTION TOOL (HRI) IN WRBC; #90013 (2003)
B. R. KUNDU, K. K. PRASAD, CHATAR SINGH
Search and Discovery.com
... of such resistivity tools and has a vertical resolution of 24’’. It is claimed to be based on True Resolution Focus, where the deep measurements...
2003
Improved Exploration, Appraisal and Production Monitoring with Multi-Transient EM Solutions
Search and Discovery.com
...), on the other hand, delineates high resistivity layers in the subsurface, provides a quantitative estimate of the transverse resistance (resistivity x thickness...
2013
Stratigraphic Control and Formation Evaluation of Horizontal Wells Using MWD
L. R. B. Hammons, E. K. Fisher, D. H. Sellers
Pacific Section of AAPG
... 1,700 ft (518 m) true vertical depth (TVD) to 14,800 ft (4,511 m) TVD. Resistivity values in these sands typically exceed 20 ohm-meters, and formation...
1992
Abstract: Wireline Geochemical Log Analysis of Thin Bed Reservoirs Gulf of Mexico
R. V. Everett
Houston Geological Society Bulletin
... sections in offshore Pliocene strata has been facilitated by the increased resistivity associated with the oil and gas over the associated shales and water...
1989
Abstract: Challenges in Formation Evaluation of Tight Gas Reservoir, by Anil K. Tyagi, Sanjeev K. Thakur, Vikram K. Pandey, Deepak K. Voleti, and Kamlesh Saxena; #90124 (2011)
Search and Discovery.com
2011
Abstract: A Hidden Reservoir within the Gacheta Formation, Zopilote Field, Llanos Orientales Basin, Colombia (South America), by Vasquez, Cesar; #90166 (2013)
Search and Discovery.com
2013
2013
Revealing New Potentials in Mahakam Mature Fields through Reducing Petrophysical Uncertainty with Innovative Fluid Interpretation Techniques
Search and Discovery.com
N/A
Use of Temperature Measurements for Cementation Control and Correlations in Drill Holes
Alexander Deussen, Hubert Guyod
AAPG Bulletin
...) determination of geothermal gradients, that is, the increase of temperature with depth, and (2) determination, in laboratories, of the thermal...
1937
The True Value of Data Integration to Discover Hidden Hydrocarbon Reservoir; A Successful Exploration Story from West Java Basin, Indonesia.
Search and Discovery.com
N/A
A Multilog-Evaluation Package Using Linear Programming Techniques to Evaluate Porosity and Lithology in Hydrocarbon Bearing Complex Lithologies
P. J. D. van Ditzhuijzen, D. Masson
Southeast Asia Petroleum Exploration Society (SEAPEX)
... ρf1 fluid density, g/cc Ri log response of log i ρ1 matrix density for limestone, g/cc Rt true resistivity, ohmm ρd matrix density for dolomite...
1984
High-resolution Electrical Borehole Images While Drilling
Jeremy Lofts, Stephen Morris
AAPG Special Volumes
... was conducted. The three-dimensional calculation took into consideration the size and location of the borehole as well as the true resistivity...
2010
Log Response as a Model for Production: Deep Wilcox Sandstones, Provident City Field, Lavaca County, Texas
James L. Collins
GCAGS Transactions
... in terms of porosity, resistivity and shaliness explained highly variable rates of gas, water and formation fines produced in the thirteen wells...
1989
Using Strike Resolved by Neural-Optic Processing to Determine Dip in Complex Structures Penetrated by Deviated Wells, by M. B. Enderlin and D. Lenzer; #90986 (1994).
Search and Discovery.com
1994
ML-based deconvolution method for high-resolution fast inversion of induction log data in deviated wells
Teruhiko Hagiwara
International Meeting for Applied Geoscience and Energy (IMAGE)
...) is the true formation resistivity at the depth zi. We found for an elemental induction log 2C40 with 40” transmitterreceiver offset, the 21 points...
2022
Machine learning and explainable AI for predicting missing well log data with uncertainty analysis: A case study in the Norwegian North Sea
Sushil Acharya, Karl Fabian
International Meeting for Applied Geoscience and Energy (IMAGE)
... missing log values from other commonly available logs, such as resistivity, density, gamma ray, neutron porosity, photoelectric factor, etc. Linear...
2024
ABSTRACT: A Model-Based Method to Supply Missing Log Information; #90013 (2003)
MICHAEL A. FRENKEL
Search and Discovery.com
... resistivity distribution under different environmental conditions. However, the full benefit of array technology can only be achieved if multi-dimensional...
2003
Geocentric Sectoring of LWD Azimuthal Log Data for Improved RDIP and RSTRIKE Analysis: Enhanced Reservoir Navigation and Petrophysical Characterization
James J. Willis, Lauren A. Martz
GCAGS Transactions
...-dip structural environments using azimuthal resistivity: Society of Petrophysicists and Well Log Analysts Paper SPWLA–2016–UUUU, Houston, Texas, 13 p...
2017
Laminated Reservoir Evaluation in a Case of High Apparent Dip
Gary Frisch, B. Dean Gulick, Michael Manning
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... are in error because porosity and resistivity logs generally do not obtain true values of these formation properties; however, porosity and water...
1994
Workflow for Pore Pressure and Horizontal Stress Field Estimation in Vertical Wells Using Well Data in the X Field in South Sumatra
Mohammad Zulfikar Simatupang, Bonar Tua Halomoan Marbun, Ramadhana Aristya, Niko Pratama Purba
Indonesian Petroleum Association
... times. The key logs for pore pressure interpretation are resistivity and sonic for the purpose of shale porosity determination, the density log...
2013
Geological Aspects of Horizontal Wells in Petani Field, Central Sumatra
F. X. Darmono
Indonesian Petroleum Association
... be recognized from oil shows as well as resistivity and gas readings. True Vertical Depth (TVDs) calculated from the directional surveys supported...
1994
Geochemical Study of a Reef Complex
Charles E. Weaver
AAPG Bulletin
... increases as the carbonate content increases. Little change of pattern results from the correction of apparent resistivity values to true resistivity...
1968
Andy’s Mesa Unit, San Miguel County, Colorado
Chris M. Amador, Stephen G. Schurger, Brent L. Miller
Rocky Mountain Association of Geologists
.... Issues impacting AMU net pay determination include low contrast and low resistivity pay. However, with careful evaluation of subtle log...
2009
Downhole Geological Technology: Evolution, Breakthroughs and Emerging Solutions to Assessing Discoveries and Finding New Oil In and Around Old Fields: Abstract
Roy D. Nurmi
Houston Geological Society
... oil zones. Today, however, nuclear magnetic resonance (NMR) is beginning to be used for permeability profiling, a dream come true, and is revealing...
1998
Application of Integrated Geophysical Techniques to Characterize the Edwards Aquifer, Texas
Charles B. Connor, Stewart K. Sandberg
Bulletin of South Texas Geological Society
...) resistivity data picks the major stratigraphic boundaries, including the top of the Austin Chalk and the top of the Edwards Aquifer itself, at a depth...
2001