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The AAPG/Datapages Combined Publications Database
Showing 22,224 Results. Searched 201,049 documents.
Abstract: Digital Log Data to Mechanical Rock Properties for Stimulation Design; #90224 (2015)
E. R. (Ross) Crain and Dorian Holgate
Search and Discovery.com
... volume can also be calculated from the spontaneous potential (SP) log, resistivity log and neutron density separation. When x-ray diffraction (XRD...
2015
Coal Identification Using Neural Networks with Real-Time Coalbed Methane Drilling Data
Ruizhi Zhong, Raymond Johnson Jr, Zhongwei Chen, Nathaniel Chand
Australian Petroleum Production & Exploration Association (APPEA) Journal
... of a two-class problem is shown in Table 3. The true conditions include coal and non-coal. In this study, the density cutoff is used to determine...
2019
The Lafayette Bol Mex Basin: Recent Exploration and Drilling Activity
Frank W. Harrison, Jr.
GCAGS Transactions
.... gas productive sands were discovered at the Broussard Field that the true potential of the basin was recognized. At that time, the Davis No. 1 Bayou...
1995
Improving Fault Geometry Interpretation through 'Pseudo-Depth' Conversion of Seismic Data in the Penola Trough, Otway Basin
P. J. Lyon, P. J. Boult, A. Mitchell, R. R. Hillis
Petroleum Exploration Society of Australia (PESA)
... mechanisms is the most significant risk requires a full and systematic determination of the original fault sealing mechanisms i.e. whether...
2004
Geology and Oil Production of the Ervay ("Phosphoria") Reservoirs, Eastern Big Horn Basin, Wyoming
Edward B. Coalson, Richard F. Inden
Rocky Mountain Association of Geologists
... combined with a resistivity log allows acceptable, if less accurate, rock typing. In boreholes lacking a gamma ray log, lithofacies determination requires...
1990
Tight Oil Sandstone Reservoirs, Wyoming and Colorado: Core Workshop--Part I; #80592 (2017)
Richard Bottjer, Gus Gustason, Kevin Smith, Jack Beuthin
Search and Discovery.com
... NE-SW-21-T41N-R75W PINE TREE UNIT AREA, Campbell Co. GR RES FDC-CNL GR RES FDC-CNL Datum Resistivity 10-50 ohms Vertical Well Cum 83 MBO + 103...
2017
Reliability of Visual Estimates of Grain Abundance
John M. Dennison, James H. Shea
Journal of Sedimentary Research (SEPM)
... of 9 minerals plus basalt and siltstone were used. Variables studied include observer bias and precision, type of grain estimated, true percentage...
1966
Houston Geological Society: Study Group II — 1946: Valuation of Petroleum Properties
Dr. John D. Todd, H. C. Spoor Jr.
Houston Geological Society
.... Paton, A. R.—"The Intangible Item, Depreciation—Factors in Its Determination and Methods of Its Accrual", Patroleum World, July, pp. 44. Roeser, H. M...
1947
Abstract: Controls on tin mineralization in chlorite sulfide - hematite zinnwaldite lodes at True Hill, N.B.
D. Lentz
Atlantic Geology
...Abstract: Controls on tin mineralization in chlorite sulfide - hematite zinnwaldite lodes at True Hill, N.B. D. Lentz MARITIME SEDIMENTS AND ATLANTIC...
1985
Volumetric effects of decompression following natural hydraulic fracturing in shale during expulsion of hydrocarbons: The case of the Baltic Basin (northern Poland)
Marek Jarosiński, Kinga Bobek, and Paweł Poprawa
AAPG Bulletin
.... Structural interpretation of borehole scanner images allowed the determination of the maximum vertical extent of expulsion-related natural fractures...
2025
Geochemical and Hydrogeologic Methods of Prospecting for Stratigraphic Traps: Geologic Exploration Methods
Parke A. Dickey, John M. Hunt
AAPG Special Volumes
..., A. G., 1967, Emission spectrographic determination of barium, boron, iron, manganese, and strontium in oilfield waters, using a plasma arc: Appl...
1972
Improving Wellbore Placement Accuracy Using Stratigraphic Misfit Heatmaps
Timothy Gee, Stefan Maus, Alexander M. Mitkus, Kenneth McCarthy, David M. Velozzi, Rocky Mottahedeh
Unconventional Resources Technology Conference (URTEC)
... terminology: URTEC-198221-MS 3 True Vertical Depth (TVD) is the actual vertical depth as specified in a geodetic reference coordinate system...
2019
East Cameron Block 270, A Pleistocene Field
D. S. Holland , Clark E. Sutley , R. E. Berlitz , J. A. Gilreath
GCAGS Transactions
... FIGURE 11. DEPOSITIONAL PATTERNS A ZONE End_Page 99------------------------- FIGURE 12. TRUE VERTICAL DEPTH RESISTIVITY LOG WELL B-7 FIGURE 13. TRUE...
1974
Three-dimensional joint inversion of seismic and gravity data using Gramian constraints and Gauss-Newton approach
Hao Zhu, Hongzhu Cai, Xinyu Wang, Ziang He, Lichao Liu, Xiong Xiong, Xiangyun Hu
International Meeting for Applied Geoscience and Energy (IMAGE)
... using Gramian constraints and (b) presents the true velocity and residual density model at Y = 0 𝑘𝑚, with the velocity of the background values being...
2024
PTTC Network News - Vol. 8, No.1 - 2002
Karl Lang
PTTC
... learned about Schlumberger's through-casing resistivity logging tool for determining water saturation behind pipe. In their field, wells produce from...
2002
Theory of Nuclear Transmission Densitometry Applied to Sedimentology and Geotechnology
Peter V. Meyers, Wesley J. Van Sciver, Adrian F. Richards
Journal of Sedimentary Research (SEPM)
.... HAYES, 1970, Determination of density and water content of marine sediment in an unextruded core using fast neutron and gamma ray attenuation: Deep...
1974
An evaluation of porosity and potential use for carbon dioxide storage in the Upper Cretaceous Lawson Formation and Paleocene Cedar Keys Formation of south-central and southern Florida
Tina L. Roberts-Ashby, Mark T. Stewart, Brandon N. Ashby
Environmental Geosciences (DEG)
...; Applin and Applin, 1967; Miller, 1986). In geophysical logs, the Pine Key Formation exhibits a low-resistivity, low-permeability, and moderate...
2013
Geological and geochemical characterization of the Lower Cretaceous Pearsall Formation, Maverick Basin, south Texas: A future shale gas resource?
Paul C. Hackley
AAPG Bulletin
... Society for Testing and Materials), 2011, D7708-11 Standard test method for microscopical determination of the reflectance of vitrinite dispersed...
2012
Geothermal Prospecting in the Geysers-Clear Lake Area, Northern California
Fraser E. Goff, Julie M. Donnelly, J. M. Thompson, B. Carter Hearn Jr.
Pacific Section of AAPG
... resistivity data of Stanley and others (1973). The 10-Ω-m resistivity contour tends to enclose the area in which rocks of the Great Valley sequence...
1978
The Machine Learning's Classification Methods Comparison to Estimate Electrofacies Type, Lithology and Hydrocarbon Fluids from Geophysical Well Log Data
Dimas Andreas Panggabean, Jihan Hardiyanti Arief, Lucky Kriski Muhtar, MN Alamsyah
Indonesian Petroleum Association
... process for Test Data (Well B), the features used were the wireline log consisting of Gamma-Ray Log (GR), True Resistivity Log (RT), Litho-Density Log...
2021
Stratigraphy of the Austin, Eagle Ford, and Anacacho Formations and its Influence on Hydrocarbon Resources, Pearsall Field Area, South Texas
Thomas E. Ewing
GCAGS Transactions
... of low-resistivity, somewhat impure limestone. The middle Austin ‘C’ interval includes two resistive, high gamma ray (high U) beds (the ‘Two Finger...
2013
Using Legacy Data from Cores, Open Hole Logs, and Production Logs to Optimize the Placement of Horizontal Well Targets in the Cotton Valley Formation of North Louisiana and East Texas
Marvin E. Markley, Ian M. Byram
GCAGS Transactions
..., it is possible to optimize targets for horizontal well production and overcome a number of these problems. Archie, G. E., 1942, The electrical resistivity...
2018
Field Cases of the Combined Deterministic Petrophysical Inversion of Gamma-Ray, Density, and Resistivity Logs Acquired in Thinly Bedded Clastic Rock Formations; #110123 (2010)
Jorge A. Sanchez-Ramirez, Carlos Torres-Verdin, Gong L. Wang, Alberto, David Wolf, Zhipeng Liu, Gabriela Schell
Search and Discovery.com
...Field Cases of the Combined Deterministic Petrophysical Inversion of Gamma-Ray, Density, and Resistivity Logs Acquired in Thinly Bedded Clastic Rock...
2010
Saxet Oil and Gas Field, Nueces County, Texas
J. C. Poole
AAPG Bulletin
... of the porosity and resistivity curves of electrical logs used in this section shows in detail the intricate faulting on the upthrown side of the field...
1940
Well Placement, Cost Reduction, and Increased Production Using Reservoir Models Based on Outcrop, Core, Well-log, Seismic Data, and Modern Analogs: Onshore and Offshore Western Trinidad
Grant D. Wach, Christopher S. Lolley, Donald S. Mims, Clyde A. Sellers
AAPG Special Volumes
...) and true vertical depth subsea (TVDSS). The sonic and density curves show the greatest porosity at the base of the 4500 Sand in the blocky channel...
2004