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The AAPG/Datapages Combined Publications Database
Showing 432 Results. Searched 200,691 documents.
Exploration for Uranium
J. A. S. Adams
Panhandle (Texas) Geological Society
...-------------------------- The analyses showed that all of the replicate analyses fell within plus or minus 50% of the average value and that with one exception all of the analyses...
1955
ABSTRACT: Basin-Range Extensional Architecture: Mormon Mountains Region, Nevada, by J. A. Carpenter and D. Carpenter; #91021 (2010)
Search and Discovery.com
2010
More from Your Dip-Log Surveys
Curtis Franks, Bill White
Oklahoma City Geological Society
..., plus a method of evaluating the zones from which dips are computed. Dip results in the past have frequently been furnished from very short intervals...
1958
Some Graphical Methods for Appraising Oil Wells
Paul Ruedemann
AAPG Bulletin
... on a large sheet, a valuation can be read with a maximum error of two percent plus or minus. This is more accurate than it is possible to estimate...
1922
Abstract: Wormhole Forward Modeling and Seismic Responses; #90187 (2014)
Xiaoqin Cui, Laurence R. Lines, Edward S. Krebes, and Joan Embleton
Search and Discovery.com
... et al., 2006), therefore, the comprehensive method of the economical recovery and production monitoring are significantly important. One...
2014
Abstract: Gold mineralization associated with the Betts Cover Complex
T. Al
Atlantic Geology
... and shear zones within the Silurian Cape SL John Group. These Au-mineralized veins consist of quartz, ankerite, fuchsite, and specularite plus or minus...
1990
Fracture Strikes in Lenticular Reservoirs: Axis-Parallel, Axis-Normal, or Independent? Considerations for Drilling and Drainage: Abstract
John C. Lorenz, Scott P. Cooper, William A. Olsson
Tulsa Geological Society
... in sandy, lenticular bodies embedded in muddy strata having different mechanical properties do not deviate more than plus or minus 10o from the trend...
2003
Abstract: Mississippi Canyon 194, Gulf of Mexico: Development Case History/Geophysical Summary, by M. Kohli; #91004 (1991)
Search and Discovery.com
1991
ABSTRACT: Fracture Strikes in Lenticular Reservoirs: Axis-Parallel, Axis-Normal, or Independent? Considerations for Drilling and Drainage; #90020 (2003)
John C Lorenz, Scott P Cooper, William A Olsson
Search and Discovery.com
... having different mechanical properties do not deviate more than plus or minus 10o from the trend of the regional stress. Thus for practical purposes...
2003
Visualizing AVAZ Parameter Estimates and Uncertainty, #41571 (2015).
Jon Downton, Dave Gray, Torre Zuk
Search and Discovery.com
... corresponding to Фiso may be communicated by displaying two bidirectional vectors, in a lighter colour, at plus and minus one standard deviation...
2015
3-D Seismic Prediction of Reservoir Properties, West Moose Field, Ector County, Texas
George P. Watts, Timothy D. Lyons, Archie R. Taylor
Rocky Mountain Association of Geologists
... across the Queen Formation reservoir is plus or minus forty-five degrees with generally higher phases away from the reservoir. - -. ._ . .- - I...
1995
A Quick Method for Determining Porosity
W. L. Russell
AAPG Bulletin
... position, as shown in the illustration. A second reading is then taken of the heig t of the liquid in the graduated tubes. The second reading plus or minus...
1926
Predicting Pore-Pressure From On-shore Seismic Data in the Delaware Basin
Marianne Rauch-Davies, Bob Schmicker, Steve W. Smith, Sam Green, Jeremy J. Meyer
Unconventional Resources Technology Conference (URTEC)
... of the pore pressure were extracted using a plus/minus 10ms window. A clear north to south low pressure trend is evident and is in alignment with our...
2018
A Modification for Improved Electron Gun Current Control in Cold Cathode CL Microscopy: RESEARCH METHOD PAPER
Michael D. Fawcett
Journal of Sedimentary Research (SEPM)
... valve. After the chamber has been in use for some time, or the sample has finished degassing, the gun current can be maintained within plus or minus 10...
1992
A Simple Coring Tube for Soft Sediments
Marcus A. Hanna
Journal of Sedimentary Research (SEPM)
... would have an additional weight of 60 pounds, plus or minus, depending on the type of material, or a total weight of 90-95 pounds, plus or minus...
1954
The Prediction of Old Faithful’s Next Eruption
James H. Barbee
Earth Science Bulletin (WGA)
... of Old Faithful is made by the Ranger-Naturalist located inside the Old Faithful Visitor Center, and is reported with a plus and minus five minute...
1971
Azimuth Without Time: GEOLOGICAL NOTES
Lon S. McGirk, Jr.
AAPG Bulletin
... as follows. Regard North declinations and latitudes as plus, and minus for the South. Then one of the following cases is recognized: (1) the star...
1961
SEISMIC EXPLORATION IN BLAINE AND PHILLIPS COUNTIES, MONTANA, AND ADJACENT PARTS OF CANADA
S. W. FRUEHLING
Montana Geological Society
... spaced ¼ mile apart, although ½ mile spacing has been used. Considerable work has been done by the correlation method using one mile...
1953
A Model for Optimum Exploration in Indonesia
Widjajono Partowidagdo, Indra Wijaya
Indonesian Petroleum Association
..., prices and costs all influence the ROI. In Figure 1, the plus or minus sign at the head of each arrow expresses a relationship between two variables...
1990
Frequency Attenuation: A Fracture Indicator
Ilyas J. Najmuddin
Houston Geological Society Bulletin
... stacked, and the azimuth range allowed was 25 degrees plus or minus from the dip or strike direction). End_Page 26--------------- G- geometrical...
2001
Method of Distinguishing Marker Horizons in the Paleocene-Quaternary Sediments of the Northwestern Caspian Area in Connection with Exploration for Structures in the Mesozoic
N. V. Marasanova
Petroleum Geology: A Digest of Russian Literature
... of salinity. This leads to opposite deflections of the SP logs - both plus and minus. Only in regions near the Volga River, where the formation waters...
1966
Temperature Variations in South Texas Subsurface
Daniel P. Bodner , John M. Sharp, Jr.
AAPG Bulletin
... deviations for 300°F (149°C) isotherms of Figure 7. Contour numbers indicate deviation (plus or minus) in feet. Stippled pattern indicates Wilcox growth...
1988
Sedimentation of an Arkansas River Sand Bar in Oklahoma: A Cautionary Note on Dipmeter Interpretation
Richard Steinmetz
Oklahoma City Geological Society
... at the right is a plot of average grain size plus and minus one standard deviation. As theoretically expected, mean grain size decreases upward...
1973
Shoreline Changes Between Phillips Inlet and Pensacola Inlet, Northwest Florida Coast
Frank W. Stapor, Jr.
GCAGS Transactions
... experienced net deposition since 1856; using bathymetric charts surveyed in 1881 and 1919, an average deposition rate of 106,000 m1/year plus or minus...
1975
Thermal History of Rocks in Southern San Joaquin Valley, California: Evidence from Fission-Track Analysis (1)
NANCY D. NAESER , CHARLES W. NAESER , and THANE H. MCCULLOH
AAPG Bulletin
... in these samples [61.5 plus-or-minus 3.4 Ma (plus-or-minus 2 standard deviations)] is statistically indistinguishable from the 60.7 plus-or-minus 9.1 Ma...
1990