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The AAPG/Datapages Combined Publications Database
Showing 43,318 Results. Searched 195,364 documents.
Easy Solutions to Stereonet Rotation Problems: GEOLOGIC NOTES
C. A. Bengtson
AAPG Bulletin
... the half-tangent method because a plane tangent to a unit stereographic reference sphere can be represented on a polar stereonet by the end point...
1983
Fault Controlled Dolomitization of the Wabamun Group, Tangent Field, Peace River Arch, Alberta
F. Stoakes
CSPG Special Publications
...Fault Controlled Dolomitization of the Wabamun Group, Tangent Field, Peace River Arch, Alberta F. Stoakes 1987 73 85 Carbonates of the Upper...
1987
Problem of Secondary Tilt--Harker's Solution Corrected
Edmund M. Spieker
AAPG Bulletin
... to the tangent of the dip of the lower beds, in the direction of dip, thus making it a tangent vector. The simplest way of doing this is by means...
1938
Structural Analysis of the Boktukola Syncline, Central Ouachita Mountains, Oklahoma
Aaron Ball
Oklahoma City Geological Society
... Faults may have developed. Equal-area stereonets and Bengtson tangent diagrams were used to analyze bedding attitudes measured in the field...
2014
Abstract: Changes in Paleomagnetic, Rock Magnetic and Geochemical Properties in the Exshaw Formation: Evidence for Permeability Variations?; #90225 (2015)
M.T. Cioppa, I.S. Al-Aasm, M.R. Vernon, D.T.A. Symons, and J. Packard
Search and Discovery.com
... and geochemical properties of the lower black shale unit of the Mississippian-Devonian Exshaw Formation in the Tangent Field area of the Western Canada...
2015
Vector Constraints on Quaternary Deformation of the Western United States East and West of the San Andreas Fault
J. Bernard Minster, Thomas H. Jordan
Pacific Section SEPM
...>) are the corresponding angular velocity vectors of these two plates. The unit tangent vector to the path is t = dt/ds, and the total (conjugate) derivative...
1984
Multiple Phase Fracture and Fault-Controlled Burial Dolomitization, Upper Devonian Wabamun Group, Alberta
Eric W. Mount Joy, Marjammanda K. Halim-Dihardja
Journal of Sedimentary Research (SEPM)
...-Dihardja 1991 Vol. 61 No. 4. (July), Recent data from the subsurface Tangent, Eaglesham and Normandville fields, located east of the Peace River Arch...
1991
Horizontal Drilling in the Yowlumne Field
Marc Kamerling, Anthony Marino
Pacific Section of AAPG
.... Ultimate production is expected to reach 107 million barrels of oil. A waterflood was initiated in 1979 in the southern part of the field (Unit...
1992
Axial Ratios of Plane Sections through Tri-axial Ellipsoids: NOTES
N. H. Gray
Journal of Sedimentary Research (SEPM)
...., London. 381 p. DEHOFF, R. T., AND RHINES, F. N., 1961. Determination of the number of particles per unit volume from measurements made on random plane...
1971
MaxG and MaxBHT Basin Temperature Modelling Using Bottom Hole Temperature Datasets
Ian Deighton, Erika Tibocha, Pete Dotsey
Unconventional Resources Technology Conference (URTEC)
... envelope of the BHT cloud for each major lithostratigraphic unit. If there is significant erosion in the basin, then the IGG used is adjusted...
2014
Automatic Dip-Component Computer for Use with Brunton Compass: GEOLOGICAL NOTE
Richard L. Threet
AAPG Bulletin
... and the desired direction of section. Further, the perpendicular span of a line of unit length across a series of parallel lines is equal to the sine...
1957
Chart Migrations
Frank A. Roberts
Oklahoma City Geological Society
... in three dimensions is approached by reading the average apparent dip per unit length from the unmigrated contour map and scaling these measurements...
1958
Wabamun Limestone Sequences in North-Central Alberta
H. L. Halbertsma, N. C. Meijer-Drees
CSPG Special Publications
... Canadian Petroleum Ltd. with a discovery in the Tangent area. The oil is produced from sucrosic dolostones in a faulted carbonate buildup. Over the past...
1987
The Need for Seismic Dip Migration
W. B. Robinson.
Oklahoma City Geological Society
... "depth" and use the tangent to calculate the angle of dip. This is an easy thing to do on a profile. It is perfectly alright because what you measure...
1958
The Comparison of Using a Whipstock and a Dyna Drill in Directional Drilling
Bambang Widjanarko DS, R. W. Prajogo
Indonesian Petroleum Association
... wells. Within the last 10 years directional wells had been drilled using whipstock in Rantau field of Pertamina Unit I and the last 5 years using Dyna...
1976
Fully 3-D Simulation of Diagnostic Fracture Injection Tests with Application in Depleted Reservoirs
Shuang Zheng, Ripudaman Manchanda, HanYi Wang, Mukul M. Sharma
Unconventional Resources Technology Conference (URTEC)
...-function model and uses the tangent line method to estimate closure stress (Nolte, 1979; Barree and Mukherjee, 1996). A G-function is calculated...
2019
Improvement in the Characterization of Vaca Muerta with DFIT Type Curves Analysis
Cristian F. González, Ignacio Arhancet
Unconventional Resources Technology Conference (URTEC)
... curves separate from each other and deviates from unit slope. This provides an alternative to tangent method (holistic technique), and it is especially...
2022
Size Frequency Distributions of Sediments
W. C. Krumbein
Journal of Sedimentary Research (SEPM)
.... FOOTNOTE 6. Rietz, op. cit., pp. 22-23. FOOTNOTE 7. A single ordinate of the frequency curve measures the rate of change of frequency per unit along...
1934
Structural and Stratigraphic Uses of Dip Profiles in Petroleum Exploration
C. A. Bengtson
AAPG Special Volumes
... than the well's dipmeter survey. Figure 10D is a polar tangent or "true vector" plot of the dipmeter data (Bengtson, 1980) that shows an east-west...
1982
Continuation of the Kamsko-Kinel Depression to the Southeast of Kuybyshev on the Volga
L. N. Yelanskiy, V. A. Polyakov
Petroleum Geology: A Digest of Russian Literature
...-Chusovskiy Gorodkov (more than 100 m encountered), the depression in passing into the downwarp tangent to the Krasnokamsko-Polaznen swell extends along...
1962
Role of the Paleotectonic Factor in the Formation of Oil and Gas Pools in the Lower Kura Depression
K. A. Ismaylov, Sh. S. Kocharli
Petroleum Geology: A Digest of Russian Literature
.... 9 (1965) No. 8. (August) 1. Abramovich, M. V., 1921, Section of the productive unit of the Surakhan region: NKh, no. 4-5. 2. Agabekov, M. G., 1957...
1965
RSS PowerDrive Orbit: Records in Challenging Mahakam Swamp Directional Well
Alvin Ivan Handoko, Rangga Saputra, M. Dahnil Maulana, Timora Wijayanto, Esa Taufik
Indonesian Petroleum Association
... unit design is providing higher pad force to the formation, generates higher build rate & better trajectory control, hence the performance can...
2019
Geology of Natural Gas in Mesozoic Strata of Western Canada Plains
Edmonton Geological Society
AAPG Special Volumes
..., Tangent, and Worsely fields. During latest Triassic time, erosion in the area of the western plains removed much of the Triassic and later Paleozoic...
1968
Some Dip Problems
D. Jerome Fisher
AAPG Bulletin
... the values thus obtained in feet (or the unit in which the contour interval is measured) at the mapping scale. The slope scale is simply a graphic...
1937
Comparison of Percentage and Ratio Data in Facies Mapping
W. C. Krumbein
Journal of Sedimentary Research (SEPM)
.... For a given area and stratigraphic unit composed of sand and shale, for example, the control points and measured thicknesses are the same for either...
1957