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The AAPG/Datapages Combined Publications Database
Showing 1,906 Results. Searched 200,630 documents.
Chateau Lake Louise Moraines -- Evidence for a New Holocene Glacial Event in Southwest Alberta: DISCUSSION
B. H. Luckman, G. D. Osborn, R. H. King
CSPG Bulletin
... (and rounded) medial moraine; i.e., a till shadow or crag-and-tail form at the tributary valley junction. He never, as Harris and Howell (1977a, p. 441) imply...
1978
Characterizing in-well DAS signal before fiber breakage
Martis James-Ravenell, Ge Jin
International Meeting for Applied Geoscience and Energy (IMAGE)
... of a distinct tail in the distribution, with high-count numbers in all bins of the histogram. Such histogram shape occurs when the dynamic range...
2024
Diagenesis, Deformation and Fluid Flow in the Miocene Monterey Formation; Frontmatter and Roadlog
Peter Eichhubl, Richard J. Behl
Pacific Section SEPM
... increments (Plate 4e). Tail cracks and breccia-filled rhombochasms indicate reactivation of some veins in shear, leading to host rock brecciation. Calcite...
1998
The Computerized Particle Size Analyzer: An Exploration Technique, St. Mary Field, Lafayette County, Arkansas
Thomas L. Ham , Raymond P. Bruce
GCAGS Transactions
..., is a measure of symmetry. Samples showed a silt and clay sized "tail" indicating a positive skewness. The samples were strongly fine-skewed as derived...
1984
Esperson Dome, Liberty County, Texas
W. L. Goldston Jr. , George D. Stevens
AAPG Special Volumes
.... With the exception of two or three sand members, this formation is all shale and sandy shales. To the driller these are "ring-tail" shales. The greatest...
1936
The Hydrogen Economy: Can it be Based on Mineral (Natural) Hydrogen?
Michael C Clarke
Petroleum Exploration Society of Australia (PESA)
... Hydrogen, from Tail-gas Processing. CH2 Compressed Hydrogen, LH2 Liquid Hydrogen, LHe Liquid Helium, CHe Compressed Helium, LH Liquid Nitrogen...
2022
Segmenting hyperspectral images of methane plumes with a large machine learning model
Yuan Zi, Lei Fan, Xuqing Wu, Jiefu Chen, Zhu Han
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Thompson, G. Hulley, E. A. Kort, N. Vance, and C. Sweeney, 2016, Airborne methane remote measurements reveal heavy-tail flux distribution in Four...
2024
Stockholm Northwest Extension: Effective Integration of Geochemical, Geological, and Seismic Data
Bruce J. Moriarty
Rocky Mountain Association of Geologists
... flattened on the top of the Morrow shale. WEST EAST B B Q 80 FT SAM GARY, JR. PHEASANT TAIL # 30-1K E/2 NWSW 5.c 30-155-42W 8 116 FT TRANSWESTERN...
1990
Ice Cores and Global Warming
D. B. Swift, R. Erdlac, Jr.
West Texas Geological Society
.... The tail of the single P-38 that was recovered was found sheared off, lying 25 ft (7.7 m) from the rest of the fuselage. Photographs of the plane taken...
1999
The Late Early Miocene Sabine River
Earl Manning
GCAGS Transactions
... teeth (LSUMG V-2285: Figs. 1-9 and 1-10, and V-2286), six lateral teeth (LSUMG V-2287), and two tail spine fragments (LSUMG V-2288). The medial teeth...
1990
Impact of Completion Type for Hydraulic Fracturing Operation in Tight Sand Reservoir, Offshore North West Java
Adrianus Pradipta, Alvin Derry Wirawan, Mery Luciawaty
Indonesian Petroleum Association
... as lead proppant during early stages and 12/18 mesh BauxLite were used as tail proppant during late stages. The advantage of using a smaller proppant...
2018
A New Method for Obtaining Significant Average Directional Measurements in Cross-Stratification Studies
O. B. Raup, A. T. Miesch
Journal of Sedimentary Research (SEPM)
... approximation. When 8, or 16%, of the 50 measurements are subtracted from each tail of the histogram (measurements are subtracted from classes farthest from...
1957
Drilling-Time Data in Rotary Practice: Part I. Interpretation of Data
T. C. Hiestand
AAPG Bulletin
...-tail bit and to run the core barrel. Variations in drilling time per foot were used some ten years ago by numerous geologists in the Seminole...
1939
Hoffman Field, Duval County, Texas
Harvey Whitaker
AAPG Bulletin
... area is easy. Fish-tail bits are used from top to bottom. A 12-inch hole is carried to 20 feet where 10 3/4-inch surface pipe is set. A 9 7/8-inch hole...
1940
Three-Dimensional Seismic Modeling and Seismic Facies Imaging
Hongliu Zeng , Noel Tyler , Milo M. Backus
GCAGS Transactions
... events (right tail of the distribution, Fig. 4), it can be concluded that for the 30 Hz data in this limited study area, Vail et al.'s (1977) assumption...
1995
Color Variations within Glacial Till, East-central North Dakota--A Preliminary Investigation
T. E. Kelly, Claud H. Baker, Jr.
Journal of Sedimentary Research (SEPM)
... and Ward (1957, p. 14). With the exception of the till from location 1, the samples are negative, that is, a "tail" of coarse grains. Kurtosis(Kg...
1966
Two Stochastic Models Useful in Petroleum Exploration: Economics of Petroleum Exploration and Production in the Arctic
Gordon M. Kaufman , Paul G. Bradley
AAPG Special Volumes
... in the right tail. In addition, a compound Poisson process, or a (randomized) modification of it, does not really explain the "clustering close...
1973
Shell Content in Quartzose Beach and Dune Sands, Dee Why, New South Wales
G. S. Gibbons
Journal of Sedimentary Research (SEPM)
... percent fine quartz sand, and 2) the "tail," near grainsize 3 , for the FIG. 4. Size frequency distribution of average sand samples, grouped...
1967
Depositional Processes and Characteristics of Siltstones, Mudstones and Shales
Scott, Erik, Bouma, Arnold H., Bryant, William R.
GCAGS Transactions
... (Almon et al., this volume). The fine-grained materials in the tail of a turbidity current will not only cover the sands from a density current...
2002
Lithofacies Classification Based on Spectral Yields and Borehole Microresistivity Images
Anish Kumar, George R. Kear
GCAGS Transactions
...° on the left to 90° on the right on a tangential scale. The tail of the tadpole points in the direction of true dip azimuth and is on a 0° to 360° orientation...
2003
A Grain Size Analysis of Longshore-Bars and Troughs, Lake Superior, Ontario
John S. Mothersill
Journal of Sedimentary Research (SEPM)
..., Batchawana Park. End_Page 1320----------------------- the longshore-trough samples are predominantly negatively skewed, the tail of coarse material...
1969
Skewness and Kurtosis as Criteria of Normality in Observed Frequency Distributions: NOTES
Thomas A. Jones
Journal of Sedimentary Research (SEPM)
... value of the statistic is greater than the corresponding tabled value. The distribution of kurtosis is asymmetric, with a long tail toward larger values...
1969
OPEC+ increased crude oil production by 212,000 barrels per day in February
PESA Staff
Petroleum Exploration Society of Australia (PESA)
... and imports is anticipated to be low. The El Nino phenomenon is expected to tail off in April, according to China’s National Climate Centre. This forecast...
2024
Enhancing Production Forecasting Accuracy: A Machine Learning Approach in the Permian Basin
Kiran Sathaye, Scott Iceton, Ted Cross
Unconventional Resources Technology Conference (URTEC)
... standard methods for pre-drill forecasting (type curves) and long-tail forecasting of mature wells (Arps and terminal decline). Consider the Arps...
2024
Extended Abstract: Correlation of Northern Belize’s Cretaceous-Paleogene (‘KT’) Boundary Sections
David T. King, Jr., Lucille W. Petruny
GCAGS Transactions
... of the impactoclastic carbonate breccia debris flow beds. In this interpretation, the lapilli-bearing bed at Armenia is the “fine tail” of the debris...
2015