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The AAPG/Datapages Combined Publications Database
Showing 1,747 Results. Searched 200,635 documents.
A New Concept in Seismic Exploration
Jane Whaley
GEO ExPro Magazine
... and environmental advantages," Christian continues. "For instance, it allows the boat to travel at higher transit speeds in calm water due to the low angle...
2008
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)
.... Nomenclature Δt sonic transit time, usec/ft Δ∅Nex excavation effect Δtf1 specific sonic transit time for fluid, usec/ft ∅n neutron...
1984
CALCULATION OF COORDINATES FROM A CHAINED TRAVERSE
W. H. Stalhuth Sr., W. H. Stalhuth Jr.
Asociación Venezolana de Geología, Minería y Petróleo (AVGMP)
..., and measuring the deflection angles by means of a transit (theodolite). Approximately every five kilometers a solar observation was taken so as to give...
1966
Clays and Associated Substances
James H. Gardner
Tulsa Geological Society
... are added in transit and consist largely of water, oxygen and carbon dioxide to give the following results: shale (clay) 87.8 grams, sandstone 12.9 grams...
1938
The Oil City Exchange, Setting the Price of Crude
Neil McElwee
Petroleum History Institute
... and United Pipe Lines were intimately related; their business practices evolved together. When the Oil City Oil Exchange The National Transit Co...
2011
Start to Finish: Optimizing Completions from the Bit to the Perforation Cluster
Stephen Drylie, Carl Merkt, Buddy Woodroof, Tanner Wood
Unconventional Resources Technology Conference (URTEC)
..., compressional sonic transit time, porosity, and unconfined compressive strength. The last variable that needs to be defined before reservoir stress...
2023
Stratigraphic Traps in Paleocene Sands in the Balder Area, North Sea
J. F. Sarg, L. J. Skjold
AAPG Special Volumes
... in the reservoir sandstones (Fig. 5). A decrease in transit time (i.e., higher velocity) together with a decrease in gamma value and an increase in amount of dip...
1982
GAS DETECTION IN THE EXTREMELY SHALY BOWDOIN FORMATION OF NORTHERN MONTANA
K. C. Henry
Montana Geological Society
.... Figure 7: Porosity vs. interval transit time...
1979
Oil 150 ... Commemorating the 150th Anniversary of the Drake Well and the Birth of the Petroleum Industry
Lois McElwee
Petroleum History Institute
... Coordinator The Oil Region Alliance of Business, Industry & Tourism National Transit Building,; 4th Floor 209 Seneca Street Oil City, Pennsylvania, 16301...
2006
Exploration Thinking Behind an Offshore Play
Sheridan A. Thompson
Tulsa Geological Society
... accomplished by transit survey from shore stations. Lines were extended seaward by wire line chaining, compass, and back sighting on temporary buoys...
1958
Some Methods Employed in Obtaining Submarine Geological Data: GEOLOGICAL NOTES
Leo S. Fox
AAPG Bulletin
... projected from shore. Base lines were measured on shore, and, by means of transit intersections, recorded observations under water were accurately tied...
1930
Seismic Foldout: FWI Imaging Under Complex Geological Anomalies
Adriana Citlali Ramirez, Simon Baldock, Stuart Fairhead, TGS
GEO ExPro Magazine
... applied) from 2010 verlaid with the tomography-based velocity model from 2010 (the mass transit complexes in the shallow section generate signal...
2023
A Mineral Variation Series of Beach Sands from Cedar Point, Ohio
F. J. Pettijohn, J. D. Ridge
Journal of Sedimentary Research (SEPM)
.... The behavior of diopside is less clear, but there is a slight increase in the direction of transit, while hypersthene shows a slight but definite...
1933
Results and Problems of Heavy Mineral Analysis in Germany: A Review Of Sedimentary-Petrological Papers, 1936-1948: SUPPLEMENT
F. K. Heinz Sindowski
Journal of Sedimentary Research (SEPM)
... for incorporation in the original paper (this Journal, vol. 19, no. 1, pp. 3-25, 1949), but was lost in transit. In submitting it in the form of a supplement...
1949
Transport and Rounding of Large Boulders in Mountain Streams: NOTES
Maxwell Gage
Journal of Sedimentary Research (SEPM)
... smaller scale, pulses or "waves" of aggradation are often recognizable in transit down mountain torrents. The origin of such pulses can sometimes...
1953
Petrophysics of the Ramsey Sandstone, Ford Geraldine Unit, Reeves and Culberson Counties, Texas
G. B. Asquith, S. P. Dutton, A. G. Cole, Muhammad Razi, Jose I. Guzman
West Texas Geological Society
... for volume of shale/clay using the gamma ray log. After neutron normalization and shale/clay correction, the interval transit times (ITT) and Φneu...
1997
Sandstone Geometries, Petrophysical Characteristics, and Pressure Regimes, Mesaverde Group, Green River Basin, Wyoming
Ronald C. Surdam
Wyoming Geological Association
... section through the almond sandstone showing transgressive surfaces, denoted T. From Martinsen and Christensen, this Guidebook. Sonic transit time...
1992
Causes of Resistivity Reversal in the Vaca Muerta Formation, Argentina
Alberto César Ortiz, Carolina Bernhardt, Federico González Tomassini, Stephen Cumella, Pablo Saldungaray, Laurent Mosse
Unconventional Resources Technology Conference (URTEC)
... is clearly indicated in well logs by a significant shift in gamma ray (GR) and sonic compressional transit time (DT) readings, caused by the contact...
2018
Wireline Source-Rock Evaluation in the Paris Basin: Chapter 5
Susan L. Herron, Louis Le Tendre
AAPG Special Volumes
..., radioactivity, and sonic transit time logs to evaluate the organic content of low permeability rocks: Log Analyst, May-June, p. 36-45. Dellenbach, J., J...
1990
Shaly Sand Analysis as an Indicator of Hydrocarbon Production Potential in the Olmos Formation, Las Tiendas Trend, South Texas
K. T. Barrow , G. B. Asquith , G. L. Causey
GCAGS Transactions
... transit times are combined with apparent neutron-density porosities Figure 5. North-south stratigraphic cross section A-A of the Olmos A2 (top) and Olmos...
1992
AAPG Memoir 76, Chapter 9: Pore-Pressure Estimation in an Active Thrust Region and Its Impact on Exploration and Drilling
Allison Hennig, Najwa Yassir, M. Anthony Addis, and Andrew Warrington
AAPG Special Volumes
..., Compaction curves: AAPG Bulletin, v. 69, no. 4, p. 622–626. Blakeman, E. R., 1982, A case study of the effect of shale alteration on sonic transit...
2001
History of Oil-Gas Formation and Accumulation in the East of the Siberian Craton
B. A. Sokolov
Petroleum Geology: A Digest of Russian Literature
... sediments was located in the region of the modern West Verkhoyansk mega-anticlinorium. See Fig. 19. To the west was the zone of transit or migration...
1988
Borehole Imaging Devices: Part 4. Wireline Methods
Stefan M. Luthi
AAPG Special Volumes
... reservoirs (Figure 3) and to a lesser degree for layered reservoir analysis (Figure 4). The transit time images provide an acoustic, full-circumference...
1992
Cross-Bedding Directions in Upper Triassic Sandstones of Northeastern New Mexico
Charles J. Cazeau
AAPG Bulletin
... pocket transit. Most outcrops visited were located in Guadalupe County, with additional outcrops in Mora, San Miguel, De Baca, and Quay counties. Figure 1...
1960
Oil and Gas Developments in New York State in 1971
W. Lynn Kreidler , Arthur M. Van Tyne
AAPG Bulletin
... Refining Corp., which takes approximately 80% of the crude oil from the Busti pool, paid $4.35/bbl until May 1. National Transit Company, which takes...
1972