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The AAPG/Datapages Combined Publications Database

Showing 16,978 Results. Searched 191,775 documents.

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Abstract: Porosity Reduction Through Ductile Grain Deformation: An Experimental Assessment

D. Joe Benson

GCAGS Transactions

... of deposition, sands in high-energy environments commonly have porosities of 40 to 55 percent. This depositional porosity is reduced following burial...


Abstract: Contemporaneous Normal Faulting and Folding in West White Lake Field, Vermilion Parish, Louisiana

R. O. Steinhoff

GCAGS Transactions

... productive and five nonproductive sands. Isopachous maps were also made for several intervals of shale. Only productive sands thicken (15 to 39 percent) onto...


Abstract: Statistical Characteristics of Gassy Sedimentary Rocks in the Northwestern Gulf of Mexico

William R. Bryant, Aubrey L. Anderson, Thomas H. Orsi

GCAGS Transactions

... and upper slope. Of all the bore-holes we examined, 1,158 (68 percent) contained indications of gassy sediments. The "average" Mississippi-River...


Geological Exploration for Oil and Gas in the Republic of Bashkortostan and Prospects for New Discoveries

E. M. Yulbarisov, K. V. Antonov, G. Z. Valeyev, T. P. Gorshneva

Petroleum Geology: A Digest of Russian Literature

... accounts for about 84 percent, free gas and gas of gas caps - 12 percent, dissolved gas - 3 percent, and condensate - less than 1 percent. Of the initial...


Geology of Karachaganak Field and Tasks for Bringing it Onstream

V. A. Grigor’yeva, N. T. Zul’pukarova, M. M. Ivanova, A. F. Kolesnikov

Petroleum Geology: A Digest of Russian Literature

... of the Visean are there beds of argillaceous limestone with some interbedded argillite. Biohermal (43 percent) and biomorphic-detrital (38 percent) types...


ABSTRACT: Petrographic Variation in the Rosebud-Mckay Coal, Powder River Basin, Montana

Lingbu Kong, Frank R. Karner, Steven A. Benson, Edward N. Steadman

The Society for Organic Petrology (TSOP)

... pOint counts (Figures 1 and 2) indicated that huminite group macerals were the dominant macerals, ranging from 74.2 to 95.8 volume percent tor the Big...


Abstract: Application of Research Techniques for Exploration of Unconventional Resources Plays to Increase Diversity in Geosciences Program

Innocent J. Aluka

GCAGS Transactions

... to match their share of the overall U.S. population in geosciences. Also, recent studies show that 9 percent of all doctoral degrees, 16 percent of all...


Status of Production of Oil Fields and Prediction of Oil Output up to Year 2015

V. Z. Garipov

Petroleum Geology: A Digest of Russian Literature

... Khozyaystvo, no. 7 p. 11-16, 2000) The main oil reserves of Russia are concentrated in West Siberia (71.7 percent), followed by the Ural region (8.5...


Abstract: Reservoir Analysis of the Cypress Sandstone (Chesterian) for Enhanced Oil Recovery and Carbon Sequestration, Henderson County, Kentucky

Kathryn G. Takacs and T.M. Parris

Search and

... porosity of 17 percent, the calculated reservoir pore volume is approximately 26,951 acre-feet. Microscopic and Xray diffraction analysis shows...


Direct Indications of Vertical Migration of Oil in the East of the North Caspian Depression

A. M. Medvedeva, Z. Ye. Bulekbayev, I. B. Dal’yan

Petroleum Geology: A Digest of Russian Literature

..., although 5–10 percent are Carboniferous. The oil from Kursay carries abundant Artinskian forms and 8 percent Carboniferous forms. The Kenkiyak oil contains...


Abstract: Coal in the Western Pacific Basin, an Overview (Paper 49)

E. R. Landis

Geological Society of Malaysia (GSM)

... comprises about 50 percent of the conventional energy resources of the world and about 70 percent of fossil energy resources. Asia contains about 50...


Characteristics of Low-Porosity Reservoirs of Shatlyk Horizon of Dauletabad-Donmez Field

M. Ya. Zykin, L. G. Kuz’muk, A. V. Chichmareva

Petroleum Geology: A Digest of Russian Literature

.... They have porosity from 8 to 12 percent and permeability of 1-10 md. These are the low-porosity reservoirs of this study. In developing the field...


New Type of Reservoir of stratum Yu-l3–4 of Krapivin Field - Favorable Target for Exploration of Highly Productive Traps in Upper Jurassic Sediments of Kaymysov Arch (West Siberia)

V. S. Slavkin, N. S. Shil, T. Ye. Yermolova

Petroleum Geology: A Digest of Russian Literature

... with moderate porosity at 17 percent is 20 times greater than that of well 202 at 7 m3 per day where porosity is 16 percent. A similar situation is found...


Results of a Census of Utah Geologists

J. M. Hummel, Richard Chojnacki

Utah Geological Association

... questionnaires numbered three hundred eighteen, as of March 1, 1969, which is a formidable seventy-one percent of the total sent out. Of those returned...


Types of Reservoirs of Oil and Gas of the Northeast Shelf of Sakhalin

N. A. Derevskova, N. V. Kulikov

Petroleum Geology: A Digest of Russian Literature

...-gas-condensate fields. Porosity of these rocks is from 6 to 31 percent. High values of porosity are found in practically all lithologic varieties...


Oil-Gas Potential of the Sub-Salt Paleozoics of the Southeast Part of the North Caspain Depression

L. Sh. Dongaryan

Petroleum Geology: A Digest of Russian Literature

... rocks at depths from 1.5 to 5.5 km. See table 1. Only 0.6 percent of the gas reserves are in the 1-2.5 and 3-3.5 km interval. These are along the north...


Faunal Isolation Near Primary Strandlines: ABSTRACT

Donald J. Colquhoun

AAPG Bulletin

.... A few feet above the unconformity, (2) and (3) comprise less than 5 percent of the assemblage, but a few forms are in place. Littoral and sublittoral...


Using Well Logs for Coal Location and Evaluations: ABSTRACT

R. P. Alger

AAPG Bulletin

... distinctive, logging data are of considerable use in evaluating the coal bed itself. For example, methods have been developed to derive percent ash, percent...


Effect of Post-Sedimentary Processes on Formation of Reservoir Properties of Clastic Rocks of the Lower and Middle Jurassic and Hauterivian of the Murgab Gas-Oil Region

S. A. Amanov

Petroleum Geology: A Digest of Russian Literature

... degree silty. The siltstones are coarse- to medium-grained, sandy. These clastics consist of 52-85 percent quartz; average is 75 percent. Feldspar...


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