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The AAPG/Datapages Combined Publications Database

Showing 14,355 Results. Searched 200,691 documents.

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Interpretation of Nonlinear Vitrinite Reflectance Profiles: ABSTRACT

B. J. Katz, R. N. Pheifer, D. J. Schunk

AAPG Bulletin

..., their magnitude in terms of eroded section is usually difficult to measure or interpret. Time-temperature modeling presents an approach to quantifying...

1984

Geochemical Relationship Between Petroleum and Coal: ABSTRACT

Bernard Michel Durand

AAPG Bulletin

... examination shows the exinite content should not be taken as a measure of oil potential, because a large part of this potential lies in macerals which...

1984

Ohio Paleozoic Source-Reservoir Combinations: Source Rock Quality and Source-Oil Correlation Studies: ABSTRACT

R. Burwood, G. A. Cole, R. J. Drozd, H. I. Halpern, R. A. Sedivy

AAPG Bulletin

... al measure sands. A variety of petroleum types, implying an equal variation in source rock characteristics, has been recognized. Reservoirs have been...

1984

Uses of Vitrinite Reflectance in Determining Thermal History in Sedimentary Basins: ABSTRACT

John R. Castano

AAPG Bulletin

... was to help establish the VR limits for oil and gas generation. Subsequently, VR has become accepted as the most useful measure of burial history...

1985

Role of Geologic Studies in Reservoir Modeling and Enhanced Oil Recovery: ABSTRACT

P. J. Ealey

AAPG Bulletin

..., carefully planned core analysis programs are required to measure th potential anisotropy caused by sedimentary structures and to determine accurately...

1985

Crystallographic Influences on Pressure Solution in a Quartzose Sandstone: ABSTRACT

Brian D. Hicks, David W. Houseknecht, Kenneth R. Applin

AAPG Bulletin

... 265 69 2. (February) The solubility of quartz differs with crystallographic direction. A universal stage was used to measure the orientations...

1985

Geostatistical Analysis of Devonian Shale Production in Southwestern West Virginia: ABSTRACT

Michael Ed Hohn, Donald W. Neal

AAPG Bulletin

... proximity to successful wells with acceptable to high open flows. Such a procedure can be made objectively through the use of geostatistics that measure...

1985

Accumulation of Mixed Carbonate and Siliciclastic Muds on Continental Shelf of Eastern Spain: ABSTRACT

Charles A. Nittrouer, Bruce E. Bergenback, David J. Demaster, Stephen A. Kuehl

AAPG Bulletin

... size and composition and to measure mixing and accumulation rates. Sandy mud consisting of about 40% carbonate and 60% siliciclastic sediment...

1985

Crust Type and Structure, Northern Gulf of Mexico: an Ocean Bottom Seismograph-Air Gun Seismic Transect: ABSTRACT

D. S. Sawyer, Y. Nakamura, W. O'Brien, J. Ebeniro

AAPG Bulletin

... and the U.S. Geological Survey conducted a seismic experiment that attempted to measure crustal and upper mantle depths and velocities along a transect...

1985

Strength and Durability Properties of Core Lithologies from Coal-Bearing Tyonek Formation, Cook Inlet Region, Alaska: ABSTRACT

Jack K. Odum

AAPG Bulletin

... for coal, the lithologies range in hardness from soft soil to soft rock. Laboratory slake durability index tests, which measure the deterioration...

1985

Thermal Maturity of Bowie Coals in Southern Portion of Piceance Basin, Colorado: ABSTRACT

R. D. Merry, V. E. Larsen

AAPG Bulletin

.... Vitrinite reflectance (Ro), which increases with coal rank and provides a quantitative index of thermal maturity, was used to measure the thermal maturity...

1985

Applications of Surface Geochemical Prospecting for Shale Gas Exploration in Western Appalachian Basin: ABSTRACT

Darioush T. Ghahremani, Philip O. Banks

AAPG Bulletin

... sensitive FID and TCD gas chromatographs were used to separate and measure soil-gas light hydrocarbons (C1-C4) and associated gases. Results were consistent...

1985

Empirical Relation Between Carbonate Porosity and Thermal Maturity: An Approach to Regional Porosity Prediction: REPLY TO RAY DISCUSSION

James W. Schmoker

AAPG Bulletin

... burial processes affect carbonate rocks, and chose for that purpose a measure of thermal maturity--Lopatin's time-temperature index (Waples, 1980...

1985

Sequential Restoration and Unstraining of Structural Cross Sections: Applications to Extensional Terranes

S. Gregg Erickson, Stuart Hardy, and John Suppe

AAPG Bulletin

... triangle vertices to a common centroid. The change in shape of the triangular elements in regaining continuity is a measure of strain at that location...

2000

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