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The AAPG/Datapages Combined Publications Database

Showing 12,908 Results. Searched 196,374 documents.

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Application of Inversion Processing to Exploration for Point-Bar Sandstones: ABSTRACT

Donald E. Foulkes, John A. Ward

AAPG Bulletin

..., at 4,800 ft (1,463 m) hydrocarbons are trapped by the arcuate shape of channel-filling shale that forms a seal for approximately 40 ft (12 m) of sandstone...

1980

Brae Field Area, North Sea: ABSTRACT

J. C. Harms, T. Tackenberg, E. Pickles

AAPG Bulletin

... seal along the west flank of the field. The cap rock and likely oil source are provided by the Upper Jurassic Kimmeridge Clay, which drapes a low...

1980

Petroleum Occurrences in Nonmarine Rocks: ABSTRACT

M. Dane Picard

AAPG Bulletin

... Sandstone (Jurassic). Overlying lacustrine limestone and anhydrite of the Jurassic Todilto Formation provide a seal. Oil was formed within the Todilto...

1980

Development of Biogenic Gas from Shallow, Low-Permeability Reservoirs--Examples from Southeastern Alberta and Bowdoin Dome Area, North-Central Montana: ABSTRACT

Dudley D. Rice, Donald L. Gautier

AAPG Bulletin

... silty shale that serves as a seal and was the source for the biogenic gas. The laminae are discontinuous because of depositional processes...

1980

Calculation of Seal Capacity from Porosity and Permeability Data: ABSTRACT

Robert R. Berg

AAPG Bulletin

...Calculation of Seal Capacity from Porosity and Permeability Data: ABSTRACT Robert R. Berg 1981 900 900 65 5. (May) Porosity and permeability...

1981

Marmul Field, South Oman: Appraisal and Development of Structural and Stratigraphic Trap Oil Field with Reservoirs in Glacial/Periglacial Clastics: ABSTRACT

B. De La Grandville

AAPG Bulletin

..., and a simple geologic model was conceived. Seismic impedance contrast at the seal's unconformity surface was then used as a predictive tool...

1981

Abnormally High-Pressured, Low-Permeability, Upper Cretaceous and Tertiary Gas Reservoirs, Northern Green River Basin, Wyoming: ABSTRACT

Ben E. Law, Charles W. Spencer

AAPG Bulletin

... permeability (< 0.1 md), and stratigraphic and sedimentologic heterogeneity of the reservoirs provide an effective pressure seal. Previously reported...

1981

Can Hydrocarbon Migration be Recognized by Routine Geochemical Techniques?: ABSTRACT

Detlev Leythaeuser, Rainer G. Schaefer, Arif Yukler

AAPG Bulletin

... hydrocarbons escaping from a gas reservoir by diffusion through the overlying seal. Based on recently determined diffusion rates for certain light hydrocarbons...

1981

Geologic and Geophysical Study of Cerro Prieto Geothermal Field, Mexico: ABSTRACT

D. J. Lyons, P. C. Van de Kamp, S. P. Vonder Haar

AAPG Bulletin

... production zone is not a uniform reservoir layer overlain by a laterally continuous top seal of low-permeability strata. The top of the geothermal-related...

1981

Subtle Porosity and Traps Within Frisco Formation (Devonian, Hunton Group): Geologic-Seismic Waveform Approach, Example from West El Reno Field, Canadian County, Oklahoma: ABSTRACT

William A. Morgan, Richard E. Schneider

AAPG Bulletin

.... The Woodford Shale (Upper Devonian-Lower Mississippian) unconformably overlies the Frisco Formation in the study area and provides a source, trap, and seal...

1981

Simulation Model for Petroleum Exploration and Its Applications: ABSTRACT

Kazuo Nakayama, Dewitt C. Van Siclen

AAPG Bulletin

... buoyancy alone; any petroleum which exceeds the hydrostatic trapping capacity of the shale seal is either allowed to migrate into a cell located...

1981

Evaporites as Seals for Hydrocarbon Accumulations in Carbonate Provinces of North America: Case Histories: ABSTRACT

Jack M. Oswalt

AAPG Bulletin

.... (May) Evaporites are an important factor as the seal for hydrocarbon accumulations in carbonate provinces throughout North America. In the Silurian...

1981

Depositional and Structural Controls on Heavy-Petroleum Tar Sands in Santa Cruz Mountains: ABSTRACT

R. Lawrence Phillips

AAPG Bulletin

... Formation, provided an initial seal for petroleum entrapment. The distribution of petroleum apparently is related to the depositional environment...

1981

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