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The AAPG/Datapages Combined Publications Database

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

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"Spearfish Water Sand": An Overlooked Play?: ABSTRACT

Julie A. Lefever, Sidney B. Anderson, Richard D. Lefever

AAPG Bulletin

... impermeable siltstone which acts as a vertical seal for the Newburg/South Westhope pay. Above this siltstone is a unit locally known as the Spearfish...

1983

Sedimentologic and Stratigraphic Framework of Some Modern Crevasse Splay Sands: ABSTRACT

Kevin W. Bowles, Thomas F. Moslow

AAPG Bulletin

... sands are encased in thick, org nic-rich, bioturbated, bay and abandoned-channel muds forming an impermeable seal. Channel sands have the greatest...

1984

Reservoir Characterization of Mesaverde (Campanian) Bedload Fluvial Meanderbelt Sandstones, Northwestern Colorado: ABSTRACT

Jon R. Jones, Jr.

AAPG Bulletin

... ripple cross laminations. Bounding surfaces draped by shale lags can seal vertically stacked point bars from reservoir communication. Scoured...

1984

Geologic Characteristics of Low-Permeability Gas Reservoirs in Greater Green River Basin of Wyoming, Colorado, and Utah: ABSTRACT

Ben E. Law

AAPG Bulletin

... are characterized by the presence of water updip and little or no recoverable water downdip. The seal of these overpressured gas-bearing reservoirs cuts across...

1984

Geology of Petroleum in Campos Basin, Brazil: ABSTRACT

Egon Manfred Meister

AAPG Bulletin

... in the regional evaporite seal at the top of the Lagoa Feia Formation and focused the upward escape of hydrocarbons, mainly along halokinetic fault surfaces...

1984

Sedimentology and Reservoir Characteristics of Tight Gas Sandstones, Frontier Formation, Southwestern Wyoming: ABSTRACT

Thomas F. Moslow, R. W. Tillman

AAPG Bulletin

... amounts. Delta-plain mudstones thin to the north and east and are an important stratigraphic seal. Highest gas production rates are from distributary...

1984

Geologic and Engineering Parameters Used in Stimulating Tight Gas-Bearing Sandstones by Modified Hydraulic Fracturing Techniques: North Douglas Creek Arch Field, Colorado: ABSTRACT

M. Holland, U. Ahmed, J. Strawn

AAPG Bulletin

... to help seal vertical propagation of hydraulically induced fractures, thereby insuring a deep penetrating fracture into the pay zone. End_of_Article...

1984

Internal Geometry and Reservoir Potential of Some Modern Crevasse Splay Sands: ABSTRACT

Kevin W. Bowles, Thomas F. Moslow

AAPG Bulletin

.... These correlatable sands are ncased in thick, organic-rich, bioturbated, bay and abandoned channel muds forming an impermeable seal. Channel sands have...

1984

Berea Sandstone Gas Reservoir in Portage County, Ohio: ABSTRACT

Alan H. Coogan, L. L. Heath

AAPG Bulletin

... updip from a steep structural terrace interpreted as a fault zone. The trap for the fields is anticlinal and the Sunbury Shale is the seal. New wells...

1984

Geology of Trenton Limestone (Middle Ordovician) of Northwestern Ohio: ABSTRACT

Lawrence H. Wickstrom, John D. Gray, Ronald D. Stieglitz

AAPG Bulletin

..., the Trenton is overlain by brown to black, highly calcareous shales commonly referred to as the Cynthiana formation. These two shales provide the seal...

1984

Depositional Environments and Basinal Setting of Cretaceous Woodbine Sandstone, Central and Northeast Texas: ABSTRACT

Chuck W. Calavan

AAPG Bulletin

... Ford seas and subsequent deposition of marine shales. These shales provide a potential hydrocarbon source and seal for Woodbine reservoirs. End...

1985

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