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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 12,403 Results. Searched 200,616 documents.

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Exploration and Development of Oil Shale and Oil-Impregnated Rock, 1970-1975: ABSTRACT

H. R. Ritzma

AAPG Bulletin

..., state and private--have attracted little development interest. All development to date involves underground mining and above-ground retorting. Oil...

1972

Coal in Pennsylvania: Geology, Current Production, and Reserves: ABSTRACT

Albert D. Glover, Viktoras W. Skema

AAPG Bulletin

... of coal have been mined out or lost due to mining. Coal production in 1978 was 80,342,913 net tons of bituminous coal and 5,037,960 net tons...

1980

Illinois Coal--A Major Bituminous Coal Resource: ABSTRACT

Brian C. Trask, James E. Palmer

AAPG Bulletin

... s of 4 ft (122 cm) or greater are recoverable by deep-mining techniques. Most of these resources occur primarily in two seams--the Springfield...

1980

Origin of Intraformational Folds in Jurassic Todilto Limestone, Ambrosia Lake Uranium Mining District, McKinley County, New Mexico: ABSTRACT

Morris W. Green

AAPG Bulletin

...Origin of Intraformational Folds in Jurassic Todilto Limestone, Ambrosia Lake Uranium Mining District, McKinley County, New Mexico: ABSTRACT Morris W...

1981

Fourier Grain Shape Analysis as a Tool for Indicating Batch Recoveries of Bitumen from Athabasca Tar Sands: ABSTRACT

Marian McNally Smith, Robert Ehrlich, Arvid Hardin

AAPG Bulletin

... suggest the feasibility of predicting recovery in advance of mining, thus permitting adjustments to mining/extraction strategies. It must be kept in mind...

1983

Coal Stratigraphy of Deeper Part of Black Warrior Basin in Alabama: ABSTRACT

William A. Thomas, Stephen H. Womack

AAPG Bulletin

... sandstone-rich sequence and an upper coal-productive sequence that contains less sandstone. The productive coal beds extend southwestward from the mining...

1983

Effects of Clastic Dikes on Roof-Rock Stability in Central Pennsylvania Coal Mine: ABSTRACT

John L. Hill, III

AAPG Bulletin

... the lower Freeport coal bed) is experiencing an increase in the number of clastic dikes and associated roof failure as mining advances toward the axis...

1984

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