Interactions Between Multiple Seam Longwall and Room and pillar Operations

Interactions Between Multiple Seam Longwall and Room and pillar Operations
Author: Gregory J. Chekan,Rudy J. Matetic
Publsiher: Unknown
Total Pages: 20
Release: 1990
Genre: Ground control (Mining)
ISBN: UOM:39015095271717

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Design Practices for Multiple seam Longwall Mines

Design Practices for Multiple seam Longwall Mines
Author: Gregory J. Chekan,Jeffrey M. Listak
Publsiher: Unknown
Total Pages: 40
Release: 1993
Genre: Ground control (Mining)
ISBN: UOM:39015095072552

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Influence of Subjacent Gob on Longwall Development Mining in the Upper Kittanning Coalbed of South central Pennsylvania

Influence of Subjacent Gob on Longwall Development Mining in the Upper Kittanning Coalbed of South central Pennsylvania
Author: Eric R. Bauer,Gregory J. Chekan,Gary P. Sames
Publsiher: Unknown
Total Pages: 24
Release: 1992
Genre: Coal mine waste
ISBN: UOM:39015077558750

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Analyses of Natural Gases of the United States

Analyses of Natural Gases of the United States
Author: Anonim
Publsiher: Unknown
Total Pages: 512
Release: 1993
Genre: Natural gas
ISBN: STANFORD:36105110634826

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Report of Investigations

Report of Investigations
Author: Anonim
Publsiher: Unknown
Total Pages: 414
Release: 1991
Genre: Mineral industries
ISBN: UCBK:C049522963

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Mathematical Modeling of Spontaneous Heating of a Coalbed

Mathematical Modeling of Spontaneous Heating of a Coalbed
Author: John C. Edwards
Publsiher: Unknown
Total Pages: 426
Release: 1990
Genre: Coal
ISBN: STANFORD:36105006344118

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Information Circular

Information Circular
Author: Anonim
Publsiher: Unknown
Total Pages: 412
Release: 1925
Genre: Mines and mineral resources
ISBN: UOM:39015028290800

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Information Circular

Information Circular
Author: United States. Bureau of Mines
Publsiher: Unknown
Total Pages: 44
Release: 1993
Genre: Mines and mineral resources
ISBN: MINN:31951D01851650P

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