Experiments on Strength of Small Pillars of Coal in the Pittsburgh Bed

Experiments on Strength of Small Pillars of Coal in the Pittsburgh Bed
Author: Harold Putnam Greenwald,Henry C. Howarth,Irving Hartmann
Publsiher: Unknown
Total Pages: 26
Release: 1939
Genre: Coal mines and mining
ISBN: UOM:39015078485151

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Progress Report

Progress Report
Author: Harold Putnam Greenwald,Henry C. Howarth,Irving Hartmann
Publsiher: Unknown
Total Pages: 16
Release: 1941
Genre: Coal mines and mining
ISBN: UOM:39015078495085

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Catalog of Books and Reports in the Bureau of Mines Technical Library Pittsburgh Pa

Catalog of Books and Reports in the Bureau of Mines Technical Library  Pittsburgh  Pa
Author: United States. Bureau of Mines. Technical Library, Pittsburgh
Publsiher: Unknown
Total Pages: 778
Release: 1968
Genre: Library catalogs
ISBN: MINN:319510009351758

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Information Circular

Information Circular
Author: Anonim
Publsiher: Unknown
Total Pages: 608
Release: 1941
Genre: Mines and mineral resources
ISBN: UOM:39015006377629

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Technical Paper Bureau of Mines

Technical Paper   Bureau of Mines
Author: United States. Bureau of Mines
Publsiher: Unknown
Total Pages: 1212
Release: 2024
Genre: Mineral industries
ISBN: COLUMBIA:CU00917923

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Technical Paper

Technical Paper
Author: Anonim
Publsiher: Unknown
Total Pages: 970
Release: 1938
Genre: Mineral industries
ISBN: UCAL:B3022099

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Coal Mine Entry Intersection Behavior Study

Coal Mine Entry Intersection Behavior Study
Author: Kanaan Hanna,D. Conover,Khamis Y. Haramy
Publsiher: Unknown
Total Pages: 88
Release: 1991
Genre: Rock mechanics
ISBN: UOM:39015078479188

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Design Optimization in Underground Coal Systems The structural characterization of coal

Design Optimization in Underground Coal Systems  The structural characterization of coal
Author: Anonim
Publsiher: Unknown
Total Pages: 284
Release: 1981
Genre: Coal mines and mining
ISBN: MINN:31951000498011M

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