Longwall gate road stability in a steeply pitching thick coal seam with a weak roof

An edition of Longwall gate road stability in a steeply pitching thick coal seam with a weak roof (1995)

Longwall gate road stability in a steeply pitching thick coal seam with a weak roof

By Lance R. Barron

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Publish Date

1995

Publisher

U.S. Dept. of the Interior, Bureau of Mines

Language

eng

Pages

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