Search Results - Bureau of Mines,
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1
Longwall gob degasification with surface ventilation boreholes above the Lower Kittanning coalbed
Published: Bureau of mines, 1976“…Bureau of mines,…”Description: 13 pages : illustrations, diagrams ; 26 cm.
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2
Statistical analysis of methane concentration fluctuations produced by incomplete mixing of methane and air at a model coal mine working face
Published: U.S. Bureau of Mines, 1974“…U.S. Bureau of Mines,…”Description: 21 pages : illustrations, tables. ; 26 cm.
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3
Ventilation eddy zones at a model coal mine working face
Published: U.S. Bureau of Mines, 1974“…U.S. Bureau of Mines,…”Description: 14 pages : illustrations, tables. ; 26 cm.
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4
Methane buildup hazards caused by dust scrubber recirculation at coal mine working faces, a preliminary estimate
Published: U.S. Bureau of Mines, 1975“…U.S. Bureau of Mines,…”Description: 25 pages : illustrations, tables. ; 27 cm.
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5
Quick-fix blowout stoppings for hardrock mines
Published: Dept. of the Interior, Bureau of Mines, 1976“…Dept. of the Interior, Bureau of Mines,…”Description: 2 unnumbered pages, 8 pages : illustrations ; 27 cm.
Government Document Book -
6
Bureau of Mines damage-resistant brattice
Published: Dept. of Interior, Bureau of Mines, 1978“…Dept. of Interior, Bureau of Mines,…”Description: 3 unnumbered pages, 10 pages : illustrations ; 27 cm.
Government Document Book -
7
Tracer gas method for measuring leakage through mine stoppings
Published: Dept. of the Interior, Bureau of Mines, 1978“…Dept. of the Interior, Bureau of Mines,…”Description: 10 pages : illustrations ; 26 cm.
Government Document Book -
8
Forecasting methane hazards in metal and nonmetal mines
Published: Dept. of the Interior, Bureau of Mines, 1979“…Dept. of the Interior, Bureau of Mines,…”Description: iii, 9 pages : illustrations ; 27 cm.
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9
Two-phase flow in coalbeds
Published: U.S. Dept. of the Interior, Bureau of Mines, 1975“…Dept. of the Interior, Bureau of Mines,…”Description: 16 pages : illustrations, graphs ; 27 cm.
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10
Replacing brattice cloth at coal faces with air curtains and diffuser fans, a preliminary study
Published: U.S. Dept. of the Interior, Bureau of Mines, 1975“…Dept. of the Interior, Bureau of Mines,…”Description: 8 pages : illustrations ; 27 cm.
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11
Building stoppings in mines with large openings
Published: U.S. Dept. of the Interior, Bureau of Mines, 1975“…Dept. of the Interior, Bureau of Mines,…”Description: 10 pages : illustrations ; 27 cm.
Government Document Book -
12
Three coal mine ventilation studies using sulfur hexafluoride tracer gas
Published: U.S. Dept. of the Interior, Bureau of Mines, 1976“…Dept. of the Interior, Bureau of Mines,…”Description: 3 unnumbered pages, 19 pages : illustrations ; 27 cm.
Government Document Book -
13
A spiral sequential sampler for air and liquids : preliminary results
Published: U.S. Dept. of the Interior, Bureau of Mines, 1976“…Dept. of the Interior, Bureau of Mines,…”Description: 3 unnumbered pages, 8 pages : illustrations ; 27 cm.
Government Document Book -
14
Using inflatable stoppings during production in noncoal mines
Published: U.S. Dept. of the Interior, Bureau of Mines, 1976“…Dept. of the Interior, Bureau of Mines,…”Description: 3 unnumbered pages, 13 pages : illustrations ; 27 cm.
Government Document Book -
15
An evaluation of emergency inflatable stoppings for use in metal mine fire rescue and recovery operations
Published: U.S. Dept. of the Interior, Bureau of Mines, 1976“…Dept. of the Interior, Bureau of Mines,…”Description: 3 unnumbered pages, 13 pages : illustrations ; 27 cm.
Government Document Book -
16
Self-sealing brattice for coal mine rescue and recovery
Published: U.S. Dept. of the Interior, Bureau of Mines, 1976“…Dept. of the Interior, Bureau of Mines,…”Description: 7 pages : illustrations ; 27 cm.
Government Document Book -
17
Water spray vent tube cooler for hot stopes : a preliminary report
Published: U. S. Dept. of the Interior, Bureau of Mines, 1979“…Dept. of the Interior, Bureau of Mines,…”Description: 11 pages : illustrations ; 27 cm.
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18
Sideboard device for improved face ventilation in coal mines
Published: U. S. Dept. of the Interior, Bureau of Mines, 1979“…Dept. of the Interior, Bureau of Mines,…”Description: 10 pages : illustrations ; 28 cm.
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19
Reducing dust at longwall shearers by confining the dust cloud to the face
Published: U.S. Dept. of the Interior, Bureau of Mines, 1981“…Dept. of the Interior, Bureau of Mines,…”Description: 21 pages : illustrations ; 27 cm.
Government Document Book -
20
Methane control in tunneling
Published: U.S. Dept. of the Interior, Bureau of Mines, 1989“…Dept. of the Interior, Bureau of Mines,…”Description: 16 pages : illustrations ; 22 cm.
Government Document Book