Report of InvestigationsU.S. Department of the Interior, Bureau of Mines, 1919 - Mineral industries |
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Page 1
... barriers . Despite some encouraging results obtained with the model and in - mine studies , the stoppings did not perform well in two operating metal mines where they proved difficult to erect and inadequate as air barriers ...
... barriers . Despite some encouraging results obtained with the model and in - mine studies , the stoppings did not perform well in two operating metal mines where they proved difficult to erect and inadequate as air barriers ...
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... Barriers for Suppressing Coal Dust Explosions EPARTMENT OF THE INTE BU EFFICIENCY INDUSTRIES OF MINES UNIVERSITY OF MICHIGAN LIBRARIES OCT 4 1976 UNITED STATES DEPARTMENT OF THE INTERIOR OF AMERICA DEPOSITED BY THE gnizes que rol arsima ...
... Barriers for Suppressing Coal Dust Explosions EPARTMENT OF THE INTE BU EFFICIENCY INDUSTRIES OF MINES UNIVERSITY OF MICHIGAN LIBRARIES OCT 4 1976 UNITED STATES DEPARTMENT OF THE INTERIOR OF AMERICA DEPOSITED BY THE gnizes que rol arsima ...
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gnizes que rol arsima 19 W anoizolgy 3 sau so OT18 ІЯ Report of Investigations 8170 Water Barriers for Suppressing Coal Dust.
gnizes que rol arsima 19 W anoizolgy 3 sau so OT18 ІЯ Report of Investigations 8170 Water Barriers for Suppressing Coal Dust.
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Report of Investigations 8170 Water Barriers for Suppressing Coal Dust Explosions By Israel Liebman , John Corry , and J. Kenneth Richmond Pittsburgh Mining and Safety Research Center , Pittsburgh , Pa . S. DEPARTME OF THE INTERIOR ...
Report of Investigations 8170 Water Barriers for Suppressing Coal Dust Explosions By Israel Liebman , John Corry , and J. Kenneth Richmond Pittsburgh Mining and Safety Research Center , Pittsburgh , Pa . S. DEPARTME OF THE INTERIOR ...
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... , jt . auth . II . Richmond , James K. , jt . auth . III . U.S. Bureau of Mines . IV . Title . ( Series ) TN23.U7 no . 8170 622.06173 U.S. Dept , of the Int . Library CONTENTS Page 1 Abstract ... Introduction ... Passive water barrier.
... , jt . auth . II . Richmond , James K. , jt . auth . III . U.S. Bureau of Mines . IV . Title . ( Series ) TN23.U7 no . 8170 622.06173 U.S. Dept , of the Int . Library CONTENTS Page 1 Abstract ... Introduction ... Passive water barrier.
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aluminum bolt BuMines RI Bureau of Mines burning velocity calculated cell chloride coal coalbed combustion composition compressive strength concentration curves degasification density depth of cut determined dicyclopentadiene drilling dump leach effect electrodes Electromotive force eluate energy Engineering Library enthalpy equation experimental explosions FeCl3 flame front flame speed flotation formation gas flow Gibbs free energy H₂SO heat hole ignition ilmenite inches increase inflatable stoppings INTERIOR investigation iron iron chloride kcal kiln kpsi loading Mary Lee MBOB measured metal methane microcline mixture modified sulfur obtained oxide particles pellets percent phase PNCL pressure radius Raney nickel ratio reaction Report resin rock sample shown in figure slimes solder solution specimens steels stope sulfur concretes surface synthetic leach liquor temperature tests thick tion traveltimes tube U.S. Bureau unburned UNIVERSITY OF MICHIGAN Vacutainers values venting WALKER COUNTY zeta potential
Popular passages
Page 3 - An acid plant was installed in 1929 to treat •Underlined numbers in parentheses refer to items in the list of references at the end of this report.
Page 3 - Needless to say, this contractor did not submit a bid. "(10) (Reference to specific trade names is made for identification only and does not imply endorsement by the Bureau of Mines...
Page 10 - API, is pumped to storage. 3Reference to specific makes or models of equipment is made to facilitate understanding and does not imply endorsement by the Bureau of Mines.
Page 11 - Haynes, WP, JJ Elliott, AJ Youngblood, and AJ Forney. Operation of a Sprayed Raney Nickel Tube-wall Reactor for Production of a High-Btu Gas.
Page 34 - Prediction of Laminar Flow and Heat Transfer in Helically Coiled Pipes,
Page 9 - Kissell, FN. CM McCulloch, and CH Elder. The Direct Method of Determining Methane Content of Coalbeds for Ventilation Design.