Frictional Ignition of Gas by Mining Machines Irving Hartmann Published: 1955 Total Pages: 26 Get eBook
Frictional Ignition of Methane by Continuous Mining Machines in Underground Coal Mines Edward M. Kawenski Published: 1979 Total Pages: 18 Get eBook
Monthly Catalog of United States Government Publications United States. Superintendent of Documents Published: 1960 Total Pages: 1812 Get eBook
Frictional Ignition with Coal Mining Bits Welby G. Courtney Published: 1990 Total Pages: 36 Get eBook
Incendivity of Some Coal-cutter Materials by Impact-abrasion in Air-methane Robert Blickensderfer Published: 1974 Total Pages: 28 Get eBook
List of Bureau of Mines Publications and Articles ... with Subject and Author Index United States. Bureau of Mines Published: 1994 Total Pages: 150 Get eBook
