bureau of mines pittsburgh pa

Bureau of Mines Technology Transfer Seminar (1987 Pittsburgh, Pa., etc.) · U.S. Dept. of the Interior, Bureau of Mines

170 sayfa · 1987

Congresses / Human engineering / Mine accidents / Mine safety / Mineral industries

Bureau of Mines Technology Transfer Seminar (1985 Pittsburgh, Pa.) · U.S. Dept. of the Interior, Bureau of Mines

56 sayfa · 1985

Congresses / Mine subsidences

Bureau of Mines Technology Transfer Seminar (1982 Pittsburgh, Pa.) · U.S. Dept. of the Interior, Bureau of Mines

91 sayfa · 1982

Congresses / Mine accidents / Mine rescue work

Bureau of Mines Technology Transfer Seminar (1982 Pittsburgh, Pa.) · U.S. Dept. of the Interior, Bureau of Mines

88 sayfa · 1982

Coal mines and mining / Congresses / Electricity in mining / Power supply

Bureau of Mines Technology Transfer Seminar (1986 Pittsburgh, Pa.) · U.S. Dept. of the Interior, Bureau of Mines

89 sayfa · 1987

Coal mines and mining / Congresses / Mine roof control / Rock mechanics

Bureau of Mines Technology Transfer Seminar (1986 Pittsburgh, Pa.) · U.S. Dept. of the Interior, Bureau of Mines

57 sayfa · 1987

Congresses / Mine rescue work

Bureau of Mines Technology Transfer Seminar (1985 Pittsburgh, Pa. and Reno, Nev.) · United States Dept. of the Interior

24 sayfa · 1985

Electric currents / Electric equipment / Electricity in mining / Grounding / Mines and mineral resources

Bureau of Mines Technology Transfer Seminar (1984 Pittsburgh, Pa. and Denver, Colo.) · United States Dept. of the Interior, Bureau of Mines

141 sayfa · 1984

Congresses / Mine safety / Noise control

Bureau of Mines Technology Transfer Symposia (1983 Pittsburgh, Pa. and Reno, Nev.) · U.S. Dept. of the Interior, Bureau of Mines

110 sayfa · 1983

Back / Congresses / Injuries / Mine accidents / Occupational Accidents

Bureau of Mines Technology Transfer Seminar (1983 Pittsburgh, Pa. and Denver, Colo.) · U.S. Dept. of the Interior, Bureau of Mines

155 sayfa · 1984

Congresses / Ground control (Mining)

Bureau of Mines Technology Transfer Seminar (1975 Pittsburgh, Pa.) · U.S. Dept. of Interior, Bureau of Mines

114 sayfa · 1975

Coal mines and mining / Electricity in mining / Electric power distribution / Electric equipment

Bureau of Mines Technology Transfer Seminar (1975 Pittsburgh, Pa., etc.) · U.S. Dept. of the Interior, Bureau of Mines

82 sayfa · 1976

Congresses / Mine lighting / Coal mines and mining

Bureau of Mines Technology Transfer Seminar (1981 Pittsburgh, Pa., etc.) · U.S. Dept. of the Interior, Bureau of Mines

167 sayfa · 1981

Congresses / Mining engineering / Human engineering

Bureau of Mines Technology Transfer Seminars (1980: Pittsburgh, Pa., etc.) · U.S. Dept. of the Interior

90 sayfa · 1980

Kategori yok

Bureau of Mines Technology Transfer Seminar (1978 Pittsburgh, Pa. and Denver, Colo.) · Dept. of the Interior, Bureau of Mines

99 sayfa · 1978

Congresses / Mine explosions / Fires and fire prevention / Coal mines and mining / Technology transfer

Bureau of Mines Technology Transfer Seminar (Pittsburgh, Pa., and St. Louis, Mo. 1976) · Dept. of the Interior, Bureau of Mines

121 sayfa · 1977

Congresses / Mine dusts / Coal mines and mining / Dust control