Underground coal mine power systems :proceedings, Bureau of Mines Technology Transfer Seminar, Pittsburgh, Pa., September 16, 1982

Year: 1982
Document Type: USBI
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.27:8893
Series: Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number: 8893
Subjects: Coal mines and mining--Power supply--United States--Congresses
Electricity in mining--Congresses
Link: https://hdl.handle.net/2027/mdp.39015078517219

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