Permissible electric face equipment and other mine equipment approved from January 1969 through December 1974
Subtitle: a supplement to Bureau of Mines Bulletin 543, and Bureau of Mines Information Circulars 8220, 8299, 8372, and 8463
By: by F. R. Lee
Contributors: United States. Mining Enforcement and Safety Administration
Series: MESA informational report IR ; 1053
Publisher: Dept. of the Interior, Mining Enforcement and Safety Administration
Published: 1977
Place of publication: [Arlington, Va.]
Language: eng
Number of pages: 87
Subjects: Mining machinery -- Electric equipment -- Catalogs; Mine safety -- Equipment and supplies -- Catalogs
Notes: Includes indexes