Browse TRAIL Inventories

Suggestions for wiring permissible equipment

Permissible Coal-Cutting Equipment Approved Prior to July 1, 1932

List of standard starters available to prospective builders of permissible outfits

Permissible electrically operated air compressors

Permissible electrically operated room hoists

Permissible electrically operated hand-held coal drills

Permissible electrically operated post drills and drilling machines

Permissible electrically operated pumps

Inspection and testing of mine-type electrical equipment for permissibility

Permissible mine equipment approved during the calendar years 1947-49

Permissible mine equipment approved during the calendar year 1950

Inspection and testing of mine-type electrical equipment for permissibility :revision of Information circular 7185

Permissible Mine Equipment Approved to January 1, 1953: With Appended List of Available Flame-Lamp Fuels and Manufacturers of Flame-Resistant Trailing Cables

Permissible mine equipment approved during the calendar years 1953-54

Permissible mining-loading equipment


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