 |
|
Search U.S. government technical reports digitized or harvested by TRAIL.
Keyword Search
14 results returnedSuggestions for wiring permissible equipment
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
Permissible mine equipment approved during the calendar years 1953-54
Published Year
Subject
- Electricity in mining (3)
- Coal-mining machinery--Standards--United States (2)
- Mining machinery--Electric equipment--Testing (2)
- Mining machinery--Standards--United States (2)
- Air-compressors (1)
- Boring machinery (1)
- Coal mines and mining--Safety measures (1)
- Coal mines and mining--United States--Safety measures (1)
- Coal-mining machinery (1)
- Coal-mining machinery--Electric equipment (1)
- Coal-mining machinery--Safety measures (1)
- Coal-mining machinery--Testing (1)
- Drills (1)
- Hoisting machinery (1)
- Loaders (Machines) (1)
- Mine pumps (1)
- Mine safety--United States--Equipment and supplies (1)
- Mining machinery (1)
Author
Search developed and maintained by the University of Washington Libraries
Copyright 2010