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Showing: 1 to 10 of 3370 matches for "safe room"
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| TITLE |
Inherently Safe Mining Systems |
| SUMMARY |
... In the Bureau of Mines Request fur Proposals for the Inherently Safe Mining Systems program, it was ... Conventional and continuous systems 1n room and pillar ... |
| AUTHOR |
Hamilton, D. D. |
| PUBLISHED |
1977 |
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| TITLE |
Permissible Electrically Operated Room Hoists |
| SUMMARY |
... has been placed on the special explosion-proof construction and other features in design that bear directly on safe opera'tiion ... Oaks Safety Mine Room Hoist ... |
| AUTHOR |
Ilsley, L. C. |
| PUBLISHED |
1937 |
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| TITLE |
The North Lyell Tunnel, Tasmania |
| SUMMARY |
... This was considered suitable for rapid driving, was high enough to provide safe room for overhead trolley wire, cables, and lights, and wide enough for a ... |
| PUBLISHED |
1929 |
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Showing: 1 to 10 of 3370 matches for "safe room"
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