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Rock bolting experience in Butte mines
Theory of roof bolting; rock bolting practices and applications; use of rock bolting prior to concreting; types of rock bolting equipment and pull testing; illustrations.
Rock bolting experience in Butte mines
Theory of roof bolting; rock bolting practices and applications; use of rock bolting prior to concreting; types of rock bolting equipment and pull testing; illustrations.
Rock bolting experience in Butte mines
Min Congress J
Pollish, L. (Autor:in) / Sandvig, R.L. (Autor:in)
1952
Aufsatz (Zeitschrift)
Englisch
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