Use of the D-10 power drill for drilling in hard rocks when...

Use of the D-10 power drill for drilling in hard rocks when running exploratory lines

O. A. Suslov
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Volume:
5
Language:
english
Pages:
2
DOI:
10.1007/bf01707236
Date:
January, 1968
File:
PDF, 128 KB
english, 1968
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