Design criteria for drill rigs : equipment and drilling techniques

Chugh, C P

Design criteria for drill rigs : equipment and drilling techniques C. P. Chugh, Ken Steele, V. M. Sharma - Rotterdam A.A. Balkema 1996 - vi, 404 p. : ill. ; 25 cm

9789054102571


Boring
Boring machinery -- Design and construction

622.23 CHU

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