Horizontal trajectories of rotary-drilled holes

Author: Goodman, Tobias W.
Additional Authors: Cervik, Joseph.
Year: 1988
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:9177
Series: Report of investigations / United States. Bureau of Mines ;
Report Number: 9177
Subject: Boring
Link: https://hdl.handle.net/2027/mdp.39015078475301

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