Zero-surface-charge-controlled drilling for enhanced penetration and extended bit life /

Zero-surface-charge-controlled drilling for enhanced penetration and extended bit life /

Bibliographic Details
Corporate Author: United States. Bureau of Mines
Other Authors: Pahlman, J. E. (John E.)
Format: Government Document Book
Language:English
Published: Pittsburgh, PA : U.S. Dept. of the Interior, Bureau of Mines, 1989.
Series:Report of investigations (United States. Bureau of Mines) ; 9227.
Subjects:
Drilling muds > Testing.
Rock-drills.
Directional drilling.

Evans: US Documents Microfiche (3rd floor)

Holdings details from Evans: US Documents Microfiche (3rd floor)
Call Number: I 28.23:9227
 
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I 28.23:9227 Available