In-mine test of the Bureau of Mines preproduction wireless survey system
By: by Stephen J. Kravits and John Millhiser.
Contributors: Millhiser, John.
Series: Report of investigations ;; 9291; Report of investigations (United States. Bureau of Mines) ;; 9291.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1990
Place of publication: [Washington, D. C.]
Language: eng
Number of pages: 22
Subjects: Coalbed methane drainage -- Directional drilling.; Boring.
Other titles: Wireless survey system.
Notes: Includes bibliographical references (p. 12)