Design practices for multiple-seam longwall mines / by Gregory J. Chekan and Jeffrey M. Listak

Author(s): Chekan, G. J. (Gregory J.)
Retrieving Holdings Information
Subjects: Ground control (Mining)
Longwall mining
Formats: Microform, Microfiche
Material Type: Books
Language: English
Audience: Unspecified
Published: Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1993
Series: Information circular 9360
Information circular (United States. Bureau of Mines) 9360
LC Classification: T, TN
Physical Description: ii, 35 p. : ill. ; 28 cm
Alternate Titles: Design practices for multiple seam longwall mines
Issued in other form: Original (OcoLC) 28114465
Additional Authors: Listak, Jeffrey M
United States. Bureau of Mines
Notes: Distributed to depository libraries in microfiche
Shipping list no.: 94-0272-M
Includes bibliographical references (p. 34-35)
Reproduction notes: Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1994] 1 microfiche : negative
OCLC Number: 30616032