Design optimization in underground coal systems
sections 1-4, interim report for July-September 1978 /
Department of Mining and Minerals Engineering, Virginia Polytechnic Institute and State University ; J. Richard Lucas ... [et al.]
Description
- Language(s)
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English
- Published
-
[Washington] : Dept. of Energy ; 1978.
- Note
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December 1978.
Prepared for the United States Energy Research and Development Administration under contract no. EX-76-C-01-1231.
- Physical Description
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vi, 60 p. :
ill. ;
28 cm.
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Michigan State University
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