Design optimization in underground coal systems : section 1 -longwall mining system strata simulator and structural parameters of coal measure rocks : section 2 - design criteria for underground roof-truss support systems : section 3 - VENT-CONTRL / by C. Haycocks [and others]. 1974 [LeatherBound]

C. Haycocks

Publication Date: 2025
Language: English
Condition: New Hardcover

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