Dry-process-sprayed coal mine sealants, an updated progress report

An edition of Dry-process-sprayed coal mine sealants, an updated progress report (1978)

Dry-process-sprayed coal mine sealants, an updated progress report

By J. E. Fraley

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Publish Date

1978

Publisher

Dept. of the Interior, Bureau of Mines

Language

eng

Pages

Description:

subjects: Coal mines and mining, Mining engineering, Sealing compounds