Summary report on the benefication of crushed (2 in. x 0) raw coal from the Clintwood Bed, West Virginia, by means of the EMR process
Autor: | J Visman, M W Mikhail |
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Rok vydání: | 1975 |
Předmět: | |
DOI: | 10.4095/301771 |
Databáze: | OpenAIRE |
Externí odkaz: |