Cleaning up coal a study of coal cleaning and the use of cleaned coal

Manylion Llyfryddiaeth
Prif Awdur:	Hutton, Cynthia A.
Awduron Eraill:	Gould, Robert N.
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	Cambridge, Mass. Ballinger c1982.
Pynciau:	Coal preparation. Coal-cleaning.