Biblioteca SEGEMAR

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Deurbrouck, Albert W.

Washability examinations of Colorado coals Albert W. Deurbrouck - Washington Bureau of Mines 1970 - ii, 44 p. il 26 cm - RI 7467 .

Subjects--Topical Terms:
coal

Subjects--Geographic Terms:
Colorado

Subjects--Index Terms: Coal washing

Universal Decimal Class. No.: 622