홈 > Term: spiral coal cleaner
spiral coal cleaner
A spiral chute in which the plate is inclined towards the center of the spiral. The stone tends to flow down centrally, the coal tends to slide off around the outside of the spiral. They are seldom used as coal cleaners.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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- ed.young
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