washing screws

washing screws

Devices in which continuous helical blades arranged about shafts force the material up an inclined trough against a stream of water introduced at the higher end. This action carries away the soluble material occurring with the material and dumps the washed product over the higher end of the trough.

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Part of Speech: noun
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Blossary:
Industry/Domain: Mining
Category: General mining; Mineral mining
Government Agency: USBM
Product: Dictionary of Mining, Mineral, & Related Terms - 2nd Edition
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