Method of cleaning raw ore

Details Method of cleaning raw ore Method of cleaning raw ore

1976-11-22

1978-02-07

Fisher, Richard V.

Cleaning and liquid contact with solids

Processes

Work handled in bulk or groups

34 13, 34 17, 34 20, 134 30, 209 10, B08B 704, F26B 100, F26B 504

Patent

active

040725391

ABSTRACT:
A method of cleaning a raw ore product such as coal is disclosed wherein the ore product temperature is increased up to about 200.degree.-212.degree. F. before water is separated therefrom whereby the moisture content of the cleaned product is controlled. The ore product is passed through a bath of hot water, then surface water is removed before the ore product is moved through an evaporative cooler in a downward direction while being subjected to air at ambient temperature and at an air capacity of between 10,000 and 15,000 cubic feet per ton of ore product.

REFERENCES:
patent: 1880273 (1932-10-01), Pardee et al.
patent: 1905945 (1933-04-01), Machen
patent: 2956347 (1960-10-01), Gordon
patent: 3056212 (1962-10-01), Jamison
patent: 3092471 (1963-06-01), Stromeyer
patent: 3579442 (1971-05-01), Gerwig

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