Filtration of coal-derived liquids containing particulate solids

Details Filtration of coal-derived liquids containing particulate solids Filtration of coal-derived liquids containing particulate solids

1980-06-03

1982-02-16

Cintins, Ivars C.

Liquid purification or separation

Processes

Separating

210778, 210779, B01D 3702

Patent

active

043158242

ABSTRACT:
A method of filtering a coal-derived liquid comprising; mixing the coal liquid with a filter aid material comprising metallic particles; filtering the thus-obtained mixture; subjecting the resulting filter cake material to partial combustion; and separating the metallic particles from the filter cake for reuse as filter aid.

REFERENCES:
patent: 3951799 (1976-04-01), Weiss et al.
patent: 4251364 (1981-02-01), Carr et al.
patent: 4252646 (1981-02-01), Carr et al.
patent: 4252647 (1981-02-01), Carr et al.
patent: 4252648 (1981-02-01), Carr et al.
patent: 4255258 (1981-03-01), Carr et al.
patent: 4260485 (1981-04-01), Carr et al.

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