Method and apparatus for deashing coal liquefaction effluents

Details Method and apparatus for deashing coal liquefaction effluents Method and apparatus for deashing coal liquefaction effluents

1981-08-31

1983-11-22

Hornsby, Harvey C.

Solid material comminution or disintegration

Apparatus

Combined or convertible

B02C 1900

Patent

active

044164246

ABSTRACT:
An improved method and apparatus for deashing an effluent slurry from a coal liquefaction process is provided. A mixture of relatively coarse coal-derived solids and a precipitating solvent is stirred with the effluent slurry to form hard, discrete agglomerate pellets of improved settling rates.

REFERENCES:
patent: 2006876 (1935-07-01), Sutter
patent: 3194638 (1965-07-01), Neuville
patent: 3212859 (1965-10-01), Mitacek
patent: 3222141 (1965-12-01), Donaldson
patent: 3495808 (1970-02-01), Klein et al.
patent: 3791956 (1974-02-01), Gorin et al.
patent: 4075080 (1978-02-01), Gorin
patent: 4077881 (1978-03-01), Snell

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