Method of handling ash-rich material in a coal deashing process

Details Method of handling ash-rich material in a coal deashing process Method of handling ash-rich material in a coal deashing process

1978-03-20

1979-07-31

Hart, Charles N.

Mineral oils: processes and products

Refining

210 22R, 210 66, 210 73R, 208 8LE, B01D 306, C10G 104, B01D 1104

Patent

active

041629647

ABSTRACT:
A process and apparatus for maintaining continuous operation of a coal deashing process during periods of normal operation wherein a dry, powdery ash concentrate composition is produced and during process upsets wherein undesired semi-solids or fluid compositions are produced.

REFERENCES:
patent: 2100895 (1937-11-01), Austin
patent: 2325573 (1943-07-01), Thompson et al.
patent: 2454653 (1948-11-01), Kamp
patent: 3057478 (1962-10-01), Price
patent: 3396846 (1968-08-01), Hamilton
patent: 3954595 (1976-05-01), Sze et al.
Chemical Engineering Thermodynamics, J. M. Smith et al., McGraw-Hill Book Co., New York, Second Edition, 1959, p. 30.

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