Process for the continuous removal of undesirable components of

Details Process for the continuous removal of undesirable components of Process for the continuous removal of undesirable components of

1980-11-14

1983-08-02

Sebastian, Leland A.

Plastic and nonmetallic article shaping or treating: processes

Shaping or treating radioactive material

23293R, 134 251, 252634, 422261, 422903, G21C 2100

Patent

active

043965601

ABSTRACT:
A cyclical and automatable process and apparatus for continuously removing undesired components from solid particles by means of a solvent, the process including maintaining an expanded bed of solid particles in a vertical column, supplying a suitable solvent to the bed to flow through the bed either upwardly or downwardly in a selectably alternating manner, supplying solid particles to the top of the column while the solvent flows upwardly therethrough and interrupting the supply of solid particles and removing a bottom portion of the bed by the solvent when it flows downwardly.

REFERENCES:
patent: 2740707 (1956-04-01), Herrmann
patent: 2813781 (1957-11-01), Mertes
patent: 2885270 (1959-05-01), Karcher et al.
patent: 3252765 (1966-05-01), de Lara et al.
patent: 3467576 (1969-09-01), Clark
patent: 4163837 (1979-08-01), Rush
patent: 4304742 (1981-12-01), Stofer

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