Process for purifying yellow phosphorus

Details Process for purifying yellow phosphorus Process for purifying yellow phosphorus

1983-11-14

1987-05-12

Doll, John

Chemistry of inorganic compounds

Phosphorus or compound thereof

Oxygen containing

423322, C01B 25047, C01B 2512

Patent

active

046648968

ABSTRACT:
In the process of purifying yellow phosphorus by treating liquid yellow phosphorus with active carbon and separating the purified phosphorus from the spent active carbon containing adhering phosphorus, the spent active carbon is mixed with sufficient liquid phosphorus to form a slurry which is pumped to a disposal zone. The disposal zone is preferably a phosphorus furnace.

REFERENCES:
patent: 1044957 (1912-11-01), Washburn
patent: 2221770 (1940-11-01), Almond
patent: 3205041 (1965-09-01), Cremer et al.
patent: 3836675 (1974-09-01), Hartlapp et al.
Chemical Engineer's Handbook-5th ed. Ed. by Robert H. Perry, Cecil H. Chilton, McGraw-Hill Book Co. pp. 19-63.
Kogyo Kagaku Zasshi, 1968, 71(8)1150-4.

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