Phosphoric acid filtration process

Chemistry of inorganic compounds – Phosphorus or compound thereof – Oxygen containing

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423320, 210778, C01B 2516

Patent

active

043327796

ABSTRACT:
An improved process for the filtration of phosphoric acid wherein the prefilt phosphoric acid produced from the "wet process" is conditioned with a flocculant and a dispersant and thereafter filtered to concentrate the acid.

REFERENCES:
patent: 3928551 (1975-12-01), Booth
patent: 3972981 (1976-08-01), Harper et al.
patent: 4049774 (1977-09-01), Harper et al.

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