Chemistry of inorganic compounds – Phosphorus or compound thereof – Oxygen containing
Patent
1980-11-24
1982-06-01
Vertiz, O. R.
Chemistry of inorganic compounds
Phosphorus or compound thereof
Oxygen containing
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.
Balcerski James S.
Thibodeau Michael J.
American Cyanamid Company
Heller Gregory A.
Kelly Michael J.
Leuzzi, II Paul W.
Vertiz O. R.
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