Chemistry of inorganic compounds – Phosphorus or compound thereof – Oxygen containing
Patent
1981-01-27
1982-08-10
Vertiz, O. R.
Chemistry of inorganic compounds
Phosphorus or compound thereof
Oxygen containing
210781, 210787, C01B 2516
Patent
active
043437800
ABSTRACT:
A process is disclosed separating solids from phosphoric acid produced by the wet process. This is accomplished by relatively simple means but with a high degree of efficiency with reference to the P.sub.2 O.sub.5 content of the phosphoric acid product.
REFERENCES:
patent: 2936888 (1960-05-01), Williams
patent: 3206282 (1965-09-01), Crawford et al.
patent: 3528771 (1970-09-01), Shearin et al.
patent: 4048289 (1977-09-01), Pierres
"Slack: Phosphoric Acids," 1968, pp. 689-692.
"Rompp: Chemie-Lexikon," 1966, p. 6878.
Epper Wolfgang
Hoffmann Egbert
Wolstein Friedrich
Heller Gregory A.
Uhde GmbH
Vertiz O. R.
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