Calcination of basic ferric sulphates

Details Calcination of basic ferric sulphates Calcination of basic ferric sulphates

1976-05-07

1978-07-25

Vertiz, O. R.

Chemistry of inorganic compounds

Oxygen or compound thereof

Metal containing

252 6256, 252 6263, 423532, 423633, C01G 4902, H01F 110

Patent

active

041029518

ABSTRACT:
A two-step process for the calcination of basic ferric sulphates in which the basic ferric sulphate is dehydrated by heating in a relatively low temperature range and the dehydrated product is then decomposed by heating in a relatively high temperature range.

REFERENCES:
patent: 1269441 (1918-06-01), Hoffman et al.
patent: 1428633 (1922-09-01), Hoffman
patent: 2215394 (1940-09-01), Hechendleikner et al.
patent: 2904395 (1959-09-01), Downs et al.
patent: 2946659 (1960-07-01), Francis
patent: 2999275 (1961-09-01), Blume, Jr.
patent: 3347787 (1967-10-01), Rhodes
patent: 3482416 (1969-02-01), Gle et al.
patent: 3519386 (1970-07-01), Fedock et al.
patent: 3681020 (1972-08-01), Shah

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