Process for making liquid ferric sulfate

Details Process for making liquid ferric sulfate Process for making liquid ferric sulfate

1988-01-28

1989-03-21

Straub, Gary P.

Chemistry of inorganic compounds

Sulfur or compound thereof

Oxygen containing

423146, C22B 2300, C01B 4114

Patent

active

048141585

ABSTRACT:
A process for the production of liquid ferric sulfate from finely-divided ferric oxide, sulfuric acid and water in a closed reaction vessel at temperatures ranging from about 130.degree. C. to about 150.degree. C. and pressures from about 30 psi to about 40 psi. The reaction time ranges from four to eight hours and produces liquid ferric sulfate having at least 10% trivalent iron.

REFERENCES:
patent: 2424866 (1947-07-01), Udy
patent: 3529957 (1970-09-01), Kuonda et al.
patent: 3954953 (1976-05-01), Satterwhite et al.
patent: 4707349 (1987-11-01), Hjersted

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