Chemistry of inorganic compounds – Sulfur or compound thereof – Oxygen containing
Patent
1983-03-07
1987-04-21
Straub, Gary P.
Chemistry of inorganic compounds
Sulfur or compound thereof
Oxygen containing
75 3, 23313R, 23313P, 423153, 423267, C22B 114, C22B 108, C01G 4114
Patent
active
046595570
ABSTRACT:
In a process for making ferrous sulphate in granule form, ferrous sulphate heptahydrate is mixed with fine-grain brown coal or lignite having a low water content, in such an amount that the resulting mixture is pourable.
REFERENCES:
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patent: 2711951 (1955-06-01), West et al.
patent: 2771342 (1956-11-01), Lamanna
patent: 4123257 (1978-10-01), Fukuoka et al.
patent: 4195986 (1980-04-01), Schulz et al.
patent: 4292085 (1981-09-01), Piccolo et al.
Lenz Uwe
Ritter Gunter
Rheinische Braunkohlenwerke AG.
Straub Gary P.
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