Process for producing granular basic phosphate fertilizer

Details Process for producing granular basic phosphate fertilizer Process for producing granular basic phosphate fertilizer

1979-03-02

1981-02-03

Bashore, S. Leon

Chemistry: fertilizers

Processes and products

Inorganic material

71 47, 71 52, 71 64D, C05B 1116

Patent

active

042486173

ABSTRACT:
This invention relates to a process for producing a granular phosphate fertilizer by reacting and granulating simultaneously a mixture of a basic material which contains acid-soluble CaO and acid-soluble MgO, and also acid-soluble SiO.sub.2, with phosphoric acid and/or an acidic phosphate in such a mixing ratio that

REFERENCES:
patent: 1855190 (1932-04-01), Kern
patent: 2070697 (1937-02-01), Tromel
patent: 3110583 (1963-11-01), Richardson
patent: 3298822 (1967-01-01), Arvay et al.

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