Process for producing potassium manganate

Details Process for producing potassium manganate Process for producing potassium manganate

1989-05-01

1991-04-30

Morris, Theodore

Chemistry of inorganic compounds

Oxygen or compound thereof

Metal containing

423 49, C01G 4512

Patent

active

050116720

ABSTRACT:
Potassium manganate is produced by mixing finely ground manganese ore with a solution of potassium hydroxide (having a concentration of about 50% W/V) in a mole ratio KOH/MnO.sub.2 between 2 and 3. The resulting suspension is fed continuously to an atomization dryer and then to a plate dryer.

REFERENCES:
patent: 2617710 (1952-11-01), Kielland et al.
patent: 2940821 (1960-06-01), Carus et al.
patent: 2940823 (1960-06-01), Reidies et al.
Journal of Industrial and Engineering Chemistry, Apr. 1919, pp. 317-323, vol. II.
Chem Abstract, vol. 47 1953 1346.

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