Elimination of hydroxylammonium salts from wastewaters containin

Details Elimination of hydroxylammonium salts from wastewaters containin Elimination of hydroxylammonium salts from wastewaters containin

1989-09-19

1990-05-22

Wyse, Thomas

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210713, 210721, 210763, C02F 158

Patent

active

049275429

ABSTRACT:
Hydroxylammonium salts are eliminated from wastewaters containing such salts by a process which comprises treating a wastewater containing such salts with not less than 0.5 mole of manganese (IV) oxides per mole of hydroxylamine in the form of hydroxylammonium salts at a pH of from 1 to 4 and at from 10.degree. to 100.degree. C.

REFERENCES:
patent: 4147623 (1979-04-01), Koff et al.
patent: 4246105 (1981-01-01), Rohrer
patent: 4549969 (1985-10-01), Gerlach et al.
patent: 4696749 (1987-09-01), Habermann et al.
Berichte der Deutschen Chemischen Gesellschaft, vol. 33, (1900), p. 36.

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