Regeneration of aqueous degreasing and cleaning solutions

Details Regeneration of aqueous degreasing and cleaning solutions Regeneration of aqueous degreasing and cleaning solutions

1982-04-23

1984-03-13

Kittle, John E.

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

134 10, 252117, 252156, 210708, 210712, 210727, C11D 308, C23G 136

Patent

active

044366434

ABSTRACT:
Process for regenerating alkaline and neutral silicate-free and phosphate-free cleaning solutions that are contaminated with emulsified mineral or natural oils by (a) adding thereto an alkali metal phosphate and/or an alkali metal silicate, and then (b) adding a soluble calcium and/or magnesium salt to the resulting solution.

REFERENCES:
patent: 2326395 (1943-08-01), Samuel
patent: 4082867 (1978-04-01), Henley et al.
patent: 4256601 (1981-03-01), Sobata et al.

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