Peracid treatment of dry cleaning baths

Details Peracid treatment of dry cleaning baths Peracid treatment of dry cleaning baths

1975-11-28

1977-05-31

Spear, Jr., Frank A.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

8141, 8142, 210 60, B01D 2300

Patent

active

040267989

ABSTRACT:
Peracids and a water-soluble inorganic polyphosphate salt are used in the treatment of dirty dry cleaning baths to permit longer operation between distillation.

REFERENCES:
patent: 1947873 (1934-02-01), Norquist et al.
patent: 3203754 (1965-08-01), Young et al.
patent: 3256198 (1966-06-01), Matzer
patent: 3338839 (1967-08-01), MacKellar et al.
patent: 3361528 (1968-01-01), Shen
patent: 3528115 (1970-09-01), Lawes
patent: 3677955 (1972-07-01), Castrantas et al.

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