Closed alkaline wash water system for cleaning metal parts

Details Closed alkaline wash water system for cleaning metal parts Closed alkaline wash water system for cleaning metal parts

1974-03-20

1976-01-06

Lindsay, Jr., Robert L.

Cleaning and liquid contact with solids

Processes

Including regeneration, purification, recovery or separation...

134 25R, 134108, 134109, 210104, 210187, 210540, B08B 310, B01D 1702, B01D 2110

Patent

active

039308790

ABSTRACT:
An alkaline wash water system for cleaning metal-working oil and scale from metal parts including a heated wash water recirculation system in which a small portion of the wash water is continuously removed, the oil and scale separated, and the cleaned portion returned with any make-up water required. The wash water is recirculated through a central zone of the separator. The separation may be a dual, alternate batch separation with a surge tank.

REFERENCES:
patent: 1743465 (1930-01-01), Maag et al.
patent: 2711978 (1955-06-01), Groom
patent: 3372704 (1968-03-01), Ashworth
patent: 3544369 (1970-12-01), Keogh, Jr.
patent: 3639172 (1972-02-01), Keogh, Jr.
patent: 3823823 (1974-07-01), Dokter et al.
patent: 3846173 (1974-11-01), Ihrig

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