Method for cleaning a piece of equipment

Details Method for cleaning a piece of equipment Method for cleaning a piece of equipment

1992-04-07

1994-02-01

Brunsman, David

Cleaning and liquid contact with solids

Processes

Combined

134 221, 134 2211, 134 2212, 134 2213, 134 2214, 134 2217, 134 2218, 134 2219, 134 24, 134 57R, 134169R, B08B 302, B08B 308, B08B 9093

Patent

active

052828891

ABSTRACT:
An apparatus useful for providing a plurality of chemical compositions useful to clean an item, e. g., a tank, comprises a plurality of reservoirs each containing a concentrated form of a different chemical composition and each having an outlet through which the concentrate exits the reservoir; a subsystem for providing diluent to the concentrates which exit the reservoir to form the chemical compositions; and a control subsystem to automatically control the time during which each concentrate exits from each reservoir. A method for providing chemical compositions useful to clean an item is also disclosed.

REFERENCES:
patent: 3435834 (1969-04-01), Cooper
patent: 3802447 (1974-04-01), Bender
patent: 3833417 (1974-09-01), Griparis
patent: 4445522 (1984-05-01), Schmid
"New Developments in CIP Practices" Chemical Engineering Progress, Jan. 1985, pp. 39-41.

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