System for cleaning a three-way valve

Details System for cleaning a three-way valve System for cleaning a three-way valve

1984-06-22

1985-05-14

Walton, George L.

Fluid handling

With cleaner, lubrication added to fluid or liquid sealing...

Cleaning or steam sterilizing

13762546, 1376255, 222148, B08B 906

Patent

active

045165963

ABSTRACT:
A system having first, second and third pipes connected respectively to first, second and third ports of a three-way valve. A by-pass pipe is connected at its one end to one of the second and third ports after disconnecting the associated one of the second and third pipes therefrom and at the other end to the other of the second and third pipes prior to the cleaning operation of the system.

REFERENCES:
patent: 1826954 (1931-10-01), Robinson
patent: 2301976 (1942-11-01), Schellens
patent: 2620106 (1952-12-01), Weeks et al.
patent: 2789009 (1957-04-01), Maraccini
patent: 3598139 (1971-08-01), Boden et al.
patent: 4169486 (1979-10-01), Otteman et al.
patent: 4182374 (1980-01-01), Spanides
patent: 4295667 (1981-10-01), Zahs
patent: 4437686 (1984-03-01), Wingate
patent: 4465210 (1984-08-01), Iwanami

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