Process for cleaning containers

Details Process for cleaning containers Process for cleaning containers

1996-09-19

1998-11-10

Marschel, Ardin H.

Cleaning and liquid contact with solids

Processes

Combined

134 82, 134 83, 1341041, 134105, 134165, 134184, B08B 704, B08B 300, B08B 304, B08B 312

Patent

active

058337636

ABSTRACT:
A method of cleaning a reusable container includes the steps of (1) pre-rinsing the container with a pre-rinse fluid; (2) chemically cleaning the container; (3) post-rinsing the container with a post-rinse fluid; (4) introducing a contaminate indicator into the container prior to the step of post-rinsing; and (5) testing the post-rinse fluid for the presence of the contaminate indicator during at least a portion of the post-rinsing step. A number of alternative embodiments employ various contaminate indicators which may be introduced into the container at various points during the cleaning process.

REFERENCES:
patent: 4170241 (1979-10-01), Clapp

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