Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sc Johnson Professional Holdings Inc
Original Assignee
Terry M. Crowell
Park Corporation
Park Corporation (The)
Hydrite Chemical Co.
S.C. Johnson Professional Holdings, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Terry M. Crowell, Park Corporation, Park Corporation (The), Hydrite Chemical Co., S.C. Johnson Professional Holdings, Inc.filedCriticalTerry M. Crowell
Publication of CA2002093A1publicationCriticalpatent/CA2002093A1/en
Application grantedgrantedCritical
Publication of CA2002093CpublicationCriticalpatent/CA2002093C/en
A detergent dispenser and method of using the dispenser are disclosed. One dispenser embodiment is a hydraulic type and the other a demand type. Both dispensers utilize a venturi valve in a controlled water line to draw gravity fed material such as a gel into the venturi valve, mix the material with the water in the valve, and deliver the resulting solution to a wash area. The demand dispenser has a conductivity sensor and control to control dispensing of detergent solution to the wash area.
CA 20020931988-11-031989-11-02Gel dispensing apparatus and method
Expired - Fee RelatedCA2002093C
(en)
Regulating the sodium carbonate concentration in a green liquor by measuring conductivity in the liquor and in a wash water being added thereto and adjusting the wash water addition to maintain the desired carbonate concentration