Cleaning and liquid contact with solids – Processes – Combined
Reexamination Certificate
2007-01-30
2007-01-30
Barr, Michael (Department: 1746)
Cleaning and liquid contact with solids
Processes
Combined
C134S042000
Reexamination Certificate
active
10738781
ABSTRACT:
Methods and systems for monitoring and controlling the cleaning of membrane separation systems or processes are provided. The present invention uses detectable amounts of one or more inert fluorescent tracers added to a membrane cleaning process stream to evaluate and control the removal of contaminants and impurities during cleaning. The methods and systems of the present invention can be used in a variety of different industrial applications including raw water processing and waste water processing.
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Osmonics, The Filtration Spectrum, Copyright 1998 by Osmonics, Inc. Minnetonka, Minnesota, USA. Corporate Headquarters, 5951 Clearwater Drive, Minnetonka, Minnesota 55343-8995 USA.
Ho Bosco P.
Hoots John E.
Zeiher E. H. Kelle
Barr Michael
Breininger Thomas M.
Chaudhry Saeed T.
DiMattia Peter A.
Nalco Company
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