Cleaning and liquid contact with solids – Processes – Using sequentially applied treating agents
Reexamination Certificate
2005-10-27
2009-10-20
Carrillo, Sharidan (Department: 1792)
Cleaning and liquid contact with solids
Processes
Using sequentially applied treating agents
C134S001000, C134S010000, C134S022100, C134S034000, C134S036000, C134S042000, C134S104400, C134S105000, C134S110000, C210S737000, C210S748080, C210S774000
Reexamination Certificate
active
07604702
ABSTRACT:
A bi-solvent cleaning system for cleaning precision components without the use of VOC solvents. The bi-solvent cleaning system provides for is a two mode operation for cleaning and rinsing precision components using VOC exempt solvents that is as effective as prior art VOC solvent based systems while subsequently allowing for recovery and reuse of a VOC exempt solvent.
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Barrett William
Bergman Fredrick
Manchester Russell
Mouser Wayne L.
Carrillo Sharidan
Crest Ultrasonics Corp.
Patterson Thuente Skaar & Christensen P.A.
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