Liquid purification or separation – With repair or assembling means
Reexamination Certificate
2005-08-02
2005-08-02
Lithgow, Thomas M. (Department: 1724)
Liquid purification or separation
With repair or assembling means
C210S323100, C210S335000, C210S490000, C210S492000, C210S445000, C210S450000, C210S489000, C210S446000
Reexamination Certificate
active
06923909
ABSTRACT:
A variable compression disc filter housing secures a circumferentially welded composite layer of filter disc material for filtering a small amount of liquid for determining the optimum filter media material for specific production applications.
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Martin Sachs, P.A.
Sidney Goldman Revokable Trust
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