Liquid purification or separation – Filter – Material
Reexamination Certificate
2003-05-27
2009-11-24
Kim, John (Department: 1797)
Liquid purification or separation
Filter
Material
C210S503000, C210S504000, C210S510100
Reexamination Certificate
active
07621408
ABSTRACT:
The present invention relates to a fiber reinforced ceramic filter for molten metal filtration that comprises a bonded network of graphitized carbon and a method for producing such filters.
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Kim John
RatnerPrestia
Sud-Chemie HiTech, Inc.
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