Liquid purification or separation – Filter – Material
Reexamination Certificate
2005-03-29
2005-03-29
Kim, John (Department: 1723)
Liquid purification or separation
Filter
Material
C210S500100, C210S505000
Reexamination Certificate
active
06871746
ABSTRACT:
The filter aid comprises finely divided plant fibers, which for a period of action have been subjected to a liquid treatment, which removes the sensorially active substances from the plant fibers.
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Herzog, Stefan
Kim John
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