Chemical process system with multi-functional barrier filter
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United States of America Patent
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Jun 7, 2005
Grant Date -
Jul 25, 2002
app pub date -
Dec 3, 2001
filing date -
Dec 1, 2000
priority date (Note) -
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Abstract
A barrier filter useful for aseptically discharging both gaseous and liquid fluids from a chemical process system is disclosed The barrier filter comprises, within a common enclosure, one or several filter membranes having singularly or collectively a mixture or hydrophobic and hydrophilic regions. The common enclosure of the barrier filter is provided with a fluid inlet and a fluid outlet. All filter membranes are located within the fluid path between the fluid inlet and the fluid outlet. A variety of membrane-based systems, into which such barrier filter is installed, are also disclosed.
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