Chemical filter
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United States of America Patent
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N/A
Issued Date -
Nov 28, 2002
app pub date -
Mar 15, 2002
filing date -
Mar 30, 2001
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A chemical filter comprising a carrier with a honeycomb structure made from a fibrous paper having a fiber void of 70-95%, an oxidation catalyst, an acid gas reactant, and activated carbon powder carried on the carrier is provided. The chemical filter alone can remove organic solvent vapor and acid gases without requiring other removing means.
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