Gas separation: apparatus – Solid sorbent apparatus – Plural solid sorbent beds
Reexamination Certificate
2007-01-16
2007-01-16
Lawrence, Frank M. (Department: 1724)
Gas separation: apparatus
Solid sorbent apparatus
Plural solid sorbent beds
C096S132000, C096S135000, C096S153000
Reexamination Certificate
active
10750780
ABSTRACT:
A chemical filter medium for removing ozone and nitrogen oxide includes a first ozone absorption layer for mainly removing ozone having a filtering base material for removing ozone, a first nitrogen oxide absorption layer for mainly removing nitrogen oxide formed on the first ozone absorption layer that includes a filtering base material for removing nitrogen oxide, and a second ozone absorption layer formed on the first nitrogen oxide absorption layer that includes a filtering base material for removing ozone. The chemical filter medium can simultaneously remove ozone and nitrogen oxide.
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Ham Dong-Seok
Lee Hoo-Kun
Lawrence Frank M.
Marger & Johnson & McCollom, P.C.
Samsung Electronics Co,. Ltd.
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