Chemical and particulate filters containing chemically...

Gas separation: apparatus – Solid sorbent apparatus

Reexamination Certificate

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C096S121000, C096S134000, C096S135000, C096S153000, C096S154000, C423S447200, C423S447300, C977S742000, C977S745000, C977S748000, C977S750000, C977S752000, C355S030000

Reexamination Certificate

active

07922796

ABSTRACT:
A carbon nanotube filter. The filter including a filter housing; and chemically active carbon nanotubes within the filter housing, the chemically active carbon nanotubes comprising a chemically active layer formed on carbon nanotubes or comprising chemically reactive groups on sidewalls of the carbon nanotubes; and media containing the chemically active carbon nanotubes.

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