Filter housing assembly with leak testable aerosol injection...

Gas separation – With separated gas outflow control – Valve

Reexamination Certificate

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Details

C055S418000, C055S419000, C055S420000, C055S495000, C055S502000, C055S503000, C073S040000, C073S040700

Reexamination Certificate

active

10998833

ABSTRACT:
A filter housing assembly having a leak testable aerosol injection port is a conduit coupled to an aerosol injection selectively traps aerosol port of the filter housing assembly after disconnecting an aerosol generator used to challenge a filter installed in the housing assembly. The trapped aerosol provides a high concentration challenge that facilitates leak testing of the aerosol injection port after the aerosol generator has been removed.

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“Pharmaseal”, Product sheet 3420-0303, Camfil Farr, Inc. Washington NC, © Camfil Farr, date unknown.

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