Filter for a respiratory device

Details Filter for a respiratory device Filter for a respiratory device

1994-07-22

1995-12-26

Chiesa, Richard L.

Gas separation: apparatus

Electric field separation apparatus

Electric charge produced by friction

55279, 55486, 55528, 55DIG33, 55DIG35, 96 55, 96154, 12820617, 422122, B03C 330

Patent

active

054783771

ABSTRACT:
Disclosed is a filter for a reduced threat chemical/biological protective spiratory device which includes a housing having an air intake orifice and an air exit orifice and which encloses a filtering element which includes a plurality of bonded spherical carbon beads arranged in a open cell type matrix. The filtering element also includes an aerosol and particulate filtering element which is a plurality of electrostatically charged polypropylene fibers.

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patent: 5304419 (1994-04-01), Shores
patent: 5350443 (1994-09-01), von Blucher et al.

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