Gas separation – Two or more separators – Three or more serially spaced
Patent
1977-04-11
1978-12-12
Nozick, Bernard
Gas separation
Two or more separators
Three or more serially spaced
55487, 55501, 55511, 55528, 55DIG31, B01D 4600
Patent
active
041294300
ABSTRACT:
A filter assembly which includes spaced first stage resin bound fibrous filter members with a second stage fine filter member spaced between the first stage members to form plenum chambers on opposite sides of the second stage member with the first stage members being dimensionally stable and supporting and protecting the second stage filter member.
REFERENCES:
patent: 2220127 (1940-11-01), Slayter
patent: 2795290 (1957-06-01), Butsch et al.
patent: 2954786 (1960-10-01), Lebert
patent: 3175603 (1965-03-01), Tonnon
patent: 3877909 (1975-04-01), Hansen
Nozick Bernard
Pearce James W.
Schaeperklaus Roy F.
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