Chemical apparatus and process disinfecting – deodorizing – preser – Control element responsive to a sensed operating condition
Patent
1991-07-19
1993-01-12
Johnston, Jill A.
Chemical apparatus and process disinfecting, deodorizing, preser
Control element responsive to a sensed operating condition
422100, 422103, 435296, 436180, B01L 300
Patent
active
051788381
ABSTRACT:
A chemical reagent vial has an elongated shape from the end portions of which extend two lugs, one of which is closed by a frangible membrane which can be broken by a projection of a funnel element which can be screw engaged on a set lug. The other lug having an outer surface at least a portion of which is conical and on which tightly abuts a conical surface of a hollow sleeve which, moreover, tightly engages with a thread of the lug thereon the sleeve is threaded, through the lug at least an outlet hole being formed, which is arranged between the two sealing regions of the sleeve on the lug.
REFERENCES:
patent: 3875012 (1975-04-01), Dorn et al.
patent: 4342724 (1982-08-01), Narra
patent: 4346613 (1982-08-01), Turner et al.
patent: 4353868 (1982-10-01), Joslin et al.
patent: 4723687 (1988-02-01), Kutterer
Bravi Simona
Buelli Mario
Conti Davide
Lorenzo Rosario D.
Passerini Gilberto
Farmitalia Carlo Erba S. R. L.
Johnston Jill A.
Le Long V.
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