Vestibule valve reagent dispenser

Chemistry: physical processes – Physical processes – Crystallization

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Details

137209, 222399, B65D 8300, B65D 8314

Patent

active

040294730

ABSTRACT:
An arrangement for the controlled delivery of liquid reagent is shown wherein a reservoir vessel for storing the liquid in volume is coupled to replenish a "vestibule vessel" provided for intermediate storage of the liquid enroute to the delivery point and for pneumatic propulsion thereof, the liquid being pneumatically driven from reservoir to the vestibule through a unidirectional check valve.

REFERENCES:
patent: 1834245 (1931-12-01), Kantor et al.
patent: 3531258 (1970-09-01), Merrifield et al.
patent: 3536450 (1970-10-01), Dus et al.
patent: 3557077 (1971-01-01), Brunfeld et al.
patent: 3909205 (1975-09-01), Jones

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