Liquid drain trap device

Details Liquid drain trap device Liquid drain trap device

1988-09-12

1992-02-04

Lacey, David L.

Chemical apparatus and process disinfecting, deodorizing, preser

Analyzer, structured indicator, or manipulative laboratory...

Means for analyzing gas sample

422101, 1371704, 137205, 55178, 141 65, B01D 1902

Patent

active

050858335

ABSTRACT:
A liquid drain trap device of negative-pressure relay type, which comprises a vertically-elongated hollow container, a liquid drain pipe connected to the side wall of the container and negative-pressure suction device provided in an upper side of the container so as to maintain the interior of the container under a negative pressure and exert a suction force to drain the liquid through the pipe, the liquid drain pipe being made of fluorine resin material at least at its end section projecting into the interior of the container.

REFERENCES:
patent: 4120816 (1978-10-01), de Lautrec et al.
Dziewiecki et al., Chemical Abstract #94(12)86495r of Polish Patent #106,273 (12/31/79).

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