Apparatus for preparing liquid samples for analysis in automatic

Details Apparatus for preparing liquid samples for analysis in automatic Apparatus for preparing liquid samples for analysis in automatic

1975-03-10

1976-07-13

Hart, Charles N.

Liquid purification or separation

Filter

Movable medium

210518, 210DIG23, B01D 3300

Patent

active

039692507

ABSTRACT:
An improved device for filtering, isolating, containing, and storing fluid specimens which are to be analyzed with an automatic chemical analyzer. The device includes a filter means for removing particulates, a membrane valve for isolating the filtrate, a releasable piston ring which permits telescoping of the assembly, and a plunger tube which serves as a simple and/or storage vessel.

REFERENCES:
patent: 3512940 (1970-05-01), Shapiro
patent: 3661265 (1972-05-01), Greenspan
patent: 3701434 (1972-10-01), Moore
patent: 3832141 (1974-08-01), Haldopoulos
patent: 3846077 (1974-11-01), Ohringer
patent: 3865731 (1975-02-01), Seitz
patent: 3894951 (1975-07-01), Ayres

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