Water treatment and soil testing

Details Water treatment and soil testing Water treatment and soil testing

1989-09-08

1990-12-11

Cintins, Ivars

Chemical apparatus and process disinfecting, deodorizing, preser

Analyzer, structured indicator, or manipulative laboratory...

Sample mechanical transport means in or for automated...

210282, 422101, 436 79, 436 80, 436 84, 436103, 436116, G01N 3324

Patent

active

RE0334871

ABSTRACT:
A device for treating water to reduce the concentration of cations or anions therein includes a water-tight container (4) of flexible material, designed to be able to lie substantially flat (FIG. 3) when empty and having an aperture (5) for the introduction of liquid, a strainer (7) extending across the aperture, and a closure (6) for the aperture, and a quantity of ion-exchange material (b 8) occupying a minor proportion of the available interior volume of the container. A soil extraction outfit and a soil testing outfit are described, which incorporate the water treatment device.

REFERENCES:
patent: 2781312 (1957-02-01), Klumb et al.
patent: 3223619 (1965-12-01), Calmon et al.
patent: 3224586 (1965-12-01), Wade
patent: 3572997 (1971-03-01), Burk
patent: 4303610 (1981-12-01), Sardisco et al.
patent: 4443336 (1984-04-01), Bennethum

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