Water treatment and soil testing
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Dec 11, 1990
Grant Date -
N/A
app pub date -
Sep 8, 1989
filing date -
Mar 12, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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Cited Art Landscape
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