Liquid purification or separation – Processes – Ion exchange or selective sorption
Patent
1991-09-16
1992-05-05
Silverman, Stanley S.
Liquid purification or separation
Processes
Ion exchange or selective sorption
210 85, 210 93, 210 961, 210282, 210290, B01D 1504, B01D 35143
Patent
active
051104792
ABSTRACT:
Means are provided for use with water purification systems and for evalutating the quality of water, which impart a color to water passing through such means, said color being indicative of an excess of a certain ionic strength or of a change of pH beyond a predetermined value.
There is also provided a highly efficient water purification system for the removal of a wide variety of contaminants, also equipped with a color release system when purification starts to fail.
REFERENCES:
patent: 2749307 (1956-06-01), Ellison
patent: 2761833 (1956-09-01), Ward
patent: 2778798 (1957-01-01), Klumb et al.
patent: 2781312 (1957-02-01), Klumb et al.
patent: 3327859 (1967-06-01), Pall
patent: 3355018 (1967-11-01), Smith
patent: 3841484 (1974-10-01), Dominick
patent: 4287057 (1981-09-01), Stanley
patent: 4368123 (1983-01-01), Stanley
patent: 4382862 (1983-05-01), Dillman
patent: 4474620 (1984-10-01), Hall
patent: 4635663 (1987-01-01), Rollins et al.
patent: 4681677 (1987-07-01), Kuh et al.
patent: 4713175 (1987-12-01), Bray
patent: 4769143 (1988-09-01), Deutsch et al.
patent: 4800018 (1989-01-01), Moser
patent: 4826594 (1989-05-01), Sedman
patent: 4894154 (1990-01-01), Roz et al.
patent: 4897187 (1990-01-01), Rice
patent: 4913808 (1990-04-01), Hague
patent: 4927539 (1990-05-01), Stevens et al.
Dalven Israel
Frommer Moshe A.
Nessler Cynthia L.
Schindler Edwin D.
Silverman Stanley S.
LandOfFree
Water purification systems does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Water purification systems, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Water purification systems will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1410415