Patent US3136719A successfully refreshed from Google Patents.
US3136719A
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Liquid deionization apparatus permitting continuous operation
Assignee: Individual
•
Filing: 1961-06-01
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Granted: 1964-06-09
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Expires: 1981-06-01
Abstract
No abstract record available.
Inventors
- 👤 Serra Anna
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:08
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/42; B; B01; B01J; B01J47/00; B01J47/02; B01J47/026; B01J47/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
AN APPARATUS FOR LIQUID DEIONIZATION BY MEANS OF ION EXCHANGE RESINS COMPRISING A PLURALITY OF LAYERS OF CATION AND ANION ACTIVE MATIERALS DISPOSED IN ALTERNATE LAYERS VERTICALLY ABOVE ONE ANOTHE IN A SINGLE COLUMN, EACH SAID LAYER BEING DISPOSED IN A SEPARATE CELL, PIPE MEANS CONNECTING SAID CELLS FOR FEEDING A LIQUID THROUGH SAID CELLS IN SERIES, AN OUTLET PIPE FOR DISCHARGE OF DEIONIZED LIQUID, VALVE MEANS IN SAID PIPE MEANS COUPLING THE CELLS INTO AT LEAST THREE IMDEPENDENT GROUPS EACH CONTAINING A PLURALITY OF CELLS AND FOR DISCONNECTING ANY SELECTED GROUP OF CELLS AND DIRECTING THE LIQUID TO BE IONIZED AROUND THE SELECTED GROUP SO THAT THE CELLS OF THAT GROUP MAY BE SIMULTANEOUSLY SUBJECTED TO EGENERATION A SOURCE OF ACID REGENERANT AND A SOURCE OF ALKALINE REGENERANT, AND CONDUIT MEANS INCLUDING VALVES CONNECTING SAID SOURCES WITH THE CELLS OF SAID SELECTED GROUP CONTAINING CATION AND ANION ACTIVE MATERIALS RESPECTIVELY.
Claim 2
Independent Claim
151 words
AN APPARATUS FOR LIQUID DEIONIZATION BY MEANS OF ION EXCHANGE RESINS COMPRISING A PLURALITY OF LAYERS OF CATION AND ANION ACTIVE MATIERALS DISPOSED IN ALTERNATE LAYERS VERTICALLY ABOVE ONE ANOTHE IN A SINGLE COLUMN, EACH SAID LAYER BEING DISPOSED IN A SEPARATE CELL, PIPE MEANS CONNECTING SAID CELLS FOR FEEDING A LIQUID THROUGH SAID CELLS IN SERIES, AN OUTLET PIPE FOR DISCHARGE OF DEIONIZED LIQUID, VALVE MEANS IN SAID PIPE MEANS COUPLING THE CELLS INTO AT LEAST THREE IMDEPENDENT GROUPS EACH CONTAINING A PLURALITY OF CELLS AND FOR DISCONNECTING ANY SELECTED GROUP OF CELLS AND DIRECTING THE LIQUID TO BE IONIZED AROUND THE SELECTED GROUP SO THAT THE CELLS OF THAT GROUP MAY BE SIMULTANEOUSLY SUBJECTED TO EGENERATION A SOURCE OF ACID REGENERANT AND A SOURCE OF ALKALINE REGENERANT, AND CONDUIT MEANS INCLUDING VALVES CONNECTING SAID SOURCES WITH THE CELLS OF SAID SELECTED GROUP CONTAINING CATION AND ANION ACTIVE MATERIALS RESPECTIVELY.
References Cited (Backward Citations)
US2458115A
Cited
US2763607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |