US3330739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-cell flash distillation system
Assignee: SALINE WATER CONVERSION Corp
•
Filing: 1964-06-05
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Granted: 1967-07-11
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Expires: 1984-06-05
Abstract
No abstract record available.
Inventors
- 👤 Ralph C Roe
- 👤 Lichtenstein Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:20
CPC Classifications
F; F28; F28B; F28B1/00; F28B1/02; C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/06; C02F1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A FRESH WATER RECOVERY DEVICE COMPRISING A PLURALITY OF VERTICAL EVAPORATOR PLATES POSITIONED IN CLOSELY SPACED FACE-TO-FACE RELATIONSHIP, CONDENSER MEANS POSITIONED BETWEEN SAID PLATES, MEANS DISTRIBUTING WATER TO BE PURIFIED TO FLOW DOWNWARDLY OVER THE SURFACE AREA OF SAID PLATES, THE EXTERIOR SURFACES OF SAID EVAPORATOR PLATES AND SAID CONDENSER MEANS BEING EXPOSED WITHIN VERTICALLY ALIGNED PRESSURE ISOLATED EVAPORATOR CELLS, SAID EVAPORATOR CELLS BEING PRESSURE ISOLATED IN A MANNER PERMITTING CONTINUOUS AND UNINTERRUPTED FLOW OF BRINE DOWNWARDLY FROM ONE CELL TO THE NEXT AND MEANS COLLECTING THE PURIFIED WATER WHICH FORMS ON THE EXTERNAL SURFACES OF THE CONDENSER IN EACH CELL.
Claim 2
Dependent Claim
101 words
A FRESH WATER RECOVERY DEVICE COMPRISING A PLURALITY OF VERTICAL EVAPORATOR PLATES POSITIONED IN CLOSELY SPACED FACE-TO-FACE RELATIONSHIP, CONDENSER MEANS POSITIONED BETWEEN SAID PLATES, MEANS DISTRIBUTING WATER TO BE PURIFIED TO FLOW DOWNWARDLY OVER THE SURFACE AREA OF SAID PLATES, THE EXTERIOR SURFACES OF SAID EVAPORATOR PLATES AND SAID CONDENSER MEANS BEING EXPOSED WITHIN VERTICALLY ALIGNED PRESSURE ISOLATED EVAPORATOR CELLS, SAID EVAPORATOR CELLS BEING PRESSURE ISOLATED IN A MANNER PERMITTING CONTINUOUS AND UNINTERRUPTED FLOW OF BRINE DOWNWARDLY FROM ONE CELL TO THE NEXT AND MEANS COLLECTING THE PURIFIED WATER WHICH FORMS ON THE EXTERNAL SURFACES OF THE CONDENSER IN EACH CELL.
References Cited (Backward Citations)
FR992743A
Cited
US2703310A
Cited
US2861925A
Cited
US3004590A
Cited
US3190817A
Cited
US3219554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |