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US3206397A
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Cavitational reverse osmotic separation of water from saline solutions
Assignee: Metaltronics Inc
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Filing: 1962-09-10
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Granted: 1965-09-14
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Expires: 1982-09-10
Abstract
No abstract record available.
Inventors
- 👤 Richard F Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:52
CPC Classifications
B; B01; B01D; B01D65/00; B01D65/08; B01D61/00; B01D61/02; B01D61/025; B01D2321/00; B01D2321/20; B01D2321/2066; B01D2321/2075; C; C02; C02F; C02F2103/00; C02F2103/08; Y; Y02; Y02A; Y02A20/00; Y02A20/124; Y02A20/131; Y10; Y10S; Y10S159/00; Y10S159/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
THE PROCESS OF SEPARATING SOLVENTS FROM SOLUTES IN SOLUTIONS BY REVERSE OSMOTIC MEANS WHICH CONSISTS IN THE ESTABLISHMENT OF A CELL CONTAINING THE SOLUTION SEPARATED BY A SEMIPERMEABLE MEMBRANE SUBSTANTIALLY PERMEABLE TO THE SOLVENT BUT NOT THE SOLUTE FROM ANOTHER CELL CONTAINING THE SOLVENT; IMPARTING HIGH FREQUENCY VIBRATIONAL ENERGY TO THE CELL CONTAINING THE SOLUTION AND IMPARTING PRESSURE TO THE CELL CONTAINING THE SOLUTION TO EXCEED THE NATURAL OSOMOTIC PRESSURE AND TO CAUSE THE SOLVENT TO FLOW FROM THE CELL CONTAINING THE SOLUTION TO THE CELL CONTAINING THE SOLVENT.
Claim 2
Dependent Claim
89 words
THE PROCESS OF SEPARATING SOLVENTS FROM SOLUTES IN SOLUTIONS BY REVERSE OSMOTIC MEANS WHICH CONSISTS IN THE ESTABLISHMENT OF A CELL CONTAINING THE SOLUTION SEPARATED BY A SEMIPERMEABLE MEMBRANE SUBSTANTIALLY PERMEABLE TO THE SOLVENT BUT NOT THE SOLUTE FROM ANOTHER CELL CONTAINING THE SOLVENT; IMPARTING HIGH FREQUENCY VIBRATIONAL ENERGY TO THE CELL CONTAINING THE SOLUTION AND IMPARTING PRESSURE TO THE CELL CONTAINING THE SOLUTION TO EXCEED THE NATURAL OSOMOTIC PRESSURE AND TO CAUSE THE SOLVENT TO FLOW FROM THE CELL CONTAINING THE SOLUTION TO THE CELL CONTAINING THE SOLVENT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |