US3741878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and system for extracting salts concentrated brine, and/or pure water from saline water
Assignee: Hydro Chemical and Mineral Corp
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Filing: 1972-05-30
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Granted: 1973-06-26
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Expires: 1992-05-30
Abstract
Abstract A PROCESS FOR EXTRACTING SALTS, CONCENTRATED BRINE, OR PURE WATER FROM SALINE WATER BY DISTILLION IS CHARACTERIZED BY REPLACING A PART OF THE SALINE WATER BEFORE DISTILLATION WITH A QUANTITY OF AN OIL, DISTILLING PURE WATER FROM THE MIXTURE THROUGH ONE OR MORE CYCLE UNTIL THE SALINE WATER REACHES A CONCENTRATION WHERE A SUBSTANTIAL QUINTITY OR MOST OF THE SALT PRECIPPITATES AND SEPARATING FROM THE MIXTURE THE PREPCIPITATED SALT, CONCENTRATED BRINE,
Inventors
- 👤 A Osdor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:27
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/10; C02F1/06; Y; Y10; Y10S; Y10S159/00; Y10S159/33; Y10S203/00; Y10S203/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-25 | 1976-12-25 | 1977-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-25 | 1980-12-25 | 1981-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-25 | 1984-12-25 | 1985-06-26 | $7700.00 | Window Closed / Lapsed |