Patent US3231491A successfully refreshed from Google Patents.
US3231491A
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Method of desalting liquids
Assignee: Individual
•
Filing: 1963-10-11
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Granted: 1966-01-25
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Expires: 1983-10-11
Abstract
No abstract record available.
Inventors
- 👤 Knap George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:06
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/24; C02F2103/00; C02F2103/08; C02F2301/00; C02F2301/06; C02F2301/066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
THE METHOD OF DESALTING LIQUIDS WHICH COMPRISES MIXING CARBON DIOXIDE UNDER PRESSURE WITH A SALINE SOLUTION IN ONE LEG OF A U-SHAPED TUBE, DIRECTING SAID GASSOLUTION MIXTURE DOWNWARDLY IN SAID ONE LEG AND ALLOWING THE MIXTURE TO RISE IN A SECOND LEG OF SAID TUBE, MAINTAINING THE PRESSURE IN THE MIXTURE AT THE BOTTOM OF SAID SECOND LEG HIGH ENOUGH TO KEEP THE LIQUID SATURATED AT SAID BOTTOM, SAID GAS RISING THROUGH THE LIQUID IN SAID SECOND LEG AND TAKING SALT WITH IT TO FORM A SALT CONCEN-
Claim 2
Independent Claim
88 words
THE METHOD OF DESALTING LIQUIDS WHICH COMPRISES MIXING CARBON DIOXIDE UNDER PRESSURE WITH A SALINE SOLUTION IN ONE LEG OF A U-SHAPED TUBE, DIRECTING SAID GASSOLUTION MIXTURE DOWNWARDLY IN SAID ONE LEG AND ALLOWING THE MIXTURE TO RISE IN A SECOND LEG OF SAID TUBE, MAINTAINING THE PRESSURE IN THE MIXTURE AT THE BOTTOM OF SAID SECOND LEG HIGH ENOUGH TO KEEP THE LIQUID SATURATED AT SAID BOTTOM, SAID GAS RISING THROUGH THE LIQUID IN SAID SECOND LEG AND TAKING SALT WITH IT TO FORM A SALT CONCEN-
References Cited (Backward Citations)
US2784056A
Cited
US3128248A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |