Patent US3585696A successfully refreshed from Google Patents.
Patent US3773085A successfully refreshed from Google Patents.
Patent US3290231A successfully refreshed from Google Patents.
US3290231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of increasing the evaporation of water in the recovery of fresh water and salt
Assignee: Standard Oil Co
•
Filing: 1962-05-11
•
Granted: 1966-12-06
•
Expires: 1982-05-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Herman E Ries
- 👤 Gabor Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:51
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/14; Y; Y02; Y02A; Y02A20/00; Y02A20/20; Y02A20/208; Y02A20/212; Y10; Y10S; Y10S159/00; Y10S159/902; Y10S159/903; Y10S203/00; Y10S203/11; Y10S203/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
THE METHOD OF ACCELERATING THE EVAPORATION OF WATER FROM A BODY OF AN AQUEOUS LIQUID MEDIUM UNDERGOING EVAPORATION IN AN EVAPORATING ZONE WHICH COMPRISES: COVERING THE EVAPORATING SURFACE OF A BODY OF SAID MEDIUM WITH A THIN FLOATING LAYER OF DISCRETE, IMPERFORATE PARTICLES OF AN INERT SOLID NON-ABSORBENT MATERIAL HAVING THE SURFACE THEREOF WETTABLE BY WATER, WHICH PARTICLES HAVE AN AVERAGE DIAMETER OF LESS THAN ONE CENTIMETER AND A DENSITY LESS THAN SAID LIQUID MEDIUM, WHEREBY THE RATE OF VAPORIZATION OF SAID WATER IS ACCELERATED AT A GIVEN TEMPERATURE OVER THE RATE OF VAPORIZATION IN THE ABSENCE OF SAID LAYER.
Claim 2
Independent Claim
100 words
THE METHOD OF ACCELERATING THE EVAPORATION OF WATER FROM A BODY OF AN AQUEOUS LIQUID MEDIUM UNDERGOING EVAPORATION IN AN EVAPORATING ZONE WHICH COMPRISES: COVERING THE EVAPORATING SURFACE OF A BODY OF SAID MEDIUM WITH A THIN FLOATING LAYER OF DISCRETE, IMPERFORATE PARTICLES OF AN INERT SOLID NON-ABSORBENT MATERIAL HAVING THE SURFACE THEREOF WETTABLE BY WATER, WHICH PARTICLES HAVE AN AVERAGE DIAMETER OF LESS THAN ONE CENTIMETER AND A DENSITY LESS THAN SAID LIQUID MEDIUM, WHEREBY THE RATE OF VAPORIZATION OF SAID WATER IS ACCELERATED AT A GIVEN TEMPERATURE OVER THE RATE OF VAPORIZATION IN THE ABSENCE OF SAID LAYER.
References Cited (Backward Citations)
US3127235A
Cited
DE645545C
Cited
US2275117A
Cited
US2764533A
Cited
US2797141A
Cited
US3036880A
Cited
US3138546A
Cited
US2903330A
Cited
US3146060A
Cited
US3098701A
Cited
US3147067A
Cited
US3199944A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |