Patent US3248307A successfully refreshed from Google Patents.
US3248307A
Expired / Lapsed
US
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Distillation of sea water
Assignee: Individual
•
Filing: 1961-11-20
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Granted: 1966-04-26
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Expires: 1981-11-20
Abstract
No abstract record available.
Inventors
- 👤 Walford Juan George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:36
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/14; C02F1/046; Y; Y02; Y02A; Y02A20/00; Y02A20/20; Y02A20/208; Y02A20/212; Y10; Y10S; Y10S159/00; Y10S159/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A METHOD OF DISTILLING SEA WATER SUPPLIED FROM A BASIN SUBJECT TO ATMOSPHERIC PRESSURE AND CONTAINING SEA WATER WHICH IS WARM RELATIVELY TO A SUPPLY OF COOLING WATER OBTAINABLE FROMTHE SEA, WHICH CONSISTS IN ESTABLISHING A PARTIAL VACUUM IN A SPACE LOCATED AT SUCH A HEIGHT ABOVE THE LEVEL OF THE SEA WATER IN THE BASIN THAT WATER RAISED FROM SAID BASIN TO SID SPACE BY THE ACTION OF ATMOSPHERIC PRESSURE FINDS A LEVEL INSAID SPACE, UTILIZING THE WARMTH OF SAID RELATIVELY WARM SEA WATER TO PROMOTE EVAPORATION IN SAID SPACE BY CIRCULATING A CONTINUOUS STREAM OF SAID WARM WATER UPWARD THROUGH A BAROMETRIC COLUMN TO SAID SPACE AND THENCE THROUGH SAID SPACE AND
Claim 2
Independent Claim
114 words
A METHOD OF DISTILLING SEA WATER SUPPLIED FROM A BASIN SUBJECT TO ATMOSPHERIC PRESSURE AND CONTAINING SEA WATER WHICH IS WARM RELATIVELY TO A SUPPLY OF COOLING WATER OBTAINABLE FROMTHE SEA, WHICH CONSISTS IN ESTABLISHING A PARTIAL VACUUM IN A SPACE LOCATED AT SUCH A HEIGHT ABOVE THE LEVEL OF THE SEA WATER IN THE BASIN THAT WATER RAISED FROM SAID BASIN TO SID SPACE BY THE ACTION OF ATMOSPHERIC PRESSURE FINDS A LEVEL INSAID SPACE, UTILIZING THE WARMTH OF SAID RELATIVELY WARM SEA WATER TO PROMOTE EVAPORATION IN SAID SPACE BY CIRCULATING A CONTINUOUS STREAM OF SAID WARM WATER UPWARD THROUGH A BAROMETRIC COLUMN TO SAID SPACE AND THENCE THROUGH SAID SPACE AND
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |