US3318784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Salt water conversion system
Assignee: Individual
•
Filing: 1963-11-01
•
Granted: 1967-05-09
•
Expires: 1983-11-01
Abstract
No abstract record available.
Inventors
- 👤 Richard G Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:22
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; Y; Y10; Y10S; Y10S203/00; Y10S203/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
350 words
A SALT WATER CONVERSION SYSTEM COMPRISING A HOUSING SUPPORTED NEAR A BODY OF SALT WATER, A SALT WATER RESERVOIR OPEN TO ATMOSPHERIC PRESSURE, MEANS FOR PUMPING SALT WATER FROM THE BODY OF SALT WATER TO THE RESERVOIR TO MAINTAIN GENERALLY A PREDETERMINED LEVEL THEREIN, AN EVAPORATOR ABOVE THE RESERVOIR, MEANS DEFINING A PLURALITY OF COMPARTMENTS IN THE EVAPORATOR CONNECTED TOGETHER IN SERIES ADJACENT THEIR LOWER ENDS, MEANS FOR CONTINOUSLY WITHDRAWING WATER VAPOR FROM EACH COMPARTMENT, A PIPE CONNECTED FROM THE RESERVOIR TO THE BOTTOM OF THE FIRST ONE OF THE SERIES OF COMPARTMENTS, THE FIRST COMPARTMENT BEING POSITIONED AT SUCH A HEIGHT ABOVE THE LEVEL OF WATER IN THE RESERVOIR THAT THE ATMOSPHERIC PRESSURE UPON THE WATER IN THE RESERVOIR MAINTAINS A COLUMN OF WATE THROUGH THE CONNECTING PIPE AND EXTENDING ABOVE THE CONNECTION BETWEEN THE FIRST AND SECOND COMPARTMENTS OF THE SERIES, WHEREBY THE WATER SURFACE IN THE FIRST COMPARTMENT DEFINES THE LOWER SIDE OF A CLOSED COMPARTMENT, THE PRESSURE WITHIN WHICH IS MAINTAINED SUFFICIENTLY LOW TO CAUSE BOILING OF THE WATER WITH CONTINUOUS REPLENISHMENT FROM THE RESERVOIR, THE SUCCESSIVE COMPARTMENTS AND THE CONNECTIONS BETWEEN THEM BEING SIMILARLY EVELATED WITH RESPECT TO THE LEVEL OF WATER MAINTAINED WITHIN THEM AS SET FORTH FOR THE FIRST COMPARTMENT, WHEREBY THE WATER SURFACE IN EACH COMPARTMENT DEFINES THE LOWER SIDE OF A CLOSED COMPARTMENT, AND THE WATER IN EACH COMPARTMENT BOILS BECAUSE OF THE LOW PRESSURE THEREIN, AND MENS FOR WITHDRAWING SALT WATER FROM THE LAST COMPARTMENT OF THE SERIES, THE MEANS FOR WITHDRAWING VAPOR FROM EACH COMPARTMENT COMPRISING AN EJECTOR HAVING AN INLET ADJACENT THE UPPER SIDE OF THE COMPARTMENT AND AN OUTLET BELOW THE COMAPRTMENT, EACH EJECTOR COMPRISING A SPIRALLY WOUND WALL, THE LOWER EDGE OF WHICH DEFINES A DOWNWARDLY AND OUTWARDLY WINDING HELIX EXTENDING FROM THE INLET TO THE OUTLET, AND MEANS FOR CIRCULATING HIGH VELOCITY FLUID THROUGH EACH EJECTOR TO DRAW WATER VAPOR FROM THE EVAPORATOR COMPARTMENTS, THE RESULTING MIXTURE OF FLUID AND WATER VAPOR BEING GRADUALLY EXPANDED TO PROGRESSIVELY REDUCED PRESSURE BY THE PROGRESSIVELY ENLARGED AREA PROVIDED BY THE HELICAL LOWER EDGE OF THE SPIRALLY WOUND WALL.
Claim 2
Dependent Claim
350 words
A SALT WATER CONVERSION SYSTEM COMPRISING A HOUSING SUPPORTED NEAR A BODY OF SALT WATER, A SALT WATER RESERVOIR OPEN TO ATMOSPHERIC PRESSURE, MEANS FOR PUMPING SALT WATER FROM THE BODY OF SALT WATER TO THE RESERVOIR TO MAINTAIN GENERALLY A PREDETERMINED LEVEL THEREIN, AN EVAPORATOR ABOVE THE RESERVOIR, MEANS DEFINING A PLURALITY OF COMPARTMENTS IN THE EVAPORATOR CONNECTED TOGETHER IN SERIES ADJACENT THEIR LOWER ENDS, MEANS FOR CONTINOUSLY WITHDRAWING WATER VAPOR FROM EACH COMPARTMENT, A PIPE CONNECTED FROM THE RESERVOIR TO THE BOTTOM OF THE FIRST ONE OF THE SERIES OF COMPARTMENTS, THE FIRST COMPARTMENT BEING POSITIONED AT SUCH A HEIGHT ABOVE THE LEVEL OF WATER IN THE RESERVOIR THAT THE ATMOSPHERIC PRESSURE UPON THE WATER IN THE RESERVOIR MAINTAINS A COLUMN OF WATE THROUGH THE CONNECTING PIPE AND EXTENDING ABOVE THE CONNECTION BETWEEN THE FIRST AND SECOND COMPARTMENTS OF THE SERIES, WHEREBY THE WATER SURFACE IN THE FIRST COMPARTMENT DEFINES THE LOWER SIDE OF A CLOSED COMPARTMENT, THE PRESSURE WITHIN WHICH IS MAINTAINED SUFFICIENTLY LOW TO CAUSE BOILING OF THE WATER WITH CONTINUOUS REPLENISHMENT FROM THE RESERVOIR, THE SUCCESSIVE COMPARTMENTS AND THE CONNECTIONS BETWEEN THEM BEING SIMILARLY EVELATED WITH RESPECT TO THE LEVEL OF WATER MAINTAINED WITHIN THEM AS SET FORTH FOR THE FIRST COMPARTMENT, WHEREBY THE WATER SURFACE IN EACH COMPARTMENT DEFINES THE LOWER SIDE OF A CLOSED COMPARTMENT, AND THE WATER IN EACH COMPARTMENT BOILS BECAUSE OF THE LOW PRESSURE THEREIN, AND MENS FOR WITHDRAWING SALT WATER FROM THE LAST COMPARTMENT OF THE SERIES, THE MEANS FOR WITHDRAWING VAPOR FROM EACH COMPARTMENT COMPRISING AN EJECTOR HAVING AN INLET ADJACENT THE UPPER SIDE OF THE COMPARTMENT AND AN OUTLET BELOW THE COMAPRTMENT, EACH EJECTOR COMPRISING A SPIRALLY WOUND WALL, THE LOWER EDGE OF WHICH DEFINES A DOWNWARDLY AND OUTWARDLY WINDING HELIX EXTENDING FROM THE INLET TO THE OUTLET, AND MEANS FOR CIRCULATING HIGH VELOCITY FLUID THROUGH EACH EJECTOR TO DRAW WATER VAPOR FROM THE EVAPORATOR COMPARTMENTS, THE RESULTING MIXTURE OF FLUID AND WATER VAPOR BEING GRADUALLY EXPANDED TO PROGRESSIVELY REDUCED PRESSURE BY THE PROGRESSIVELY ENLARGED AREA PROVIDED BY THE HELICAL LOWER EDGE OF THE SPIRALLY WOUND WALL.
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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) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |