US3155459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separating brine from ice crystals
Assignee: Halcon Research and Development Corp
•
Filing: 1961-02-09
•
Granted: 1964-11-03
•
Expires: 1981-02-09
Abstract
No abstract record available.
Inventors
- 👤 Brown David
- 👤 Colton John White
- 👤 Shrwood N Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:10
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/22; C02F2103/00; C02F2103/08; Y; Y02; Y02A; Y02A20/00; Y02A20/124
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A PROCESS FOR THE PRODUCTION OF A FRESH WATER PRODUCT FROM A SLURRY OF ICE CRYSTALS HAVING AN AVERAGE PARTICLE DIAMETER OF GREATER THAN 0.3 MM. AND BRINE WHICH COMPRISES: INTRODUCING SAID SLURRY TANGEENTIALLY INTO A SEPARATING ZONE; SEPARATING A SUBSTANTIAL PORTION OF SAID BRINE; UPWARDLY FLOWING THE REMAINING ICE CRYSTALS AND RESIDUAL BRINE INTO THE LOWER PORTION OF A WASHING ZONE; DOWNWARDLY FLOWING WASH WATER INTO THE UPPER PORTION OF SAID ZONE; COUNTERCURRENTLY CONTACTING SAID ICE CRYSTALS WITH SAID WASH WATER; MAINTAINING LESS THAN 30% BY WEIGHT OF SAID ICE CRYSTALS IN SAID WASHING ZONE AND A NET DOWNFLOW OF WASH WATER TO FROM 3 TO 6% BASED ON WEIGHT OF PRODUCT; AND WITHDRAWING FROM SAID UPPER PART OF SAID ZONE A FRESH WATER PRODUCT OF ICE CRYSTALS AND WATER HAVING A SALINITY OF LESS THAN 500 P.P.M.
Claim 2
Dependent Claim
139 words
A PROCESS FOR THE PRODUCTION OF A FRESH WATER PRODUCT FROM A SLURRY OF ICE CRYSTALS HAVING AN AVERAGE PARTICLE DIAMETER OF GREATER THAN 0.3 MM. AND BRINE WHICH COMPRISES: INTRODUCING SAID SLURRY TANGEENTIALLY INTO A SEPARATING ZONE; SEPARATING A SUBSTANTIAL PORTION OF SAID BRINE; UPWARDLY FLOWING THE REMAINING ICE CRYSTALS AND RESIDUAL BRINE INTO THE LOWER PORTION OF A WASHING ZONE; DOWNWARDLY FLOWING WASH WATER INTO THE UPPER PORTION OF SAID ZONE; COUNTERCURRENTLY CONTACTING SAID ICE CRYSTALS WITH SAID WASH WATER; MAINTAINING LESS THAN 30% BY WEIGHT OF SAID ICE CRYSTALS IN SAID WASHING ZONE AND A NET DOWNFLOW OF WASH WATER TO FROM 3 TO 6% BASED ON WEIGHT OF PRODUCT; AND WITHDRAWING FROM SAID UPPER PART OF SAID ZONE A FRESH WATER PRODUCT OF ICE CRYSTALS AND WATER HAVING A SALINITY OF LESS THAN 500 P.P.M.
References Cited (Backward Citations)
US2315762A
Cited
US2539019A
Cited
FR1065207A
Cited
US2874118A
Cited
US3012409A
Cited
US3049889A
Cited
US3062626A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |