Patent US3210151A successfully refreshed from Google Patents.
US3210151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of uranium and vanadium
Assignee: Phillips Petroleum Co
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Filing: 1961-07-20
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Granted: 1965-10-05
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Expires: 1981-07-20
Abstract
No abstract record available.
Inventors
- 👤 Robert A Koble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:44
CPC Classifications
C; C22; C22B; C22B60/00; C22B60/02; C22B60/0204; C22B60/0217; C22B60/0221; C22B60/0247; C22B3/00; C22B3/04; C22B3/06; C22B34/00; C22B34/20; C22B34/22; C22B60/0208; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A METHOD COMPRISING CONTACTING COMMINUTED ORE CONTAINING VANADIUM AND URANIUM VALUES WITH AN AQUEOUS ALKALINE MILL SOLUTION CONTAINING SODIUM CARBONATE AND SODIUM BICARBONATE, ROASTING THE RESULTING WETTED ORE IN A ROASTING ZONE AT ELEVATED TEMPERATURES IN THE RANGE OF 1200 TO 1700*F., WITHDRAWING VAPORIZED WATER FROM SAID ZONE, LEACHING THE RESULTING ROASTED ORE WITH AN AQUEOUS SOLUTION CONTAINING A SOLUBLE SODIUM SALT AT TEMPERATURES IN THE RANGE OF 160 TO 220*F. AND AT PRESSURES IN THE RANGE OF ATMOSPHERIC PRESSURE TO 15 P.S.I.G., SEPARATING THE RESULTING LEACHED PULP AND PREGNANT LIQUOR COMPRISING SOLUBLE VANADIUM AND URANIUM VALUES, WASHING SAID LEACHED PULP WITH A WASH SOLUTION COMPRISING WATER, RECYCLING USED WASH SOLUTION FOR USE AS SAID MILL SOLUTION, AND RECOVERING SAID VANADIUM VALUES AND URANIUM VALUES FROM SAID PREGNANT LIQUOR.
Claim 2
Independent Claim
129 words
A METHOD COMPRISING CONTACTING COMMINUTED ORE CONTAINING VANADIUM AND URANIUM VALUES WITH AN AQUEOUS ALKALINE MILL SOLUTION CONTAINING SODIUM CARBONATE AND SODIUM BICARBONATE, ROASTING THE RESULTING WETTED ORE IN A ROASTING ZONE AT ELEVATED TEMPERATURES IN THE RANGE OF 1200 TO 1700*F., WITHDRAWING VAPORIZED WATER FROM SAID ZONE, LEACHING THE RESULTING ROASTED ORE WITH AN AQUEOUS SOLUTION CONTAINING A SOLUBLE SODIUM SALT AT TEMPERATURES IN THE RANGE OF 160 TO 220*F. AND AT PRESSURES IN THE RANGE OF ATMOSPHERIC PRESSURE TO 15 P.S.I.G., SEPARATING THE RESULTING LEACHED PULP AND PREGNANT LIQUOR COMPRISING SOLUBLE VANADIUM AND URANIUM VALUES, WASHING SAID LEACHED PULP WITH A WASH SOLUTION COMPRISING WATER, RECYCLING USED WASH SOLUTION FOR USE AS SAID MILL SOLUTION, AND RECOVERING SAID VANADIUM VALUES AND URANIUM VALUES FROM SAID PREGNANT LIQUOR.
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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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |