US3198599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of uranium and/or vanadium values from ores containing the same
Assignee: Honeywell International Inc
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Filing: 1961-09-15
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Granted: 1965-08-03
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Expires: 1981-09-15
Abstract
No abstract record available.
Inventors
- 👤 Clifford J Lewis
- 👤 William S Dunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:59
CPC Classifications
C; C22; C22B; C22B60/00; C22B60/02; C22B60/0204; C22B60/0217; C22B60/0221; C22B60/0226; C22B60/0239; C22B34/00; C22B34/20; C22B34/22; C22B60/0252; C22B60/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A PROCESS FOR RECOVERING URANIUM AND VANADIUM VALUES FROM AN ORE CONTAINING THE SAME WHICH COMPRISES CONTACTING THE ORE WITH A SOLUBILIZING AND EXTRACTING SOLUTION COMPRISING A NITROGEN OXIDE SELECTED FROM THE GROUP CONSISTING OF NITROGEN DIOXIDE AND LIQUID NITROGEN TETROXIDE, A WATER-INSOLUBLE ORGANO-PHOSPHATE AND A WATER-INSOLUBLE INERT ORGANIC SOLVENT, THE AMOUNT OF NITROGEN OXIDE IN THE SOLUTION BEING AT LEAST STOICHIOMETRICALLY EQUIVALENT TO THE URANIUM AND VANADIUM VALUES PRESENT IN THE ORE. IN THE PRESENCE OF WATER IN AMOUNT OF ABOUT 1 TO 6% BY WEIGHT OF THE SOLUBILIZING AND EXTRACTING SOLUTION AT TEMPERATURE OF ABOUT 0* TO 20*C. AND RECOVERING SAID URANIUM AND VANADIUM VALUES FROM THE SOLUBILIZING AND EXTRACTING SOLUTION.
Claim 2
Dependent Claim
113 words
A PROCESS FOR RECOVERING URANIUM AND VANADIUM VALUES FROM AN ORE CONTAINING THE SAME WHICH COMPRISES CONTACTING THE ORE WITH A SOLUBILIZING AND EXTRACTING SOLUTION COMPRISING A NITROGEN OXIDE SELECTED FROM THE GROUP CONSISTING OF NITROGEN DIOXIDE AND LIQUID NITROGEN TETROXIDE, A WATER-INSOLUBLE ORGANO-PHOSPHATE AND A WATER-INSOLUBLE INERT ORGANIC SOLVENT, THE AMOUNT OF NITROGEN OXIDE IN THE SOLUTION BEING AT LEAST STOICHIOMETRICALLY EQUIVALENT TO THE URANIUM AND VANADIUM VALUES PRESENT IN THE ORE. IN THE PRESENCE OF WATER IN AMOUNT OF ABOUT 1 TO 6% BY WEIGHT OF THE SOLUBILIZING AND EXTRACTING SOLUTION AT TEMPERATURE OF ABOUT 0* TO 20*C. AND RECOVERING SAID URANIUM AND VANADIUM VALUES FROM THE SOLUBILIZING AND EXTRACTING SOLUTION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |