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Patent US2780518A successfully refreshed from Google Patents.
US2780518A
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Process for recovery of uranium from aqueous solutions
Assignee: Individual
•
Filing: 1946-04-05
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Granted: 1957-02-05
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Expires: 1966-04-05
Abstract
No abstract record available.
Inventors
- 👤 Jr John W Gates
- 👤 Lawrence J Andrews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:29
CPC Classifications
C; C22; C22B; C22B60/00; C22B60/02; C22B60/0204; C22B60/0217; C22B60/0252; C22B60/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A PROCESS FOR THE SEPARATION OF URANIUM COMPOUND AN AQUEOUS SOLUTION CONTAINING A URANIUM COMPOUND AND FLUORIDE IONS, WHICH COMPRISES PROVIDING IN SAID SOLUTION SUFFICIENT SLUMINUM IONS TO COMPLEX SUBSTANTIALLY ALL OF SAID FLUORIDE, CONTACTING THE RESULTING SOLUTION WITH AN ORGANIC SOLVENT FOR SAID URANIUM COMPOUND WHICH IS SUBSTANTIALLY IMMISCIBLE WITH SAID SOLUTION, AND SEPARATING THE RESULTING EXTRACT AND RAFFINATE PHASES.
Claim 2
Dependent Claim
61 words
A PROCESS FOR THE SEPARATION OF URANIUM COMPOUND AN AQUEOUS SOLUTION CONTAINING A URANIUM COMPOUND AND FLUORIDE IONS, WHICH COMPRISES PROVIDING IN SAID SOLUTION SUFFICIENT SLUMINUM IONS TO COMPLEX SUBSTANTIALLY ALL OF SAID FLUORIDE, CONTACTING THE RESULTING SOLUTION WITH AN ORGANIC SOLVENT FOR SAID URANIUM COMPOUND WHICH IS SUBSTANTIALLY IMMISCIBLE WITH SAID SOLUTION, AND SEPARATING THE RESULTING EXTRACT AND RAFFINATE PHASES.
References Cited (Backward Citations)
US2227833A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |