Patent US3617288A successfully refreshed from Google Patents.
Patent US2841538A successfully refreshed from Google Patents.
US2841538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carrier electrolytic process for recovery of uranium from solutions thereof
Assignee: Individual
•
Filing: 1950-09-08
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Granted: 1958-07-01
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Expires: 1970-09-08
Abstract
No abstract record available.
Inventors
- 👤 Porter Robert Rampton
- 👤 Pinkney Ewen Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:59
CPC Classifications
C; C25; C25C; C25C1/00; C25C1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A PROCESS FOR THE SELECTIVE PREPARATION AND RECOVERY OF URANIUM COMPOUND FROM A SOLUTION CONTAINING URANIUM VALUES, WHICH COMPRISES SUBJECTING THE SOLUTION TO BE TREATED TO ELECTROLYSIS WITHIN A PH RANGE OF ABOUT 0.5 TO 6.0 IN THE PRESENCE IN THE SOLUTION BEING ELECTROLYZED OF A CATION CARRIER SELECTED FROM THE GROUP CONSISTING OF CU, CD, NI, AU, AG, ZN, BI, SB, AS AND FE CATIONS AND ALSO OF AN ANION SELECTED FROM THE GROUP CONSISTING OF PHOSPHATE, ARSENATE, HYDROXIDE AND CARBONATE IONS, WHEREBY SAID CATION IS DEPOSITED AT THE NEGATIVE ELECTRODE IN FREE FORM AS FINELY DIVIDED METAL AND, CONCOMITANTLY THEREWITH, THE URANIUM IS DEPOSITED IN COMBINED FORM AS URANIUM COMPOUND.
Claim 2
Dependent Claim
112 words
A PROCESS FOR THE SELECTIVE PREPARATION AND RECOVERY OF URANIUM COMPOUND FROM A SOLUTION CONTAINING URANIUM VALUES, WHICH COMPRISES SUBJECTING THE SOLUTION TO BE TREATED TO ELECTROLYSIS WITHIN A PH RANGE OF ABOUT 0.5 TO 6.0 IN THE PRESENCE IN THE SOLUTION BEING ELECTROLYZED OF A CATION CARRIER SELECTED FROM THE GROUP CONSISTING OF CU, CD, NI, AU, AG, ZN, BI, SB, AS AND FE CATIONS AND ALSO OF AN ANION SELECTED FROM THE GROUP CONSISTING OF PHOSPHATE, ARSENATE, HYDROXIDE AND CARBONATE IONS, WHEREBY SAID CATION IS DEPOSITED AT THE NEGATIVE ELECTRODE IN FREE FORM AS FINELY DIVIDED METAL AND, CONCOMITANTLY THEREWITH, THE URANIUM IS DEPOSITED IN COMBINED FORM AS URANIUM COMPOUND.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |