Patent US3092446A successfully refreshed from Google Patents.
US3092446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separation of plutonium from uranium
Assignee: Atomic Energy of Canada Ltd AECL
•
Filing: 1958-11-25
•
Granted: 1963-06-04
•
Expires: 1978-11-25
Abstract
No abstract record available.
Inventors
- 👤 William W Morgan
- 👤 Wilson G Mathers
- 👤 Robert G Hart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:49
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
104 words
IN THE PROCESS OF TREATING AN AQUEOUS NITRIC ACID DISSOLVER SOLUTION CONTAINING URANIUM, PLUTONIUM, AND FISSION PRODUCTS BY EXTRACTING THE URANIUM AND PLUTONIUM INTO A TRIBUTYL PHOSPHATE-DILUENT ORGANIC PHASE CONTAMINATED WITH DIBUTYL PHOSPHATE, STRIPPING THE PULTONIUM FROM THE ORGANIC PHASE BY AN AQUEOUS NITRIC ACID SOLUTION CONTAINING A REDUCING AGENT FOR PU+4, AND THEN RECOVERING THE URANIUM FROM THE ORGANIC PHASE IN A PLUTONIUM STRIPPING SOLUTION, THE STEPS COMPRISING PASSING THE TRIBUTYL PHOSPHATE-DILUENT ORGANIC PHASE CONTAINING URANIUM, TETRAVALENT PLUTONIUM AND DIBUTYL PHOSPHATE, THE DIBUTYL PHOSPHATE CONCENTRACTION BEING NOT SUBSTANTIALLY MORE THAN 0.001% BY VOLUME, IN COUNTER-CURRENT FLOW WITH THE AQUEOUS PLUTONIUM STRIPPING SOLUTION, MAIN-
Claim 2
Dependent Claim
104 words
IN THE PROCESS OF TREATING AN AQUEOUS NITRIC ACID DISSOLVER SOLUTION CONTAINING URANIUM, PLUTONIUM, AND FISSION PRODUCTS BY EXTRACTING THE URANIUM AND PLUTONIUM INTO A TRIBUTYL PHOSPHATE-DILUENT ORGANIC PHASE CONTAMINATED WITH DIBUTYL PHOSPHATE, STRIPPING THE PULTONIUM FROM THE ORGANIC PHASE BY AN AQUEOUS NITRIC ACID SOLUTION CONTAINING A REDUCING AGENT FOR PU+4, AND THEN RECOVERING THE URANIUM FROM THE ORGANIC PHASE IN A PLUTONIUM STRIPPING SOLUTION, THE STEPS COMPRISING PASSING THE TRIBUTYL PHOSPHATE-DILUENT ORGANIC PHASE CONTAINING URANIUM, TETRAVALENT PLUTONIUM AND DIBUTYL PHOSPHATE, THE DIBUTYL PHOSPHATE CONCENTRACTION BEING NOT SUBSTANTIALLY MORE THAN 0.001% BY VOLUME, IN COUNTER-CURRENT FLOW WITH THE AQUEOUS PLUTONIUM STRIPPING SOLUTION, MAIN-
References Cited (Backward Citations)
US2864664A
Cited
US2908547A
Cited
US2859092A
Cited
US2852349A
Cited
US2850362A
Cited
US2860031A
Cited
US2864668A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |