US3034889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decontamination of uranium
Assignee: Individual
•
Filing: 1953-03-03
•
Granted: 1962-05-15
•
Expires: 1973-03-03
Abstract
No abstract record available.
Inventors
- 👤 Frank H Spedding
- 👤 Thomas A Butler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:27
CPC Classifications
C; C22; C22B; C22B60/00; C22B60/02; C22B60/0204; C22B60/0213; G; G21; G21C; G21C19/00; G21C19/42; G21C19/44; G21C19/48; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y02W; Y02W30/00; Y02W30/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A METHOD OF SEPARATING FISSION PRODUCTS FROM A MIXTURE CONTAINING SAID FISSION PRODUCTS TOGETHER WITH PREDOMINANT QUANTITIES OF URANIUM METAL, COMPRISING MELTING SAID MIXTURE WITH FROM 2 TO 20% BY WEIGHT OF ALUMINUM METAL WHEREBY SAID FISSION PRODUCTS ALLOY WITH THE ALUMINUM METAL IN THE FORM OF A SEPARATE PHASE WHILE SAID URANIUM METAL REMAINS NON-ALLOYED, AND SEPARATING SAID ALLOY PHASE FROM SAID URANIUM METAL.
Claim 2
Independent Claim
65 words
A METHOD OF SEPARATING FISSION PRODUCTS FROM A MIXTURE CONTAINING SAID FISSION PRODUCTS TOGETHER WITH PREDOMINANT QUANTITIES OF URANIUM METAL, COMPRISING MELTING SAID MIXTURE WITH FROM 2 TO 20% BY WEIGHT OF ALUMINUM METAL WHEREBY SAID FISSION PRODUCTS ALLOY WITH THE ALUMINUM METAL IN THE FORM OF A SEPARATE PHASE WHILE SAID URANIUM METAL REMAINS NON-ALLOYED, AND SEPARATING SAID ALLOY PHASE FROM SAID URANIUM METAL.
References Cited (Backward Citations)
US2778730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |