US3697235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of purifying uranium hexafluoride by reduction to lower uranium fluorides
Assignee: United States Atomic Energy Commission
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Filing: 1960-03-31
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Granted: 1972-10-10
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Expires: 1980-03-31
Abstract
Abstract THE INVENTION RELATES TO THE PURIFICATION OF URANIUM HEXAFLUORIDE CONTAINED IN GASEOUS MIXTURES BY REDUCTION TO LOWER URANIUM FLUORIDES THROUGH FORMATION OF AN INTERMEDIATE COMPOUND HAVING THE EMPIRICAL FORMULA UF6N(O)X, WHERE X IS A NUMBER FROM 1 TO 2.
Inventors
- 👤 Pearl R Ogle Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:46
CPC Classifications
C; C01; C01B; C01B21/00; C01B21/082; C01B21/083; C01B21/084
Claims Analysis
Total Claims: 0
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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) | 1975-10-10 | 1976-04-10 | 1976-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-10 | 1980-04-10 | 1980-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-10 | 1984-04-10 | 1984-10-10 | $7700.00 | Window Closed / Lapsed |