US3009768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous process for preparing uranium hexafluoride from uranium tetrafluoride andoxygen
Assignee: Individual
•
Filing: 1959-04-24
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Granted: 1961-11-21
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Expires: 1979-04-24
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Adams
- 👤 James C Bresee
- 👤 Leslic M Ferris
- 👤 Charles D Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:37
CPC Classifications
C; C01; C01G; C01G43/00; C01G43/04; C01G43/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
64 words
THE METHOD OF PREPARING UF6 FROM UF4 WHICH COMPRISES INTRODUCING FINELY DIVIDED DRY UF4 AND A DRY OXYGEN-BEARING GAS INTO A BED OF FINELY DIVIDED URANYL FLUORIDE UNDER SUCH CONDITIONS AS TO FLUIDIZE SAID BED, MAINTAINING SAID BED AT A TEMPERATURE WITHIN THE RANGE OF 600*C. TO 900*C. AND AT A UF4 CONCENTRATION UNDER APPROXIMATELY 25 WEIGHT PERCENT AND RECOVERING THE UF6 FORMED THEREBY.
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) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |