US2860948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separation of neptunium from plutonium by chlorination and sublimation
Assignee: Individual
•
Filing: 1949-05-24
•
Granted: 1958-11-18
•
Expires: 1969-05-24
Abstract
No abstract record available.
Inventors
- 👤 Sherman M Fried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:51
CPC Classifications
C; C01; C01G; C01G56/00; C01G56/007; C01G56/008
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
72 words
A PROCESS FOR THE SEPARATION OF NEPTUNIUM VALUES FROM PLUTONIUM VALUES COMPRISING HEATING IN VACUO A MIXTURE CONTAINING AN OXYGEN-CONTAINING COMPOUND OF NEPTUNIUM AND AN OXYGEN-CONTAINING COMPOUND OF PLUTONIUM WITH CARBON AND CHLORINE AT A TEMPERATURE BETWEEN 300 AND 800*C. SO AS TO FORM NEPTUNIUM TETRACHLORIDE, COOLING AND CONDENSING THE NEPTUNIUM TETRACHLORIDE FRACTION IN A SEPARATE ZONE COOLER THAN THE REACTION ZONE AND FRACTIONALLY RESUBLIMING THE NEPTUNIUM TETRACHLORIDE FROM ANY PLUTONIUM TRICHLORIDE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |