US3723581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing fuel and/or breeder elements for nuclear reactors
Assignee: Forschungszentrum Jülich
•
Filing: 1969-04-18
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Granted: 1973-03-27
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Expires: 1989-04-18
Abstract
Abstract Coated particles used in making fuel and/or breeder elements are mixed with carbides and then heat hardened to form a compound member.
Inventors
- 👤 A Boettcher
- 👤 H Nickel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:45
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/42; G21C3/58; G21C3/62; G21C3/626; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
45 words
A method as in claim 1 in which said furfural alcohol mixed with chlorine containing allysilane or vinyl silane is heated in a vacuum or in a protective gas stream at a temperature from about 200* to 250* C until products of disintegration are removed.
Claim 2
Dependent Claim
28 words
A method as in claim 2, wherein sintering the compound member of resinified furfural alcohol is in a stream of argon gas at a temperature above 1000* C.
Claim 3
Dependent Claim
25 words
A method as in claim 2, wherein sintering the compound member of resinified furfural alcohol is in a nuclear reactor at the temperatures prevailing therein.
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) | 1976-03-26 | 1976-09-25 | 1977-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-26 | 1980-09-25 | 1981-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-26 | 1984-09-25 | 1985-03-27 | $7700.00 | Window Closed / Lapsed |