US2990360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neutronic reactor control rod and method of fabrication
Assignee: Individual
•
Filing: 1959-04-08
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Granted: 1961-06-27
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Expires: 1979-04-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Stanley W Porembka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:39
CPC Classifications
G; G21; G21C; G21C21/00; G21C21/18; G21C7/00; G21C7/06; G21C7/08; G21C7/10; G21C7/113; G21C7/24; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12069; Y10T428/12076; Y10T428/12083; Y10T428/12097; Y10T428/12139; Y10T428/12347; Y10T428/12375; Y10T428/12493; Y10T428/12771; Y10T428/12806
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A NEUTRONIC REACTOR CONTROL ROD FORMED FROM A COMPACTED POWDER DISPERSION CONSISTING OF TITANIUM DIBORIDE DISPERSED IN A MATRIX OF METALLIC TITANIUM, AND SHEATHED WITH A CLADDING OF AN ALLOY CONSISTING OF FROM 1.3% TO 1.6% BY WEIGHT OF TIN, FROM 0.07% TO 0.12% BY WEIGHT OF CHROMIUM, FROM 0.04% TO 0.08% BY WEIGHT OF NICKEL, FROM 0.09% TO 0.16% BY WEIGHT OF IRON, CARBON NOT EXCEEDING 0.05%, LESS THAN 0.5% BY WEIGHT OF INCIDENTAL IMPURITIES, AND THE BALANCE BEING ZIRCONIUM.
Claim 2
Dependent Claim
81 words
A NEUTRONIC REACTOR CONTROL ROD FORMED FROM A COMPACTED POWDER DISPERSION CONSISTING OF TITANIUM DIBORIDE DISPERSED IN A MATRIX OF METALLIC TITANIUM, AND SHEATHED WITH A CLADDING OF AN ALLOY CONSISTING OF FROM 1.3% TO 1.6% BY WEIGHT OF TIN, FROM 0.07% TO 0.12% BY WEIGHT OF CHROMIUM, FROM 0.04% TO 0.08% BY WEIGHT OF NICKEL, FROM 0.09% TO 0.16% BY WEIGHT OF IRON, CARBON NOT EXCEEDING 0.05%, LESS THAN 0.5% BY WEIGHT OF INCIDENTAL IMPURITIES, AND THE BALANCE BEING ZIRCONIUM.
References Cited (Backward Citations)
US2820751A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-26 | 1964-12-26 | 1965-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-26 | 1968-12-26 | 1969-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-26 | 1972-12-26 | 1973-06-27 | $7700.00 | Window Closed / Lapsed |