US2886430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Uranium compositions
Assignee: Individual
•
Filing: 1948-02-26
•
Granted: 1959-05-12
•
Expires: 1968-02-26
Abstract
No abstract record available.
Inventors
- 👤 Allen Norman Percy
- 👤 Grogan John Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:06
CPC Classifications
C; C22; C22C; C22C43/00; Y; Y10; Y10S; Y10S376/00; Y10S376/90; Y10S376/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
THE METHOD OF REDUCING OR SUBSTANTIALLY ELIMINATING IRREGULARITIES IN THE PHYSICAL AND MECHANICAL PROPERTIES OF URANIUM HAVING AN IMPURITY CONTENT OF LESS THAN 0.1 PERCENT BY WEIGHT TO RENDER IT SUITABLE FOR USE IN A NUCLEAR REACTOR, WHICH COMPRISES INCORPORATING IN THE URANIUM WHILE IN THE MOLTEN STATE AT LEAST ONE ALLOYING ELEMENT OF SMALL NEUTRON CAPTURE CROSS-SECTION IN AN AMOUNT WHICH IS NOT LESS THAN 0.05 PERCENT BY WEIGHT OF THE URANIUM AND WHICH IS INSUFFICIENT TO CAUSE AN INCREASE EXCEEDING 0.1 IN THE TOTAL COMPETITIVE THERMAL NEUTRON ABSORPTION EXPRESSED AS A PERCENTAGE.
Claim 2
Independent Claim
94 words
THE METHOD OF REDUCING OR SUBSTANTIALLY ELIMINATING IRREGULARITIES IN THE PHYSICAL AND MECHANICAL PROPERTIES OF URANIUM HAVING AN IMPURITY CONTENT OF LESS THAN 0.1 PERCENT BY WEIGHT TO RENDER IT SUITABLE FOR USE IN A NUCLEAR REACTOR, WHICH COMPRISES INCORPORATING IN THE URANIUM WHILE IN THE MOLTEN STATE AT LEAST ONE ALLOYING ELEMENT OF SMALL NEUTRON CAPTURE CROSS-SECTION IN AN AMOUNT WHICH IS NOT LESS THAN 0.05 PERCENT BY WEIGHT OF THE URANIUM AND WHICH IS INSUFFICIENT TO CAUSE AN INCREASE EXCEEDING 0.1 IN THE TOTAL COMPETITIVE THERMAL NEUTRON ABSORPTION EXPRESSED AS A PERCENTAGE.
References Cited (Backward Citations)
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Cited
US1433403A
Cited
US1648954A
Cited
US1648962A
Cited
GB230865A
Cited
US1728942A
Cited
US2446780A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |