US3030294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neutronic reactor control element
Assignee: Individual
•
Filing: 1959-08-14
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Granted: 1962-04-17
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Expires: 1979-08-14
Abstract
No abstract record available.
Inventors
- 👤 Richard J Beaver
- 👤 Jr Carl F Leitten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:24
CPC Classifications
G; G21; G21C; G21C7/00; G21C7/06; G21C7/08; G21C7/10; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
IN THE ABSORBING PORTION OF A NEUTRONIC REACTOR CONTROL ELEMENT WHEREIN A NON-FISSIONABLE NEUTRON-ABSORBING MATERIAL WHICH UNERGOES A NEUTRON-ALPHA NUCLEAR REACTION IS DISPERSED IN A MATRIX MATERIAL, THE IMPROVEMENT WHICH COMPRISES THE DISTRIBUTION OF SAID NEUTRON-ABSORBING MATERIAL, PRIOR TO EXPOSURE OF SAID ELEMENT TO NEUTRONS WHERE THE CONCENTRATION OF SAID MATERIAL VARIES TRANSVERSELY ACROSS SAID ELEMENT FROM A MINIMUM AT THE SURFACE TO A MAXIMUM AT THE CENTER OF SAID ELEMENT.
Claim 2
Dependent Claim
71 words
IN THE ABSORBING PORTION OF A NEUTRONIC REACTOR CONTROL ELEMENT WHEREIN A NON-FISSIONABLE NEUTRON-ABSORBING MATERIAL WHICH UNERGOES A NEUTRON-ALPHA NUCLEAR REACTION IS DISPERSED IN A MATRIX MATERIAL, THE IMPROVEMENT WHICH COMPRISES THE DISTRIBUTION OF SAID NEUTRON-ABSORBING MATERIAL, PRIOR TO EXPOSURE OF SAID ELEMENT TO NEUTRONS WHERE THE CONCENTRATION OF SAID MATERIAL VARIES TRANSVERSELY ACROSS SAID ELEMENT FROM A MINIMUM AT THE SURFACE TO A MAXIMUM AT THE CENTER OF SAID ELEMENT.
References Cited (Backward Citations)
US2859163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |