US3137637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel elements for nuclear reactors
Assignee: CA Parsons and Co Ltd
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Filing: 1958-11-24
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Granted: 1964-06-16
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Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 Elliott Edward Rae
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:11
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/30; G21C3/32; G21C3/322; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A NUCLEAR REACTOR FUEL ELEMENT FOR INSERTION IN A BORE OF A REACTOR CORE THROUGH WHICH BORE A COOLING FLUID FLOWS WHICH ELEMENT COMPRISES A SRIES OF STRAIGHT NUCLEAR FUEL CONTAINING TUBES ARRANGED TO FORM A TUBULAR FRAMEWORK WITH THE TUBES PARALLEL TO THE LONGITUNAL AXIS OF THE FRAMEWORK AND AN AXIALLY EXTENDING SUPPORT MEMBER HAVING RADIALLY EXTENDING WALLS WHICH EXTEND TO THE OUTER PERIPHERY OF THE FRAMEWORK, SUPPORT THE TUBES, BAFFLE THE SPACES BETWEEN THE TUBES AND ARE HELICALLY DISPOSED WITH RESPECT TO THE LONGITUDINAL AXIS OF THE FRAMEWORK.
Claim 2
Dependent Claim
90 words
A NUCLEAR REACTOR FUEL ELEMENT FOR INSERTION IN A BORE OF A REACTOR CORE THROUGH WHICH BORE A COOLING FLUID FLOWS WHICH ELEMENT COMPRISES A SRIES OF STRAIGHT NUCLEAR FUEL CONTAINING TUBES ARRANGED TO FORM A TUBULAR FRAMEWORK WITH THE TUBES PARALLEL TO THE LONGITUNAL AXIS OF THE FRAMEWORK AND AN AXIALLY EXTENDING SUPPORT MEMBER HAVING RADIALLY EXTENDING WALLS WHICH EXTEND TO THE OUTER PERIPHERY OF THE FRAMEWORK, SUPPORT THE TUBES, BAFFLE THE SPACES BETWEEN THE TUBES AND ARE HELICALLY DISPOSED WITH RESPECT TO THE LONGITUDINAL AXIS OF THE FRAMEWORK.
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |