US2799642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neutronic reactor fuel element
Assignee: Individual
•
Filing: 1951-07-13
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Granted: 1957-07-16
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Expires: 1971-07-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Henry Hurwitz
- 👤 Brooks Harvey
- 👤 Mannal Clifford
- 👤 John H Payne
- 👤 Emmeth A Luebke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:16
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/02; G21C3/04; G21C3/041; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12236; Y10T428/12243; Y10T428/1225
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
60 words
A FUEL ELEMENT FOR A NEUTRONIC REACTOR COMPRISING AN ELONGED CYLINDER OF NONFISSIONABLE MATERIAL, A MASS OF NEUTRON MODERATOR WITHIN THE CYLINDER HAVING A PLURALITY OF RECESSES THEREIN, AND THERMAL NEUTRON FISSIONABLE MATERIAL IN EACH RECESS, THE MASS HAVING AN ELONGATED PASSAGE CONNECTING EACH RECESS TO THE SURFACE OF THE MASS WHEREBY GASES GENERATED BY FISSION ESCAPE THROUGH SAID PASSAGE.
Claim 2
Dependent Claim
60 words
A FUEL ELEMENT FOR A NEUTRONIC REACTOR COMPRISING AN ELONGED CYLINDER OF NONFISSIONABLE MATERIAL, A MASS OF NEUTRON MODERATOR WITHIN THE CYLINDER HAVING A PLURALITY OF RECESSES THEREIN, AND THERMAL NEUTRON FISSIONABLE MATERIAL IN EACH RECESS, THE MASS HAVING AN ELONGATED PASSAGE CONNECTING EACH RECESS TO THE SURFACE OF THE MASS WHEREBY GASES GENERATED BY FISSION ESCAPE THROUGH SAID PASSAGE.
Claim 3
Dependent Claim
32 words
AN ARTICLE OF MANFACTURE COMPRISING A POLYGONAL MEMBER OF A NEUTRONICALLY EFFICIENT NEUTRON-MODERATING MATERIAL HAVING AN ANNULAR RECESS AND A SUBSTANTIALLY CENTRAL APERTURE IN ONE SURFACE, AND ALSO HAVING PARALLEL, CONICAL SURFACES.
Claim 4
Dependent Claim
32 words
AN ARTICLE OF MANFACTURE COMPRISING A POLYGONAL MEMBER OF A NEUTRONICALLY EFFICIENT NEUTRON-MODERATING MATERIAL HAVING AN ANNULAR RECESS AND A SUBSTANTIALLY CENTRAL APERTURE IN ONE SURFACE, AND ALSO HAVING PARALLEL, CONICAL SURFACES.
References Cited (Backward Citations)
GB630726A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-15 | 1961-01-14 | 1961-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-15 | 1965-01-14 | 1965-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-15 | 1969-01-14 | 1969-07-16 | $7700.00 | Window Closed / Lapsed |