US3281325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Minimizing the effects of flux gradient in a reactor
Assignee: Individual
•
Filing: 1965-04-30
•
Granted: 1966-10-25
•
Expires: 1985-04-30
Abstract
No abstract record available.
Inventors
- 👤 Robert J Hennig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:57
CPC Classifications
G; G21; G21C; G21C15/00; G21C15/02; G21C15/04; G21C15/06; G21C7/00; G21C7/005; G21C3/00; G21C3/30; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
IN A NUCLEAR REACTOR COMPRISING A NUCLEARLY REACTIVE ASSEMBLY COMPOSED OF A CENTRAL ROD, A FIRST HOLLOW CYLINDER LOOSELY SURROUNDING THE ROD, AND A SECOND HOLLOW CYLINDER LOOSLEY SURROUNDING THE FIRST HOLLOW CYLINDERS; AND MEANS FOR CAUSING FLUID UNDER PRESSURE TO FLOW BETWEEN THE ROD AND THE FIRST CYLINDER AND BETWEEN THE FIRST AND SECOND CYLINDER FOR COOLING THE SAME; THE COMBINATION THEREWITH, OF SPIRAL SPACERS ATTACHED TO AND BETWEEN THE ROD AND THE FIRST CYLINDER AND TO AND BETWEEN THE FIRST
Claim 2
Dependent Claim
82 words
IN A NUCLEAR REACTOR COMPRISING A NUCLEARLY REACTIVE ASSEMBLY COMPOSED OF A CENTRAL ROD, A FIRST HOLLOW CYLINDER LOOSELY SURROUNDING THE ROD, AND A SECOND HOLLOW CYLINDER LOOSLEY SURROUNDING THE FIRST HOLLOW CYLINDERS; AND MEANS FOR CAUSING FLUID UNDER PRESSURE TO FLOW BETWEEN THE ROD AND THE FIRST CYLINDER AND BETWEEN THE FIRST AND SECOND CYLINDER FOR COOLING THE SAME; THE COMBINATION THEREWITH, OF SPIRAL SPACERS ATTACHED TO AND BETWEEN THE ROD AND THE FIRST CYLINDER AND TO AND BETWEEN THE FIRST
References Cited (Backward Citations)
CA609326A
Cited
US3089836A
Cited
US3047486A
Cited
FR1200880A
Cited
US2980667A
Cited
GB922498A
Cited
US3230146A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |