US2857324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engineering test reactor
Assignee: Individual
•
Filing: 1956-05-22
•
Granted: 1958-10-21
•
Expires: 1976-05-22
Abstract
No abstract record available.
Inventors
- 👤 Boisblanc Deslonde R De
- 👤 Marion E Thomas
- 👤 Robert M Jones
- 👤 George H Hanson
- 👤 Julian W Webster
- 👤 Carl F Leyse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:42
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/30; G21C19/00; G21C19/32; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A NUCLEAR REACTOR COMPRISING, IN COMBINATION, A MAIN PRESSURE VESSEL, AN INNER VESSEL LOCATED WITHIN THE MAIN PRESSURE VESSEL, SAID MAIN PRESSURE VESSEL AND SAID INNER VESSEL BEING IN COMMUNICATION NEAR THE BOTTOM THEREOF, A CORE CONTAINING MATERIAL FISSIONABLE BY NEUTRONS OF THERMAL ENERGY AND A REFLECTOR DISPOSED ABOUT THE CORE LOCATED WITHIN THE INNER VESSEL, A THERMAL SHIELD DISPOSED WITHIN THE MAIN PRESSURE VESSEL ABOUT THE CORE OF THE REACTOR, MEANS TO INTRODUCE COOLANT FLUID INTO THE TOP OF THE INNER VESSEL, AND MEANS TO DISCHARGE COOLANT FLUID FROM THE MAIN PRESSURE VESSEL AT A LOCATION ABOVE THE LOCATION OF THE THERMAL SHIELD, WHEREBY COOLANT FLUID WILL FLOW THROUGH THE REACTOR CORE, FROM THE INNER VESSEL INTO THE MAIN PRESSURE VESSEL, AND PAST THE THERMAL SHIELD TO DISCHARGE.
Claim 2
Dependent Claim
129 words
A NUCLEAR REACTOR COMPRISING, IN COMBINATION, A MAIN PRESSURE VESSEL, AN INNER VESSEL LOCATED WITHIN THE MAIN PRESSURE VESSEL, SAID MAIN PRESSURE VESSEL AND SAID INNER VESSEL BEING IN COMMUNICATION NEAR THE BOTTOM THEREOF, A CORE CONTAINING MATERIAL FISSIONABLE BY NEUTRONS OF THERMAL ENERGY AND A REFLECTOR DISPOSED ABOUT THE CORE LOCATED WITHIN THE INNER VESSEL, A THERMAL SHIELD DISPOSED WITHIN THE MAIN PRESSURE VESSEL ABOUT THE CORE OF THE REACTOR, MEANS TO INTRODUCE COOLANT FLUID INTO THE TOP OF THE INNER VESSEL, AND MEANS TO DISCHARGE COOLANT FLUID FROM THE MAIN PRESSURE VESSEL AT A LOCATION ABOVE THE LOCATION OF THE THERMAL SHIELD, WHEREBY COOLANT FLUID WILL FLOW THROUGH THE REACTOR CORE, FROM THE INNER VESSEL INTO THE MAIN PRESSURE VESSEL, AND PAST THE THERMAL SHIELD TO DISCHARGE.
References Cited (Backward Citations)
US2708656A
Cited
US2806819A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-20 | 1962-04-21 | 1962-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-20 | 1966-04-21 | 1966-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-20 | 1970-04-21 | 1970-10-21 | $7700.00 | Window Closed / Lapsed |