US2875143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Push-pull power reactor
Assignee: Individual
•
Filing: 1956-07-16
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Granted: 1959-02-24
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Expires: 1976-07-16
Abstract
No abstract record available.
Inventors
- 👤 Darol K Froman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:09
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/04; G21C1/24; G21C1/28; G21D; G21D5/00; G21D5/04; G21D5/08; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10S; Y10S376/00; Y10S376/911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A HOMOGENEOUS NUCLEAR REACTOR SYSTEM COMPRISING IN COMBINATION A FIRST CLOSED VESSEL DEFINING A FIRST CONSTANT VOLUME CRITICAL VOLUME CRITICAL VOLUME, FLUID FINING A SECOND CONSTANT VOLUME CRITICAL VOLUME, DECARRYING MEANS CONNECTING THE BOTTOM OF SAID FIRST CRITICAL VOLUME TO THE BOTTOM OF SAID SECOND CRITICAL VOLUME, HEAT EXCHANGER MEANS LOCATED IN SAID FLUID CARRYING MEANS, A QUANTITY OF LIQUID FISSIONABLE NUCLEAR FUEL IN SAID SYSTEM SUFFICEINT AT AMBIENT TEMPERATURE TO APPROXIMATELY FILL ONE OF SAID CRITICAL VOLUMES AND SAID FLUID CASRRYING MEANS, AND MEANS FOR MOVING SAID FUEL THROUGH SAID FLUID CARRYING MEANS TO ALTERNATELY DEPRESS THE LEVEL REQUIRED ONE SAID CRITICAL VOLUME AT LEAST BWLOW THE LEVEL REQUIRED FOR NEUTRONIC CRITICALITY AND RAISE THE LEVEL IN SAID OTHER CRITICAL VOLUME TO THE LEVEL REQUIRED FOR PROMPT NEUTRONIC CRIATICALITY.
Claim 2
Dependent Claim
130 words
A HOMOGENEOUS NUCLEAR REACTOR SYSTEM COMPRISING IN COMBINATION A FIRST CLOSED VESSEL DEFINING A FIRST CONSTANT VOLUME CRITICAL VOLUME CRITICAL VOLUME, FLUID FINING A SECOND CONSTANT VOLUME CRITICAL VOLUME, DECARRYING MEANS CONNECTING THE BOTTOM OF SAID FIRST CRITICAL VOLUME TO THE BOTTOM OF SAID SECOND CRITICAL VOLUME, HEAT EXCHANGER MEANS LOCATED IN SAID FLUID CARRYING MEANS, A QUANTITY OF LIQUID FISSIONABLE NUCLEAR FUEL IN SAID SYSTEM SUFFICEINT AT AMBIENT TEMPERATURE TO APPROXIMATELY FILL ONE OF SAID CRITICAL VOLUMES AND SAID FLUID CASRRYING MEANS, AND MEANS FOR MOVING SAID FUEL THROUGH SAID FLUID CARRYING MEANS TO ALTERNATELY DEPRESS THE LEVEL REQUIRED ONE SAID CRITICAL VOLUME AT LEAST BWLOW THE LEVEL REQUIRED FOR NEUTRONIC CRITICALITY AND RAISE THE LEVEL IN SAID OTHER CRITICAL VOLUME TO THE LEVEL REQUIRED FOR PROMPT NEUTRONIC CRIATICALITY.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |