US2998367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boiling reactors
Assignee: General Electric Co
•
Filing: 1956-02-16
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Granted: 1961-08-29
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Expires: 1976-02-16
Abstract
No abstract record available.
Inventors
- 👤 Untermyer Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:49
CPC Classifications
G; G21; G21D; G21D5/00; G21D5/04; G21D5/06; G21C; G21C1/00; G21C1/04; G21C1/06; G21C1/08; G21C3/00; G21C3/02; G21C3/04; G21C7/00; G21C7/02; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A BOILING REACTOR WHICH COMPRISES A VOLATILE NEUTRONMODERATING COOLANT AND A NUCLEAR FUEL ASSEMBLY CAPABLE OF SUSTAINING A CHAIN FISSION REACTION AND HAVING A PLURALITY OF REGIONS HAVING DIFFERENT VOID COEFFICIENTS OF REACTIVITY, SAID ASSEMBLY HAVING, IN THE ABSENCE OF VAPORIZED MODERATING COOLANT, A MODERATOR TO FUEL ATOM RATIO WHICH INCREASES SUBSTANTIALLY THROUGHOUT SAID ASSEMBLY IN THE DIRECTION OF COOLANT FLOW THERETHROUGH, THE REGIONS IN WHICH BOILING OCCURS HAVING POSITIVE VOID COEFFICIENTS OF REACTIVITY AT LEAST AT START-UP TEMPERATURES TO INCREASE THE AMOUNT OF VAPOR STATE COOLANT IN THE REACTOR AVAILABLE FOR POWER GENERATION, AND THE REGIONS IN WHICH NO BOILING OCCURS HAVING NEGATIVE VOID COEFFICIENTS OF REACTIVITY, SAID REACTOR HAVING A SATISFACTORY OVER-ALL VOID COEFFICIENT OF REACTIVITY UNDER ALL CONDITIONS, SAID MODERATING COOLANT COMPRISING WATER.
Claim 2
Dependent Claim
126 words
A BOILING REACTOR WHICH COMPRISES A VOLATILE NEUTRONMODERATING COOLANT AND A NUCLEAR FUEL ASSEMBLY CAPABLE OF SUSTAINING A CHAIN FISSION REACTION AND HAVING A PLURALITY OF REGIONS HAVING DIFFERENT VOID COEFFICIENTS OF REACTIVITY, SAID ASSEMBLY HAVING, IN THE ABSENCE OF VAPORIZED MODERATING COOLANT, A MODERATOR TO FUEL ATOM RATIO WHICH INCREASES SUBSTANTIALLY THROUGHOUT SAID ASSEMBLY IN THE DIRECTION OF COOLANT FLOW THERETHROUGH, THE REGIONS IN WHICH BOILING OCCURS HAVING POSITIVE VOID COEFFICIENTS OF REACTIVITY AT LEAST AT START-UP TEMPERATURES TO INCREASE THE AMOUNT OF VAPOR STATE COOLANT IN THE REACTOR AVAILABLE FOR POWER GENERATION, AND THE REGIONS IN WHICH NO BOILING OCCURS HAVING NEGATIVE VOID COEFFICIENTS OF REACTIVITY, SAID REACTOR HAVING A SATISFACTORY OVER-ALL VOID COEFFICIENT OF REACTIVITY UNDER ALL CONDITIONS, SAID MODERATING COOLANT COMPRISING WATER.
References Cited (Backward Citations)
US2810689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |