Patent US3210254A successfully refreshed from Google Patents.
US3210254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat extraction system for a nuclear reactor
Assignee: General Dynamics Corp
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Filing: 1961-02-10
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Granted: 1965-10-05
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Expires: 1981-02-10
Abstract
No abstract record available.
Inventors
- 👤 Fortescue Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:49
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/48; F; F02; F02C; F02C1/00; F02C1/04; F02C1/10; F02C3/00; F02C3/04; F02C3/06; F02C3/073; G; G21; G21C; G21C15/00; G21C15/24; G21C15/253; G21D; G21D1/00; G21D1/02; G21D5/00; G21D5/04; G21D5/08; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A HEAT EXTRACTION SYSTEM FOR A GAS COOLED, OPERATING NUCLEAR REACTOR WHICH COMPRISES A HEAT XCHANGE MEANS, A CONCENTRIC DUCTING ARRANGEMENT CONNECTED BETWEEN SAID HEAT EXCHANGE MEANS AND THE REACTOR, COUNDUIT MEMBER EXTENDING BETWEEN SAID HEAT EXCHANGE MEANS AND THE OPERATING REACTOR IN FLUID COMMUNICATION THEREBETWEEN AND IN PARALLEL RELATION TO THE OUTER DUCT OF SAID CONCENTRIC DUCTING ARRANGMENT, A GAS FLOW CIRCULATING MEANS CONNECTED IN SAID CONDUIT MEMBER FOR SUPPLYING A FLOW OF GAS TO SAID REACTOR, THE GAS SUPPLIED TO THE OPERATING REACTOR BEING HEATED THEREBY AND PASSED THROUGH THE INNER DUCT OF SAID CONCENTRIC DUCTING ARANGEMENT TO SAID HEAT EXCHANGE MEANS, A GAS TURBINE UNIT MOUNTED WITHIN THE INNER DUCT OF SAID CONCENTRIC DUCTING SYSTEM SO AS TO BE DRIVEN BY THE GAS COOLANT BEING CIRCULATED FROM THE REACTOR TO SAID HEAT EXCHANGE MEANS, A COMPRESSOR UNIT MOUNTED WITHIN THE OUTER DUCT OF SAID DUCTING SYSTEM IN CONCENTRIC RELATION TO SAID TURBINE UNIT, SAID TURBINE UNIT AND SAID COMPRESSOR UNIT HAVING AN INTEGRAL ARANGEMENT OF TURBINE-COMPRESSOR STATOR AND ROTATOR BLADES SO THAT SAID DRIVEN
Claim 2
Dependent Claim
177 words
A HEAT EXTRACTION SYSTEM FOR A GAS COOLED, OPERATING NUCLEAR REACTOR WHICH COMPRISES A HEAT XCHANGE MEANS, A CONCENTRIC DUCTING ARRANGEMENT CONNECTED BETWEEN SAID HEAT EXCHANGE MEANS AND THE REACTOR, COUNDUIT MEMBER EXTENDING BETWEEN SAID HEAT EXCHANGE MEANS AND THE OPERATING REACTOR IN FLUID COMMUNICATION THEREBETWEEN AND IN PARALLEL RELATION TO THE OUTER DUCT OF SAID CONCENTRIC DUCTING ARRANGMENT, A GAS FLOW CIRCULATING MEANS CONNECTED IN SAID CONDUIT MEMBER FOR SUPPLYING A FLOW OF GAS TO SAID REACTOR, THE GAS SUPPLIED TO THE OPERATING REACTOR BEING HEATED THEREBY AND PASSED THROUGH THE INNER DUCT OF SAID CONCENTRIC DUCTING ARANGEMENT TO SAID HEAT EXCHANGE MEANS, A GAS TURBINE UNIT MOUNTED WITHIN THE INNER DUCT OF SAID CONCENTRIC DUCTING SYSTEM SO AS TO BE DRIVEN BY THE GAS COOLANT BEING CIRCULATED FROM THE REACTOR TO SAID HEAT EXCHANGE MEANS, A COMPRESSOR UNIT MOUNTED WITHIN THE OUTER DUCT OF SAID DUCTING SYSTEM IN CONCENTRIC RELATION TO SAID TURBINE UNIT, SAID TURBINE UNIT AND SAID COMPRESSOR UNIT HAVING AN INTEGRAL ARANGEMENT OF TURBINE-COMPRESSOR STATOR AND ROTATOR BLADES SO THAT SAID DRIVEN
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |