US3108937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coolant-moderator circulation system for heterogeneous nuclear reactors
Assignee: Siemens Schuckertwerke AG
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Filing: 1958-07-10
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Granted: 1963-10-29
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Expires: 1978-07-10
Abstract
No abstract record available.
Inventors
- 👤 Kumpf Herrmann
- 👤 Weber Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:16
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/04; G21C1/06; G21C1/08; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A PRESSURIZED LIQUID TYPE HETEROGENEOUS NUCLEAR REACTOR HAVING A REACTOR VESSEL, AN ENCLOSURE DISPOSED WITHIN SAID VESSEL AND DIVIDING THE INTERIOR OF SAID VESSEL INTO A TOP CHAMBER AND A BOTTOM CHAMBER, CHANNEL STRUCTURES HAVING RESPECTIVE FUEL-RECEIVING COOLING CHANNELS VERTICALLY TRAVERSING SAID ENCLOSURE BETWEEN SAID TWO CHAMBERS AND FORMING TOGETHER A CORE ZONE WITHIN SAID ENCLOSURE, SAID CORE ZONE AND SAID ENCLOSURE FORMING TOGETHER AN INTERSTITIAL MODERATOR SPACE SURROUNDING SAID CORE ZONE, IN COMBINATION WITH A CLOSED PRIMARY, FORCED CIRCULATION SYSTEM FOR COOLANT-MODERATOR LIQUID, SAID SYSTEM INCLUDING SAID COOLING CHANNELS AND HAVING A PORTION EXTENDING EXTERNALLY OF SAID VESSEL FROM SAID TOP CHAMBER TO SAID BOTTOM CHAMBER, A SECONDARY CONDUIT SYSTEM FOR WORKING MEDIUM, HAVING A FLOW PATH DISTINCT FROM SAID PRIMARY SYSTEM, A HEAT EXCHANGER IN SAID ESTERNAL PORTION OF SAID PRIMARY SYSTEM FOR TRANSFERRING HEAT TO SAID WORKING MEDIUM, CONDUIT MEANS BRANCHING OFF SAID EXTERNAL
Claim 2
Dependent Claim
147 words
A PRESSURIZED LIQUID TYPE HETEROGENEOUS NUCLEAR REACTOR HAVING A REACTOR VESSEL, AN ENCLOSURE DISPOSED WITHIN SAID VESSEL AND DIVIDING THE INTERIOR OF SAID VESSEL INTO A TOP CHAMBER AND A BOTTOM CHAMBER, CHANNEL STRUCTURES HAVING RESPECTIVE FUEL-RECEIVING COOLING CHANNELS VERTICALLY TRAVERSING SAID ENCLOSURE BETWEEN SAID TWO CHAMBERS AND FORMING TOGETHER A CORE ZONE WITHIN SAID ENCLOSURE, SAID CORE ZONE AND SAID ENCLOSURE FORMING TOGETHER AN INTERSTITIAL MODERATOR SPACE SURROUNDING SAID CORE ZONE, IN COMBINATION WITH A CLOSED PRIMARY, FORCED CIRCULATION SYSTEM FOR COOLANT-MODERATOR LIQUID, SAID SYSTEM INCLUDING SAID COOLING CHANNELS AND HAVING A PORTION EXTENDING EXTERNALLY OF SAID VESSEL FROM SAID TOP CHAMBER TO SAID BOTTOM CHAMBER, A SECONDARY CONDUIT SYSTEM FOR WORKING MEDIUM, HAVING A FLOW PATH DISTINCT FROM SAID PRIMARY SYSTEM, A HEAT EXCHANGER IN SAID ESTERNAL PORTION OF SAID PRIMARY SYSTEM FOR TRANSFERRING HEAT TO SAID WORKING MEDIUM, CONDUIT MEANS BRANCHING OFF SAID EXTERNAL
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |