US3778346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nuclear power station
Assignee: Sulzer AG
•
Filing: 1968-09-16
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Granted: 1973-12-11
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Expires: 1988-09-16
Abstract
Abstract The nuclear power station is constructed to house the reactor pressure vessel above the machine room ceiling with the ceiling being of a thin thickness. Should a leak of working medium occur in the machine room, the pressure on the ceiling of the machine room is counterbalanced by the weight of the reactor.
Inventors
- 👤 O Profos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:33
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/32; G21C1/328; G21C13/00; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 0
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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) | 1976-12-10 | 1977-06-11 | 1977-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-10 | 1981-06-11 | 1981-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-10 | 1985-06-11 | 1985-12-11 | $7700.00 | Window Closed / Lapsed |