US2966896A
Expired / Lapsed
US
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Method and apparatus for controlling the outlet temperatures of superheaters and reheaters of a steam generating plant
Assignee: Sulzer AG
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Filing: 1959-03-10
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Granted: 1961-01-03
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Expires: 1979-03-10
Abstract
No abstract record available.
Inventors
- 👤 Vogler Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:12
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/185; G05D23/1852; F; F01; F01K; F01K7/00; F01K7/16; F01K7/22; F01K7/24; F22; F22B; F22B35/00; F22B35/06; F22B35/10; F22G; F22G5/00; F22G5/02; F22G5/16; F22G5/20; Y; Y10; Y10S; Y10S122/00; Y10S122/04
Claims Analysis
Total Claims: 0
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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) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |