US3169374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power plant system
Assignee: Combustion Engineering Inc
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Filing: 1961-12-27
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Granted: 1965-02-16
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Expires: 1981-12-27
Abstract
No abstract record available.
Inventors
- 👤 Elno M Powell
- 👤 Virginius Z Caracristi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:15
CPC Classifications
F; F01; F01D; F01D17/00; F01D17/10; F01D17/12; F01D17/18; F01K; F01K3/00; F01K3/18; F01K3/20; F01K3/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
IN A POWER PLANT SYSTEM HAVING A VAPOR TURBINE AND A VAPOR GENERATOR WHICH SUPPLIES SAID TURBINE WITH SUPERHEATED VAPOR, THE IMPROVED METHOD COMPRISING PROVIDING FULL ADMISSION TO THE GOVERNING OR HIGH PRESURE TURBINE STAGE THROUGHOUT A SUBSTANTIAL LOAD RANGE, REGULATING THE VAPOR SUPPLY TO THE HIGH PRESSURE TURBINE STAGE BY THROTTLING THE VAPOR STREAM AT A PREDETERMINED LOCATION, IMPARTING HEAT TO SAID VAPOR DOWNSTREAM OF SAID PREDETERMINED LOCATION AND REGULATING THE HEAT THUS IMPARTED TO MAINTAIN THE TEMPERATURE OF THE VAPOR
Claim 2
Dependent Claim
82 words
IN A POWER PLANT SYSTEM HAVING A VAPOR TURBINE AND A VAPOR GENERATOR WHICH SUPPLIES SAID TURBINE WITH SUPERHEATED VAPOR, THE IMPROVED METHOD COMPRISING PROVIDING FULL ADMISSION TO THE GOVERNING OR HIGH PRESURE TURBINE STAGE THROUGHOUT A SUBSTANTIAL LOAD RANGE, REGULATING THE VAPOR SUPPLY TO THE HIGH PRESSURE TURBINE STAGE BY THROTTLING THE VAPOR STREAM AT A PREDETERMINED LOCATION, IMPARTING HEAT TO SAID VAPOR DOWNSTREAM OF SAID PREDETERMINED LOCATION AND REGULATING THE HEAT THUS IMPARTED TO MAINTAIN THE TEMPERATURE OF THE VAPOR
References Cited (Backward Citations)
US2921441A
Cited
US3030779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |