US3271960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for supply of steam to an auxiliary turbine in a steam power plant
Assignee: Sulzer AG
•
Filing: 1964-02-28
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Granted: 1966-09-13
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Expires: 1984-02-28
Abstract
No abstract record available.
Inventors
- 👤 Brunner Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:54
CPC Classifications
F; F01; F01K; F01K7/00; F01K7/34; F01K7/44; F01K17/00; F01K17/06; F01K7/16; F01K7/22; F01K7/24; F01K7/345
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
75 words
IN A STEAM POWER PLANT HAVING A HIGH PRESSURE MAIN TURBINE, A STEAM REHEATING SURFACE, AND A LOW PRESSURE MAIN TURBINE CONNECTED IN SERIES FOR STEAM FLOW, APPARATUS FOR THE SUPPLY OF STEAM TO AN AUXILIARY TURBINE COMPRISING MEANS TO WITHDRAW STEAM FROM A STAGE OF SAID LOW PRESSURE TURBINE, SEPARATE MEANS TO WITHDRAW STEAM BOTH UPSTREAM AND DOWNSTREAM OF SAID SURFACE, AND VALVE MEANS INCLUDED IN AT LEAST ONE OF SAID SEPARATE WITHDRAWAL MEANS.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |