US3127744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined steam turbine-air turbine power plants
Assignee: Individual
•
Filing: 1960-10-19
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Granted: 1964-04-07
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Expires: 1980-10-19
Abstract
No abstract record available.
Inventors
- 👤 Nettel Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:22
CPC Classifications
F; F22; F22B; F22B31/00; F22B31/08; F01; F01K; F01K23/00; F01K23/02; F01K23/06; F01K23/10; F01K23/103; F23; F23M; F23M20/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
191 words
IN A POWER PLANT USING SOLID GRANULAR MATERIAL AS HEAT CARRIER, COMPRISING THE COMBINATION OF: STEAM BOILER MEANS WITH FIRST FUEL BURNER MEANS AND FURNACE, STEAM TURBINE MEANS CONNECTED TO SAID BOILER MEANS FOR PRODUCING USEFUL POWER, AIR TURBINE MEANS CONSISTING OF ROTARY COMPRESSOR MEANS WHEREIN AIR IS COMPRESSED, TURBINE MEANS DRIVEN BY EXPANSION OF AIR FROM SAID COMPRESSOR MEANS, SAID TURBINE MEANS BEING COUPLED WITH SAID COMPRESSOR MEANS SO AS TO DRIVE SAME AND TO PRODUCE USEFUL POWER, FIRST CONDUIT MEANS FOR CONNECTING THE INTAKE OF SAID COMPRESSOR MEANS TO THE AMBIENT ATMOSPHERE, SECOND CONDUIT MEANS FOR CONNECTING THE OUTLET OF THE COMPRESSOR MEANS TO THE INLET OF SAID AIR TURBINE MEANS, THIRD CONDUIT MEANS FOR CONNECTING THE EXHAUST PORT OF SAID AIR TURBINE MEANS WITH WITH SAID FIRST FUEL BURNER MEANS AND FIRST FURNACE OF SAID STEAM BOILER MEANS, GRANULAR MATERIAL, CONTACT TYPE GAS COOLER MEANS FOR COOLING THE GASES ISSUING FROM THE STEAM BOILER MEANS BY CONTACT HEAT TRANSFER TO SAID GRANULAR MATERIAL THEREBY HEATING THE LATTER, FOURTH CONDUIT MEANS FOR THE COMBUSTION GASES ISSUING FROM SAID STEAM BOILER MEANS FOR LEADING THEM INTO SAID GAS COOLER MEANS,
Claim 2
Dependent Claim
191 words
IN A POWER PLANT USING SOLID GRANULAR MATERIAL AS HEAT CARRIER, COMPRISING THE COMBINATION OF: STEAM BOILER MEANS WITH FIRST FUEL BURNER MEANS AND FURNACE, STEAM TURBINE MEANS CONNECTED TO SAID BOILER MEANS FOR PRODUCING USEFUL POWER, AIR TURBINE MEANS CONSISTING OF ROTARY COMPRESSOR MEANS WHEREIN AIR IS COMPRESSED, TURBINE MEANS DRIVEN BY EXPANSION OF AIR FROM SAID COMPRESSOR MEANS, SAID TURBINE MEANS BEING COUPLED WITH SAID COMPRESSOR MEANS SO AS TO DRIVE SAME AND TO PRODUCE USEFUL POWER, FIRST CONDUIT MEANS FOR CONNECTING THE INTAKE OF SAID COMPRESSOR MEANS TO THE AMBIENT ATMOSPHERE, SECOND CONDUIT MEANS FOR CONNECTING THE OUTLET OF THE COMPRESSOR MEANS TO THE INLET OF SAID AIR TURBINE MEANS, THIRD CONDUIT MEANS FOR CONNECTING THE EXHAUST PORT OF SAID AIR TURBINE MEANS WITH WITH SAID FIRST FUEL BURNER MEANS AND FIRST FURNACE OF SAID STEAM BOILER MEANS, GRANULAR MATERIAL, CONTACT TYPE GAS COOLER MEANS FOR COOLING THE GASES ISSUING FROM THE STEAM BOILER MEANS BY CONTACT HEAT TRANSFER TO SAID GRANULAR MATERIAL THEREBY HEATING THE LATTER, FOURTH CONDUIT MEANS FOR THE COMBUSTION GASES ISSUING FROM SAID STEAM BOILER MEANS FOR LEADING THEM INTO SAID GAS COOLER MEANS,
References Cited (Backward Citations)
US1904153A
Cited
US2298663A
Cited
GB563847A
Cited
US2477184A
Cited
US2454358A
Cited
US2486201A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |