US2866697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion chambers
Assignee: Power Jets Research and Development Ltd
•
Filing: 1955-02-14
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Granted: 1958-12-30
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Expires: 1975-02-14
Abstract
No abstract record available.
Inventors
- 👤 Elliott Douglas Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:39
CPC Classifications
F; F23; F23C; F23C99/00; F23C2700/00; F23C2700/06; F23C2700/063; Y; Y10; Y10S; Y10S48/00; Y10S48/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
137 words
THE PROCESS OF CONTINUOUSLY GASIFYING A SLAG-FORMING FUEL WHICH COMPRISES ESTABLISHING A REACTION ZONE IN A CHAMBER AT A TEMPERATURE SUFFICIENT TO MELT THE SLAG, CONTINUOUSLY SUPPLYING SAID SLAG-FORMING FUEL TO SAID REACTION ZONE, ESTABLISHING A THICK LAYER OF MOLTEN SLAG AROUND SAID ZONE BY CENTRIFUGAL FORCE ON THE CHAMBER WALL BY CONTINUOUSLY ROTATING THE CHAMBER AND HENCE SAID LAYER AT A SPEED SUFFICIENT TO CENTRIFUGALLY RETAIN SAID LAYER AGAINST THE CHAMBER WALL SO AS TO PROVIDE HEAT-INSULATION FOR SAID ZONE AND CONTINUOUSLY REPLACING THAT PART OF THE SAID LAYER NEAREST TO SAID ZONE BY WITHDRAWING THE SAID PART IN A MOLTEN STATE AND SUPPLYING ADDITIONAL SLAG-FORMING FUEL INTO THE REACTION ZONE AND CAUSING THE MOLTEN SLAG CONTENT OF SAID ADDITIONAL FUEL TO BE APPLIED TO SAID LAYER BY CENTRIFUGAL FORCE TO CONTINUOUSLY REPLACE THE WITHDRAWN SLAG.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |