US2829957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for production of carbon monoxide from solid fuels
Assignee: Texaco Inc
•
Filing: 1954-02-01
•
Granted: 1958-04-08
•
Expires: 1974-02-01
Abstract
No abstract record available.
Inventors
- 👤 Charles R Carkeek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:14
CPC Classifications
C; C10; C10J; C10J3/00; C10J3/46; C10J3/48; C10J3/485; C10J3/487; C10J3/50; C10J3/506; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/0933; Y; Y10; Y10S; Y10S48/00; Y10S48/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
IN THE GENERATION OF A MIXTURE OF CARBON MONOXIDE AND HYDROGEN BY REACTION OF A CARBONIFEROUS SOLID FUEL WITH FREE OXYGEN IN A REACTION ZONE, THE IMPROVEMENT WHICH COMPRISES FORMING A DISPERSION OF POWERED SOLID FUEL, IN A GASIFORM CARRIER FLUID, INTRODUCING A STREAM OF SAID DISPERSION TANGENTIALLY INTO A CYLINDRICAL VORTEXFORMING ZONE HAVING A STRAIGHT LONGITUDINAL AXIS THROUGHOUT AND POSITIONED IN CLOSE PROXIMITY TO SAID REACTION ZONE, DISCHARGING A SWIRLING STREAM OF SAID POWDERED FUEL ENTRAINED IN SAID CARRIER FLUID AXIALLY OF SAID VORTEX-FORMING ZONE IN STRAIGHT LINE FLOW DIRECTLY INTO SAID REACTION ZONE INTO AN AXIALLY MOVING SURROUNDING STREAM OF GAS CONTAINING FREE OXYGEN EFFECTING INTIMATE MIXTURE BETWEEN SAID SWIRLING STREAM OF FUEL AND SAID FREE OXYGEN, AND SUBJECTING SAID MIXTURE TO REACTION IN SAID REACTION ZONE.
Claim 2
Dependent Claim
129 words
IN THE GENERATION OF A MIXTURE OF CARBON MONOXIDE AND HYDROGEN BY REACTION OF A CARBONIFEROUS SOLID FUEL WITH FREE OXYGEN IN A REACTION ZONE, THE IMPROVEMENT WHICH COMPRISES FORMING A DISPERSION OF POWERED SOLID FUEL, IN A GASIFORM CARRIER FLUID, INTRODUCING A STREAM OF SAID DISPERSION TANGENTIALLY INTO A CYLINDRICAL VORTEXFORMING ZONE HAVING A STRAIGHT LONGITUDINAL AXIS THROUGHOUT AND POSITIONED IN CLOSE PROXIMITY TO SAID REACTION ZONE, DISCHARGING A SWIRLING STREAM OF SAID POWDERED FUEL ENTRAINED IN SAID CARRIER FLUID AXIALLY OF SAID VORTEX-FORMING ZONE IN STRAIGHT LINE FLOW DIRECTLY INTO SAID REACTION ZONE INTO AN AXIALLY MOVING SURROUNDING STREAM OF GAS CONTAINING FREE OXYGEN EFFECTING INTIMATE MIXTURE BETWEEN SAID SWIRLING STREAM OF FUEL AND SAID FREE OXYGEN, AND SUBJECTING SAID MIXTURE TO REACTION IN SAID REACTION ZONE.
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) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |