Patent US2558746A successfully refreshed from Google Patents.
US2558746A
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Production of carbon monoxide and other gases from carbonaceous materials
Assignee: Texaco Inc
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Filing: 1948-02-10
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Granted: 1951-07-03
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Expires: 1968-02-10
Abstract
No abstract record available.
Inventors
- 👤 Leon P Gaucher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:42
CPC Classifications
C; C10; C10J; C10J3/00; C10J3/46; C10J3/48; C10J3/485; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/0933; Y; Y10; Y10S; Y10S48/00; Y10S48/02; Y10S48/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
110 words
IN A PROCESS FOR THE GENERATION OF CARBON MONOXIDE AND HYDROGEN FROM A SOLID CARBONACEOUS FUEL BY REACTION WITH OXYGEN AND STEAM, THE IMPROVEMENT WHICH COMPRISES INTRODUCING SAID SOLID CARBONACEOUS FUEL IN POWDERED FORM INTO THE UPPER END OF A VERTICAL ELONGATED FORM INTO REACTION ZONE, CONTACTING SAID POWDERED FUEL IN SAID ZONE AT THE UPPER END ADJACENT THE FUEL INLET WITH AN OXYGEN-CONTAINING GAS IN AN AMOUNT SUFFICIENT TO OXIDIZE ONLY A PORTION OF SAID POWDERED FUEL THEREBY LIBERATING HEAT AND PRODUCING A GASEOUS REACTION PRODUCT CONTAINING CARBON DIOXIDE, PASSING THE RESULTING HOT GASEOUS REACTION PRODUCT AND HEATED RESIDUAL POWDERED FUEL THROUGH SAID REACTION ZONE TO THE LOWER END
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) | 1954-07-02 | 1955-01-01 | 1955-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-02 | 1959-01-01 | 1959-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-02 | 1963-01-01 | 1963-07-03 | $7700.00 | Window Closed / Lapsed |