Patent US2678264A successfully refreshed from Google Patents.
US2678264A
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US
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Production of industrial gases containing carbon monoxide and hydrogen
Assignee: Standard Oil Development Co
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Filing: 1947-08-12
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Granted: 1954-05-11
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Expires: 1967-08-12
Abstract
No abstract record available.
Inventors
- 👤 Eugene S Corner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:43
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/22; C01B3/24; C01B3/28; C01B3/32; C01B3/34; C01B3/38; C01B3/40; Y; Y10; Y10S; Y10S48/00; Y10S48/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
137 words
A METHOD FOR CONVERTING A GASEOUS HYDROCARBON INTO A GAS CONTAINING HYDROGEN AND CARBON MONOXIDE WHICH CONSISTS ESSENTIALLY OF PASSING SAID HYDROCARBON UPWARDLY THROUGH A CONTACTING ZONE CONTAINING FINELY DIVIDED PARTICLES CONSISTING ESSENTIALLY OF MAGNESIA, FROM ABOUT 10 TO ABOUT 50% BY WEIGHT IRON OXIDE AS FE2O3, AND FROM 0 TO ABOUT 20% BY WEIGHT CHROMIUM OXIDE AND COMPRISING NO MORE THAN ABOUT 25% BY WEIGHT IRON OXIDE AS FE2O3 WHEN 0 TO ABOUT 5% BY WEIGHT CHROMIUM OXIDE IS PRESENT, SAID PARTICLES HAVING AN INTIMACY OF ADMIXTURE OF MAGNESIA AND IRON OXIDE EQUAL TO THAT OBTAINABLE BY COPRECIPITATION OF THE HYDROXIDES OF MAGNESIUM AND IRON FROM MIXED SOLUTIONS OF SALTS OF MAGNESIUM AND IRON FOLLOWED BY HEATING, MAINTAINING THE TEMPERATURE IN SAID ZONE BETWEEN ABOUT 1600* AND 2000* F., REGULATING THE VELOCITY OF FLOW OF SAID
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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) | 1957-05-10 | 1957-11-09 | 1958-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-10 | 1961-11-09 | 1962-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-10 | 1965-11-09 | 1966-05-11 | $7700.00 | Window Closed / Lapsed |