US2631086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water gas shift catalyst preparation and water gas shift process
Assignee: Standard Oil Development Co
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Filing: 1949-10-27
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Granted: 1953-03-10
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Expires: 1969-10-27
Abstract
No abstract record available.
Inventors
- 👤 Ottis W Moak
- 👤 William E Spicer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:19
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/06; C01B3/12; C01B3/16; B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/84; B01J23/85; B01J23/86; B01J23/862; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
AN IMPROVED PROCESS FOR CONVERTING A GASEOUS MIXTURE COMPRISING CO, CO2, AND H2 INTO A PRODUCT RICH IN HYDROGEN AND LOW IN CARBON MONOXIDE WHICH COMPRISES PASSING SAID MIXTURE AND STEAM THROUGH A CARBON MONOXIDE CONVERSION ZONE IN THE PRESENCE OF A CO CONVERTER CATALYST COMPRISING A MAJOR PORTION OF FE2O3 AND A MINOR PORTION OF CR203 PREPARED BY IMPREGNATING IRON OXIDE WITH AN AQUEOUS SOLUTION OF CHROMIC ACID, EXTRUDING AND PELLETING THE RESULTING MIXTURE AND ACTIVATING THE PELLETS AT TEMPERATURE IN THE RANGE OF 1000*-1300* F.
Claim 2
Dependent Claim
87 words
AN IMPROVED PROCESS FOR CONVERTING A GASEOUS MIXTURE COMPRISING CO, CO2, AND H2 INTO A PRODUCT RICH IN HYDROGEN AND LOW IN CARBON MONOXIDE WHICH COMPRISES PASSING SAID MIXTURE AND STEAM THROUGH A CARBON MONOXIDE CONVERSION ZONE IN THE PRESENCE OF A CO CONVERTER CATALYST COMPRISING A MAJOR PORTION OF FE2O3 AND A MINOR PORTION OF CR203 PREPARED BY IMPREGNATING IRON OXIDE WITH AN AQUEOUS SOLUTION OF CHROMIC ACID, EXTRUDING AND PELLETING THE RESULTING MIXTURE AND ACTIVATING THE PELLETS AT TEMPERATURE IN THE RANGE OF 1000*-1300* F.
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) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |