US2866751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of desulfurizing hydrocarbon oil using a cobalt zirconium catalyst
Assignee: Standard Oil Co
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Filing: 1956-03-28
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Granted: 1958-12-30
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Expires: 1976-03-28
Abstract
No abstract record available.
Inventors
- 👤 Wilford J Zimmerschied
- 👤 Paul N Rylander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:39
CPC Classifications
C; C10; C10G; C10G45/00; C10G45/32; C10G45/34; C10G45/36; B; B01; B01J; B01J23/00; B01J23/70; B01J23/74; B01J23/75; C10G45/02; C10G45/04; C10G45/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
THE METHOD OF DESULFURIZING A HYDROCARBON OIL CONTAINING ORGANIC SULFUR COMPOUNDS WHICH COMPRISES CONTACTING SAID OIL IN THE PRESENCE OF HYDROGEN AT A TEMPERATURE BETWEEN ABOUT 600* AND 1000*F. WITH A CATALYST CONTAINING AS THE ESSENTIAL COMPONENT THE CALCINATION PRODUCT OF AN INTIMATE MIXTURE OF A COBALT COMPOUND AFFORDING AN OXIDE OF COBALT AND A ZIRCONIUM COMPOUND AFFORDING AN OXIDE OF ZIRCONIUM, THE MIXTURE CONTAINING BETWEEN ABOUT 1 AND 4 MOLS OF COBALT PER MOL OF ZIRCONIUM, AND THE CALCINATION PRODUCT BEING FORMED BY HEATING THE MIXTURE AT A TEMPERATURE BETWEEN ABOUT 1400* AND 2000*F. FOR A PERIOD OF ABOUT 1 TO 24 HOURS.
Claim 2
Independent Claim
104 words
THE METHOD OF DESULFURIZING A HYDROCARBON OIL CONTAINING ORGANIC SULFUR COMPOUNDS WHICH COMPRISES CONTACTING SAID OIL IN THE PRESENCE OF HYDROGEN AT A TEMPERATURE BETWEEN ABOUT 600* AND 1000*F. WITH A CATALYST CONTAINING AS THE ESSENTIAL COMPONENT THE CALCINATION PRODUCT OF AN INTIMATE MIXTURE OF A COBALT COMPOUND AFFORDING AN OXIDE OF COBALT AND A ZIRCONIUM COMPOUND AFFORDING AN OXIDE OF ZIRCONIUM, THE MIXTURE CONTAINING BETWEEN ABOUT 1 AND 4 MOLS OF COBALT PER MOL OF ZIRCONIUM, AND THE CALCINATION PRODUCT BEING FORMED BY HEATING THE MIXTURE AT A TEMPERATURE BETWEEN ABOUT 1400* AND 2000*F. FOR A PERIOD OF ABOUT 1 TO 24 HOURS.
References Cited (Backward Citations)
US2437532A
Cited
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 |