US2764526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of hydrodesulfurizing hydrocarbon oil using a cobalt titanate catalyst
Assignee: Standard Oil Co
•
Filing: 1954-08-17
•
Granted: 1956-09-25
•
Expires: 1974-08-17
Abstract
No abstract record available.
Inventors
- 👤 Carl E Johnson
- 👤 Wilford J Zimmerschied
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:04
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/74; B01J23/75; C; C10; C10G; C10G45/00; C10G45/02; C10G45/04; C10G45/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
THE METHOD OF DESULFURIZING A PETROLEUM FRACTION CONTAINING SULFUR COMPOUNDS WHICH COMPRISES CONTACTING SAID FRACTION AT A TEMPERATURE OF ABOUT 600 TO 1000* F. AND AT A PRESSURE OF ABOUT 100 TO 3000 P.S.I.G. IN THE PRESENCE OF HYDROGEN WITH A CATALYST HAVING AN EFFECTIVE AMOUNT OF COBALT TITANATE AS THE ESSENTIAL COMPONENT, SAID COBALT TITANATE BEING PREPARED BY CALCINING AT A TEMPERATURE OF ABOUT 1400 TO 2000* F. AN INTIMATE MIXTURE OF A COBALT COMPOUND AFFORDING AN OXIDE OF COBALT WITH A TITANIUM COMPOUND AFFORDING AN OXIDE OF TITANIUM IN AMOUNTS SUCH THAT THE MOLAR RATIO OF COBALT TO TITANIUM IN THE MIXTURE IS APPROXIMATELY 2:1.
Claim 2
Independent Claim
107 words
THE METHOD OF DESULFURIZING A PETROLEUM FRACTION CONTAINING SULFUR COMPOUNDS WHICH COMPRISES CONTACTING SAID FRACTION AT A TEMPERATURE OF ABOUT 600 TO 1000* F. AND AT A PRESSURE OF ABOUT 100 TO 3000 P.S.I.G. IN THE PRESENCE OF HYDROGEN WITH A CATALYST HAVING AN EFFECTIVE AMOUNT OF COBALT TITANATE AS THE ESSENTIAL COMPONENT, SAID COBALT TITANATE BEING PREPARED BY CALCINING AT A TEMPERATURE OF ABOUT 1400 TO 2000* F. AN INTIMATE MIXTURE OF A COBALT COMPOUND AFFORDING AN OXIDE OF COBALT WITH A TITANIUM COMPOUND AFFORDING AN OXIDE OF TITANIUM IN AMOUNTS SUCH THAT THE MOLAR RATIO OF COBALT TO TITANIUM IN THE MIXTURE IS APPROXIMATELY 2:1.
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) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |