US2817626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of activating hydrocracking catalysts with hydrogen
Assignee: Phillips Petroleum Co
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Filing: 1953-08-27
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Granted: 1957-12-24
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Expires: 1973-08-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Lloyd C Mabry
- 👤 John W Myers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:43
CPC Classifications
C; C10; C10G; C10G47/00; C10G47/02; C10G47/10; C10G47/12; B; B01; B01J; B01J21/00; B01J21/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
THE PROCESS FOR ACTIVATION OF A CATALYST COMPRISING AN ACTIVATED ALUMINA SUPPORT HAVING DEPOSITED THEREON IRON OXIDE AND AT LEAST ONE OXIDE OF A METAL OF THE GROUP CONSISTING OF MO, CR,W2 U, AND V TO IMPROVE ITS ACTIVITY FOR HYDROCRACKING HEAVY HYDROCARBONS, WHICH COMPRISES HEATING SAID CATALYST IN A HYDROGEN-CONTAINING AMBIENT FREE OF CATALYST POISIONS AT A TEMPERATURE OF ABOVE 1200*F., BUT BELOW THAT AT WHICH DETERIORATION OF THE CATALYST OCCURS, FOR A PEROID OF AT LEAST ONE-HALF HOUR.
Claim 2
Dependent Claim
80 words
THE PROCESS FOR ACTIVATION OF A CATALYST COMPRISING AN ACTIVATED ALUMINA SUPPORT HAVING DEPOSITED THEREON IRON OXIDE AND AT LEAST ONE OXIDE OF A METAL OF THE GROUP CONSISTING OF MO, CR,W2 U, AND V TO IMPROVE ITS ACTIVITY FOR HYDROCRACKING HEAVY HYDROCARBONS, WHICH COMPRISES HEATING SAID CATALYST IN A HYDROGEN-CONTAINING AMBIENT FREE OF CATALYST POISIONS AT A TEMPERATURE OF ABOVE 1200*F., BUT BELOW THAT AT WHICH DETERIORATION OF THE CATALYST OCCURS, FOR A PEROID OF AT LEAST ONE-HALF HOUR.
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) | 1960-12-23 | 1961-06-24 | 1961-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-23 | 1965-06-24 | 1965-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-23 | 1969-06-24 | 1969-12-24 | $7700.00 | Window Closed / Lapsed |