US2968634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon conversion catalysts
Assignee: Union Oil Company of California
•
Filing: 1958-09-22
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Granted: 1961-01-17
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Expires: 1978-09-22
Abstract
No abstract record available.
Inventors
- 👤 Paul G Nahin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:45
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/84; B01J23/85; B01J23/88; B01J23/882; C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G35/085; C10G35/09; C10G49/00; C10G49/02; C10G49/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A HYDROCARBON CONVERSION CATALYST CONSISTING ESSENTIALLY OF BETWEEN ABOUT 8%-20% BY WEIGHT OF MOLYBDENUM OXIDE CALCULATED AS MOO3, AND A FINITE AMOUNT, LESS THAN 2% BY WEIGHT OF AN OXIDE OF A GROUP VIII METAL SELECTED FROM THE CLASS CONISTING OF COBALT AND NICKEL, THE REMAINDER OF SAID CATALYST CONSISTING OF A REFRACTORY OXIDE CARRIER SELECTED FROM THE CLASS CONSISTING OF ALUMINA AND ALUMINA-SILICA MIXTURES, SAID CATALYST BEING PREPARED BY THE ALTERNATE IMPREGNATION OF SAID CARRIER IN AQUEOUS SOLUTIONS OF SALTS OF SAID METALS AND CALCINING OF THE IMPREGNATED CARRIER TO CONVERT SAID SALTS TO THE CORRESPONDING OXIDES.
Claim 2
Dependent Claim
98 words
A HYDROCARBON CONVERSION CATALYST CONSISTING ESSENTIALLY OF BETWEEN ABOUT 8%-20% BY WEIGHT OF MOLYBDENUM OXIDE CALCULATED AS MOO3, AND A FINITE AMOUNT, LESS THAN 2% BY WEIGHT OF AN OXIDE OF A GROUP VIII METAL SELECTED FROM THE CLASS CONISTING OF COBALT AND NICKEL, THE REMAINDER OF SAID CATALYST CONSISTING OF A REFRACTORY OXIDE CARRIER SELECTED FROM THE CLASS CONSISTING OF ALUMINA AND ALUMINA-SILICA MIXTURES, SAID CATALYST BEING PREPARED BY THE ALTERNATE IMPREGNATION OF SAID CARRIER IN AQUEOUS SOLUTIONS OF SALTS OF SAID METALS AND CALCINING OF THE IMPREGNATED CARRIER TO CONVERT SAID SALTS TO THE CORRESPONDING OXIDES.
References Cited (Backward Citations)
US2687381A
Cited
US2687370A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |