US2497176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrogenation catalyst
Assignee: Standard Oil Development Co
•
Filing: 1946-06-12
•
Granted: 1950-02-14
•
Expires: 1966-06-12
Abstract
No abstract record available.
Inventors
- 👤 Mason Ralph Burgess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:40
CPC Classifications
C; C10; C10G; C10G45/00; C10G45/44; C10G45/46; C10G45/48; B; B01; B01J; B01J27/00; B01J27/02; B01J27/04; C07; C07C; C07C5/00; C07C5/02; C07C2521/00; C07C2521/02; C07C2521/04; C07C2523/00; C07C2523/12; C07C2527/00; C07C2527/02; C07C2527/04; C07C2527/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
IMPROVED PROCESS FOR THE HYDROGENATION OF UNSATURATED HIGH MOLECULAR WEIGHT PETROLEUM HYDROCARBONS CONTAINING SULFUR WHICH COMPRISES CONTACTING SAID HIGH MOLECULAR WEIGHT HYDROCARBONS UNDER NON-DESTRUCTIVE HYDROGENATION CONDITIONS WITH A CATALYST CONSISTING ESSENTIALLY OF ABOUT 40-90% BY WEIGHT OF NICKEL SULFIDE PROMOTED WITH A MINOR PROMOTIONAL AMOUNT OF THORIA AMOUNTING TO ABOUT 0.5-15% BY WEIGHT OF THE CATALYST, THE BALANCE AMOUNTING TO A SUBSTANTIAL PROPORTION OF THE CATALYST BEING ALUMINA, WHEREBY THE FEED OIL IS HYDROGENATED TO SATURATED HYDROCARBONS AND NO SUBSTANTIAL DEPOLYMERIZATION AND CRACKING RESULTS.
Claim 2
Dependent Claim
84 words
IMPROVED PROCESS FOR THE HYDROGENATION OF UNSATURATED HIGH MOLECULAR WEIGHT PETROLEUM HYDROCARBONS CONTAINING SULFUR WHICH COMPRISES CONTACTING SAID HIGH MOLECULAR WEIGHT HYDROCARBONS UNDER NON-DESTRUCTIVE HYDROGENATION CONDITIONS WITH A CATALYST CONSISTING ESSENTIALLY OF ABOUT 40-90% BY WEIGHT OF NICKEL SULFIDE PROMOTED WITH A MINOR PROMOTIONAL AMOUNT OF THORIA AMOUNTING TO ABOUT 0.5-15% BY WEIGHT OF THE CATALYST, THE BALANCE AMOUNTING TO A SUBSTANTIAL PROPORTION OF THE CATALYST BEING ALUMINA, WHEREBY THE FEED OIL IS HYDROGENATED TO SATURATED HYDROCARBONS AND NO SUBSTANTIAL DEPOLYMERIZATION AND CRACKING RESULTS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |