US3736252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrotreating of hydrocarbons
Assignee: Universal Oil Products Co
•
Filing: 1970-08-17
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Granted: 1973-05-29
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Expires: 1990-08-17
Abstract
Abstract A PROCESS FOR HYDROCARBONS AND MIXTURES OF HYDROCARBONS UTILIZING A CATALYSTIC COMPOSITE OF A POROUS CARRIER MATERIAL , A GROUP VIII NOBLE METAL COMPONENT AND A GERMANIUM COMPONENT. APPLICABLE TO CHARGE STOCKS CONTAINING SULFUROUS COMPOUNDS AND AROMATIC HYDROCARBONS, HE HYDROTREATING CONDITIONS CAN BE CONTROLLED TO EFFECT A PARTICULAR END RESULT INCLUDING THE RING-OPENING OF CYCLIC HYDROCARBONS, DESULFURIZATION, DENITRIFICATION, SELECTIVE OLEFIN SATURATION, ETC.
Inventors
- 👤 J Hayes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:49
CPC Classifications
C; C10; C10G; C10G49/00; C10G49/02; C10G49/06; B; B01; B01J; B01J23/00; B01J23/38; B01J23/54; B01J23/56; B01J23/62; B01J23/622; B01J23/624; C10G45/00; C10G45/32; C10G45/34; C10G45/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-28 | 1976-11-27 | 1977-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-28 | 1980-11-27 | 1981-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-28 | 1984-11-27 | 1985-05-29 | $7700.00 | Window Closed / Lapsed |