Patent US3664116A successfully refreshed from Google Patents.
US2596145A
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Method of catalytically reforming hydrocarbons
Assignee: Universal Oil Products Co
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Filing: 1948-12-21
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Granted: 1952-05-13
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Expires: 1968-12-21
Abstract
No abstract record available.
Inventors
- 👤 Henry W Grote
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:22
CPC Classifications
C; C10; C10G; C10G59/00; C10G59/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A PROCESS FOR THE SIMULTANEOUS REFORMING OF GASOLINE STOCKS OF RELATIVELY HIGH AND LOW NAPHTHENE CONTENT, WHICH COMPRISES SUBJECTING A SUBSTANTIALLY OLEFIN-FREE STRAIGHT-RUN GASOLINE FRACTION CONTAINING NAPHTHENES AND PARAFFINS TO CATALYTIC DEHYDROGENATION TO CONVERT NAPHTHENES TO AROMATICS AND FORM HYDROGEN, COMMINGLING WITH THE RESULTANT HYDROGEN-CONTAINING PRODUCT A SUBSTANTIALLY OLEFIN-FREE, PREDOMINANTLY PARAFFINIC, NAPHTHENE-LEAN GASOLINE FRACTION IN AN AMOUNT SUFFICIENT TO LOWER THE AROMATIC CONTENT OF THE MIXTURE TO BELOW ABOUT 25%, AND THEN SUBJECTING THE MIXTURE TO THE ACTION OF A HYDROCRACKING CATALYST COMPRISING PLATINUM, ALUMINA AND HALOGEN MAINTAINED UNDER HYDROCRACKING CONDITIONS TO CONVERT HIGHER BOILING PARAFFINS INTO LOWER BOILING PARAFFINS.
Claim 2
Dependent Claim
100 words
A PROCESS FOR THE SIMULTANEOUS REFORMING OF GASOLINE STOCKS OF RELATIVELY HIGH AND LOW NAPHTHENE CONTENT, WHICH COMPRISES SUBJECTING A SUBSTANTIALLY OLEFIN-FREE STRAIGHT-RUN GASOLINE FRACTION CONTAINING NAPHTHENES AND PARAFFINS TO CATALYTIC DEHYDROGENATION TO CONVERT NAPHTHENES TO AROMATICS AND FORM HYDROGEN, COMMINGLING WITH THE RESULTANT HYDROGEN-CONTAINING PRODUCT A SUBSTANTIALLY OLEFIN-FREE, PREDOMINANTLY PARAFFINIC, NAPHTHENE-LEAN GASOLINE FRACTION IN AN AMOUNT SUFFICIENT TO LOWER THE AROMATIC CONTENT OF THE MIXTURE TO BELOW ABOUT 25%, AND THEN SUBJECTING THE MIXTURE TO THE ACTION OF A HYDROCRACKING CATALYST COMPRISING PLATINUM, ALUMINA AND HALOGEN MAINTAINED UNDER HYDROCRACKING CONDITIONS TO CONVERT HIGHER BOILING PARAFFINS INTO LOWER BOILING PARAFFINS.
References Cited (Backward Citations)
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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) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |