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US2847363A
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Aromatization of straight run naphthenic gasolines
Assignee: Shell Development Co
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Filing: 1955-08-23
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Granted: 1958-08-12
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Expires: 1975-08-23
Abstract
No abstract record available.
Inventors
- 👤 Nixon Ivor Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:00
CPC Classifications
C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G35/085
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
68 words
IN THE PRODUCTION OF GASOLINE FROM STRAIGHT RUN NAPHTHENIC DISTILLATES BOILING IN THE GASOLINE BOILING RANGE THE IMPROVEMENT WHICH COMPRISES REMOVING FROM THE DISTILLATE ALL OF THE MATERIAL BOILING UP THROUGH HEXANE AND MATERIAL BOILING ABOVE THE GASOLINE BOILING RANGE, ADDING TO THE REMAINDER FROM 25 TO ABOUT 70% OF THE AMOUNT THEREOF OF NORMAL PETANE, REFORMING THE RESULTING MIXTURE IN THE PRESENCE OF ADDED HYDROGEN WITH AN
References Cited (Backward Citations)
GB720388A
Cited
US2736684A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |