US3054832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-stage isomerization of methylcyclopentane and normal hexane
Assignee: Phillips Petroleum Co
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Filing: 1960-01-26
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Granted: 1962-09-18
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Expires: 1980-01-26
Abstract
No abstract record available.
Inventors
- 👤 John T Cabbage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:50
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/22; C07C5/27; C07C5/2767; C07C5/277; C07C5/2778; C07C5/2786; C07C5/2789; C07C5/29
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
97 words
A METHOD OF A MIXTURE COMPRISING ISOMERIZING METHYLCYCLOPENTANE AND NORMAL HEXANE WHICH COMPRISES ADMIXING THE SAME WITH AN ACTIVATED ALUMINUM CHLORIDE CATALYST AND SUBJECTING THE MIXTURE THUS OBTAINED IN A FIRST REACTION ZONE TO A TEMPERATURE IN THE NEIGHBORHOOD OF 150*F. FOR A TIME OF REACTION IN THE NEIGHBORHOOD OF APPROXIMATELY 30 MINUTES, COOLING THE REACTION MASS THUS OBTAINED AND THEN FURTHER SUBJECTING THE SAID MASS IN A SECOND ZONE TO A TEMPERATURE IN THE NEIGHBORHOOD OF 100*F. FOR A TIME IN THE NEIGHBORHOOD OF APPROXIMATELY 15 MINUTES AND THEN RECOVERING CONVERTED HYDROCARBONS FROM THE REACTION MASS.
References Cited (Backward Citations)
US2386784A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |