US3193490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined jet fuel-gasoline production
Assignee: Universal Oil Products Co
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Filing: 1960-12-09
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Granted: 1965-07-06
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Expires: 1980-12-09
Abstract
No abstract record available.
Inventors
- 👤 Donald B Broughton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:37
CPC Classifications
C; C10; C10G; C10G61/00; C10G61/02; C10G61/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A COMBINATION PROCESS FOR PRODUCING A FRACTION HAVING OPTIMUM PROPERTIES FOR JET FUEL USE AND ANOTHER FRACTION HAVING OPTIMUMPROPERTIES FOR USE AS A GASOLINE MOTOR FUEL WHICH COMPRISES CONTACTING A HYDROCARBON FRACTION PREDOMINATING IN SATURATED HYDROCARBONS OF FROM 4 TO 12 CARBON ATOMS AND HAVING AN END BOILING POINT OF FROM ABOUT 500*F. WITH A MOLECULAR SIEVE SELECTIVE FOR NORMAL PARAFFINIC HYDROCARBONS, SEPARATING A RAFFINATE STREAM CONSISTING ESSENTIALLY OF BRANCHED CHAIN AND CYCLIC HYDROCARBONS, RECOVERING THE NORMAL PARAFFINIC HYDROCARBONS FROM THE MOLECULAR SIEVE AND REMOVING THE SAME, WITHOUT ANY FURTHER CONVERSION THEREOF, FROM THE PROCESS AS SAID PRODUCT HAVING OPTIMUM PROPERTIES FOR JET FUEL USE, REFORMING SAID RAFFINATE STREAM IN THE PRESENCE OF HYDROGEN AND A REFORMING CATALYST AT LOW-SEVERITY REFORMING CONDITIONS AND RECOVERING A GASOLINE BOILING RANGE FRACTION FROM THE REFORMING REACTION PRODUCT AS SAID FRACTION HAVING OPTIMUM PROPERTIES FOR GASOLINE MOTOR FUEL USE.
Claim 2
Dependent Claim
145 words
A COMBINATION PROCESS FOR PRODUCING A FRACTION HAVING OPTIMUM PROPERTIES FOR JET FUEL USE AND ANOTHER FRACTION HAVING OPTIMUMPROPERTIES FOR USE AS A GASOLINE MOTOR FUEL WHICH COMPRISES CONTACTING A HYDROCARBON FRACTION PREDOMINATING IN SATURATED HYDROCARBONS OF FROM 4 TO 12 CARBON ATOMS AND HAVING AN END BOILING POINT OF FROM ABOUT 500*F. WITH A MOLECULAR SIEVE SELECTIVE FOR NORMAL PARAFFINIC HYDROCARBONS, SEPARATING A RAFFINATE STREAM CONSISTING ESSENTIALLY OF BRANCHED CHAIN AND CYCLIC HYDROCARBONS, RECOVERING THE NORMAL PARAFFINIC HYDROCARBONS FROM THE MOLECULAR SIEVE AND REMOVING THE SAME, WITHOUT ANY FURTHER CONVERSION THEREOF, FROM THE PROCESS AS SAID PRODUCT HAVING OPTIMUM PROPERTIES FOR JET FUEL USE, REFORMING SAID RAFFINATE STREAM IN THE PRESENCE OF HYDROGEN AND A REFORMING CATALYST AT LOW-SEVERITY REFORMING CONDITIONS AND RECOVERING A GASOLINE BOILING RANGE FRACTION FROM THE REFORMING REACTION PRODUCT AS SAID FRACTION HAVING OPTIMUM PROPERTIES FOR GASOLINE MOTOR FUEL USE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |