Patent US6006201A successfully refreshed from Google Patents.
Patent US3133012A successfully refreshed from Google Patents.
US3133012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination catalytic reforming process
Assignee: Universal Oil Products Co
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Filing: 1961-06-28
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Granted: 1964-05-12
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Expires: 1981-06-28
Abstract
No abstract record available.
Inventors
- 👤 Charles V Berger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 02:53
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/04; C10L1/06; C10G; C10G35/00; C10G35/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
210 words
A PROCESS FOR PRODUCING A GASOLINE HAVING AN F-1 CLEAR OCTANE RATING IN EXCESS OF ABOUT 98.0, AT LEAST 45.0% BY VOLUME OF WHICH IS DISTILLABLE AT A TEMPERATURE BELOW 212*F., WHICH PROCESS COMPRISES FRACTIONATING A DEBUTANIZED CATALYTICALLY REFORMED PRODUCT OF WHICH LESS THAN 45.0% BY VOLUME IS DISTILLABLE AT A TEMPERATURE OF 212* F., NTO A FIRST FRACTION OBTAINED AT A CUT-POINT WITHIN THE RANGE OF ABOUT 85*C. TO ABOUT 90*C. AND SUBSTANTIALLY FREE FROM TOLUENE, A SECOND FRACTION OBTAINED AT A CUTPOINT WITHIN THE RANGE OF ABOUT 110*C. TO ABOUT 120*C. AND CONTAINING SUBSTANTIALLY ALL THE TOLUENE INITIALLY PRESENT IN SAID DEBUTANIZED REFORMED PRODUCT, AND A THIRD BOTTOMS FRACTION HIGHER BOILING THAN TOLUENE; COMBINING A PORTION OF SAID FIRST FRACTION WITH A PORTION OF SAID SECOND FRACTION IN A VOLMETRIC RATIO LESS THAN THAT IN WHICH THEY WERE INITIALLY PRESENT IN SAID CATALYTICALLY REFORMED PRODUCT AND SUCH THAT THE RESULTING MIXTUE HAS AN OCTANE RATING, F-1 CLEAR, GREATER THAN 98./ AND AT LEAST 45.0% BY VOLUME OF WHICH IS DISTILLABLE AT 212*F., AND COMBINING THE REMAINDER OF SAID FIRST AND SECOND FRACTIONS WITH SAID THIRD BOTTOMS FRACTION TO YIELD A HIGH OCTANE BLENDING STOCK OF WHICH LESS THAN 45.0% BY VOLUME IS DISTILLABLE AT A TEMPERATURE OF 212*F.
Claim 2
Dependent Claim
210 words
A PROCESS FOR PRODUCING A GASOLINE HAVING AN F-1 CLEAR OCTANE RATING IN EXCESS OF ABOUT 98.0, AT LEAST 45.0% BY VOLUME OF WHICH IS DISTILLABLE AT A TEMPERATURE BELOW 212*F., WHICH PROCESS COMPRISES FRACTIONATING A DEBUTANIZED CATALYTICALLY REFORMED PRODUCT OF WHICH LESS THAN 45.0% BY VOLUME IS DISTILLABLE AT A TEMPERATURE OF 212* F., NTO A FIRST FRACTION OBTAINED AT A CUT-POINT WITHIN THE RANGE OF ABOUT 85*C. TO ABOUT 90*C. AND SUBSTANTIALLY FREE FROM TOLUENE, A SECOND FRACTION OBTAINED AT A CUTPOINT WITHIN THE RANGE OF ABOUT 110*C. TO ABOUT 120*C. AND CONTAINING SUBSTANTIALLY ALL THE TOLUENE INITIALLY PRESENT IN SAID DEBUTANIZED REFORMED PRODUCT, AND A THIRD BOTTOMS FRACTION HIGHER BOILING THAN TOLUENE; COMBINING A PORTION OF SAID FIRST FRACTION WITH A PORTION OF SAID SECOND FRACTION IN A VOLMETRIC RATIO LESS THAN THAT IN WHICH THEY WERE INITIALLY PRESENT IN SAID CATALYTICALLY REFORMED PRODUCT AND SUCH THAT THE RESULTING MIXTUE HAS AN OCTANE RATING, F-1 CLEAR, GREATER THAN 98./ AND AT LEAST 45.0% BY VOLUME OF WHICH IS DISTILLABLE AT 212*F., AND COMBINING THE REMAINDER OF SAID FIRST AND SECOND FRACTIONS WITH SAID THIRD BOTTOMS FRACTION TO YIELD A HIGH OCTANE BLENDING STOCK OF WHICH LESS THAN 45.0% BY VOLUME IS DISTILLABLE AT A TEMPERATURE OF 212*F.
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |