Patent US3308053A successfully refreshed from Google Patents.
US3308053A
Expired / Lapsed
US
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Hydrocarbon production process
Assignee: Marathon Oil Co
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Filing: 1965-01-19
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Granted: 1967-03-07
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Expires: 1985-01-19
Abstract
No abstract record available.
Inventors
- 👤 Joe T Kelly
- 👤 Alan H Peterson
- 👤 Glen C Templeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:56
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/04; C10G; C10G2400/00; C10G2400/02; C10G2400/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
188 words
A PROCESS FOR THE CONVERSION OF A WAXY GAS OIL TO VALUABLE ENGINE FUEL COMPRISING MOLECULARLY CRACKING UNDER MODERATE CONDITIONS TO OBTAIN A PRODUCT COMPRISING SUBSTANTIAL AMOUNTS OF OLEFINS HAVING FROM ABOUT 6 TO ABOUT 16 CARBON ATOMS, SEPARATING A FRACTION CONTAINING FROM ABOUT 12 TO ABOUT 16 CARBON ATOMS PER MOLECULE, HYDROISOMERIZING SAID FRACTION AT FROM -20 TO 80*C. IN THE PRESENCE OF AN ACID CATALYST WITH AN ISOPARAFFIN OF 4 TO ABOUT 6 CARBON ATOMS AS THE HYDROGEN SOURCE TO FORM A GASOLINE FRACTION HAVING A BOILING POINT BELOW ABOUT 350*F., A JET FUEL FRACTION HAVING A BOILING POINT OF FROM ABOUT 350 TO 550*F., AND A HIGHER BOILING FRACTION HAVING A BOILING POINT ABOVE 550*F.; SEPARATING OUT AN APPROXIMATELY C7 TO C11 FRACTION FROM THE PRODUCT OF SAID MOLECULAR CRACKING, ALKYLATING SAID C7-C11 FRACTION WITH A BRANCHED CHAIN HYDROCARBON CONTAINING 4 TO ABOUT 6 CARBON ATOMS IN THE PRESENCE OF AN ACID CATALYST AT FROM -20 TO 80*C. TO OBTAIN A GASOLINE FRACTION BOILING BELOW ABOUT 350*F., A FET FUEL FRACTION BOILING FROM ABOUT 350 TO 550*F., AND A HIGH BOILING FRACTION BOILING ABOVE 550*F.
Claim 2
Dependent Claim
188 words
A PROCESS FOR THE CONVERSION OF A WAXY GAS OIL TO VALUABLE ENGINE FUEL COMPRISING MOLECULARLY CRACKING UNDER MODERATE CONDITIONS TO OBTAIN A PRODUCT COMPRISING SUBSTANTIAL AMOUNTS OF OLEFINS HAVING FROM ABOUT 6 TO ABOUT 16 CARBON ATOMS, SEPARATING A FRACTION CONTAINING FROM ABOUT 12 TO ABOUT 16 CARBON ATOMS PER MOLECULE, HYDROISOMERIZING SAID FRACTION AT FROM -20 TO 80*C. IN THE PRESENCE OF AN ACID CATALYST WITH AN ISOPARAFFIN OF 4 TO ABOUT 6 CARBON ATOMS AS THE HYDROGEN SOURCE TO FORM A GASOLINE FRACTION HAVING A BOILING POINT BELOW ABOUT 350*F., A JET FUEL FRACTION HAVING A BOILING POINT OF FROM ABOUT 350 TO 550*F., AND A HIGHER BOILING FRACTION HAVING A BOILING POINT ABOVE 550*F.; SEPARATING OUT AN APPROXIMATELY C7 TO C11 FRACTION FROM THE PRODUCT OF SAID MOLECULAR CRACKING, ALKYLATING SAID C7-C11 FRACTION WITH A BRANCHED CHAIN HYDROCARBON CONTAINING 4 TO ABOUT 6 CARBON ATOMS IN THE PRESENCE OF AN ACID CATALYST AT FROM -20 TO 80*C. TO OBTAIN A GASOLINE FRACTION BOILING BELOW ABOUT 350*F., A FET FUEL FRACTION BOILING FROM ABOUT 350 TO 550*F., AND A HIGH BOILING FRACTION BOILING ABOVE 550*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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |