Patent US2616836A successfully refreshed from Google Patents.
US2616836A
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Products from catalytic cracking
Assignee: Standard Oil Development Co
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Filing: 1949-12-29
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Granted: 1952-11-04
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Expires: 1969-12-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter J Schmidt
- 👤 Forrest H Blanding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:40
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/14; C10G11/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A PROCESS FOR THE CONVERSION OF HEAVY HYDROCARBON OILS INTO LOWER BOILING FURNACE OIL AND GASOLINE, WHICH COMPRISES CRAKING FRESH UNCRACKED OIL IN THE PRESENCE OF A CATALYST UNDER CONDITIONS CONTROLLED TO CONVERT FROM ABOUT 30 TO 40% OF SAID FRESH OIL INTO GASOLINE CONSTITUENTS, FRACTIONATING THE RESULTING PRODUCTS TO SEGREGATE A GASOLINE FRACTION, A LIGHT FURNACE OIL FRACTION AND A HEAVY CYCLE OIL FRACTION, REMOVING SAID LIGHT FURNACE OIL FRACTION AS A PRODUCT OF THE PROCESS, TREATING SAID HEAVY CYCLE OIL FRACTION TO REMOVE AROMATICS THEREFROM AND SUBJECTING SAID EXTRACTED OIL TO FURTHER CRACKING TREATMENT WITH SAID FIRST-NAMED OIL.
Claim 2
Dependent Claim
100 words
A PROCESS FOR THE CONVERSION OF HEAVY HYDROCARBON OILS INTO LOWER BOILING FURNACE OIL AND GASOLINE, WHICH COMPRISES CRAKING FRESH UNCRACKED OIL IN THE PRESENCE OF A CATALYST UNDER CONDITIONS CONTROLLED TO CONVERT FROM ABOUT 30 TO 40% OF SAID FRESH OIL INTO GASOLINE CONSTITUENTS, FRACTIONATING THE RESULTING PRODUCTS TO SEGREGATE A GASOLINE FRACTION, A LIGHT FURNACE OIL FRACTION AND A HEAVY CYCLE OIL FRACTION, REMOVING SAID LIGHT FURNACE OIL FRACTION AS A PRODUCT OF THE PROCESS, TREATING SAID HEAVY CYCLE OIL FRACTION TO REMOVE AROMATICS THEREFROM AND SUBJECTING SAID EXTRACTED OIL TO FURTHER CRACKING TREATMENT WITH SAID FIRST-NAMED OIL.
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) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |