US2736684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reforming process
Assignee: MW Kellogg Co
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Filing: 1952-09-05
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Granted: 1956-02-28
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Expires: 1972-09-05
Abstract
No abstract record available.
Inventors
- 👤 Tarnpoll Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:53
CPC Classifications
C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G35/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
A REFORMING PROCESS FOR PRODUCING A 100/130 GRADE AVIATION GASOLINE WHICH COMPRISES CONTACTING A NAPHTHA HAVING ABOUT 20 TO ABOUT 60% NAPHTHENES WITH A CATALYST SELECTED FROM THE GROUP CONSISTING OF MOLYBDENUM OXIDE, CHROMIUM OXIDE, AND PLATINUM METAL AT A TEMPERATURE OF ABOUT 850 TO 1050* F., A PRESSURE OF ABOUT 25 TO ABOUT 1000 P. S. I. G., IN THE PRESENCE OF HYDROGEN SUPPLIED AT THE RATE OF ABOUT 500 TO ABOUT 20,000 SCFB, AT A WEIGHT SPACE VELOCITY OF ABOUT 0.10 TO ABOUT 4.0, THUS PRODUCING A REACTION PRODUCT INCLUDING AROMATICS, AND ACYCLIC HYDORCARBONS HAVING 5 AND 6 CARBON ATOMS, SEPARATING A C5-C6 FRACTION FROM THE REACTION PRODUCT, RECYCLING A PORTION OF THE C5-C6 FRACTION AT A RECYCLE RATIO OF ABOUT 0.5 TO ABOUT 3.0:1 FOR FURTHER CONTACT WITH THE CATALYST, SEPARATING AN AROMATIC FRACTION HAVING A BOILING POINT OF ABOUT 180* TO ABOUT 225* F. AND AN END POINT OF ABOUT 280* TO ABOUT 325* F. FROM THE REMAINDER OF THE REACTION PRODUCT, AND COMBINING THE REMAINDER OF THE C5-C6 FRACTION AND THE AROMATIC FRACTION AS THE PRODUCT OF THE PROCESS.
Claim 2
Dependent Claim
184 words
A REFORMING PROCESS FOR PRODUCING A 100/130 GRADE AVIATION GASOLINE WHICH COMPRISES CONTACTING A NAPHTHA HAVING ABOUT 20 TO ABOUT 60% NAPHTHENES WITH A CATALYST SELECTED FROM THE GROUP CONSISTING OF MOLYBDENUM OXIDE, CHROMIUM OXIDE, AND PLATINUM METAL AT A TEMPERATURE OF ABOUT 850 TO 1050* F., A PRESSURE OF ABOUT 25 TO ABOUT 1000 P. S. I. G., IN THE PRESENCE OF HYDROGEN SUPPLIED AT THE RATE OF ABOUT 500 TO ABOUT 20,000 SCFB, AT A WEIGHT SPACE VELOCITY OF ABOUT 0.10 TO ABOUT 4.0, THUS PRODUCING A REACTION PRODUCT INCLUDING AROMATICS, AND ACYCLIC HYDORCARBONS HAVING 5 AND 6 CARBON ATOMS, SEPARATING A C5-C6 FRACTION FROM THE REACTION PRODUCT, RECYCLING A PORTION OF THE C5-C6 FRACTION AT A RECYCLE RATIO OF ABOUT 0.5 TO ABOUT 3.0:1 FOR FURTHER CONTACT WITH THE CATALYST, SEPARATING AN AROMATIC FRACTION HAVING A BOILING POINT OF ABOUT 180* TO ABOUT 225* F. AND AN END POINT OF ABOUT 280* TO ABOUT 325* F. FROM THE REMAINDER OF THE REACTION PRODUCT, AND COMBINING THE REMAINDER OF THE C5-C6 FRACTION AND THE AROMATIC FRACTION AS THE PRODUCT OF THE PROCESS.
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) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |