Patent US2664386A successfully refreshed from Google Patents.
US2664386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-stage process for the catalytic reforming of gasoline
Assignee: Universal Oil Products Co
•
Filing: 1949-05-12
•
Granted: 1953-12-29
•
Expires: 1969-05-12
Abstract
No abstract record available.
Inventors
- 👤 Haensel Vladimir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:37
CPC Classifications
C; C10; C10G; C10G59/00; C10G59/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
A PROCESS FOR REFORMING GASOLINE WHICH COMPRISES SUBJECTING SAID GASOLINE TO CONVERSION AT A TEMPERATURE OF FROM ABOUT 600* TO ABOUT 1000* F., A PRESSURE OF FROM ABOUT 500 TO ABOUT 1200 POUNDS PER SQUARE INCH, A WEIGHT HOURLY SPACE VELOCITY OF FROM ABOUT 0.2 TO ABOUT 5 AND A HYDROGEN TO HYDROCARBON RATIO OF FROM ABOUT 3 TO ABOUT 10 MOLS OF HYDROGEN PER MOL OF HYDROCARBON IN THE PRESENCE OF A CATALYST COMPRISING ALUMINA, PLATINUM IN AN AMOUNT OF FROM ABOUT 0.01% TO ABOUT 1% BY WEIGHT AND A HALOGEN COMBINED THEREWITH IN AN AMOUNT OF FROM ABOUT 0.1% TO ABOUT 8% BY WEIGHT, AND THEREAFTER SUBJECTING SAID GASOLINE TO CONVERSION AT A HIGHER TEMPERATURE IN THE RANGE OF FROM ABOUT 800 TO ABOUT 1100* F., A LOWER PRESSURE IN THE RANGE OF FROM ABOUT 50 TO ABOUT 700 POUNDS PER SQUARE INCH, A HIGHER WEIGHT HOURLY SPACE VELOCITY IN THE RANGE OF FROM ABOUT 2 TO ABOUT 20 AND A HYDROGEN TO HYDROCARBON RATIO OF FROM ABOUT 1 TO ABOUT 6 MOLS PER MOL OF HYDRCARBON IN THE PRESENCE OF A CATALYST COMPRISING ALUMINA AND FROM ABOUT 0.01% TO ABOUT 1% BY WEIGHT OF PLATINUM.
Claim 2
Dependent Claim
198 words
A PROCESS FOR REFORMING GASOLINE WHICH COMPRISES SUBJECTING SAID GASOLINE TO CONVERSION AT A TEMPERATURE OF FROM ABOUT 600* TO ABOUT 1000* F., A PRESSURE OF FROM ABOUT 500 TO ABOUT 1200 POUNDS PER SQUARE INCH, A WEIGHT HOURLY SPACE VELOCITY OF FROM ABOUT 0.2 TO ABOUT 5 AND A HYDROGEN TO HYDROCARBON RATIO OF FROM ABOUT 3 TO ABOUT 10 MOLS OF HYDROGEN PER MOL OF HYDROCARBON IN THE PRESENCE OF A CATALYST COMPRISING ALUMINA, PLATINUM IN AN AMOUNT OF FROM ABOUT 0.01% TO ABOUT 1% BY WEIGHT AND A HALOGEN COMBINED THEREWITH IN AN AMOUNT OF FROM ABOUT 0.1% TO ABOUT 8% BY WEIGHT, AND THEREAFTER SUBJECTING SAID GASOLINE TO CONVERSION AT A HIGHER TEMPERATURE IN THE RANGE OF FROM ABOUT 800 TO ABOUT 1100* F., A LOWER PRESSURE IN THE RANGE OF FROM ABOUT 50 TO ABOUT 700 POUNDS PER SQUARE INCH, A HIGHER WEIGHT HOURLY SPACE VELOCITY IN THE RANGE OF FROM ABOUT 2 TO ABOUT 20 AND A HYDROGEN TO HYDROCARBON RATIO OF FROM ABOUT 1 TO ABOUT 6 MOLS PER MOL OF HYDRCARBON IN THE PRESENCE OF A CATALYST COMPRISING ALUMINA AND FROM ABOUT 0.01% TO ABOUT 1% BY WEIGHT OF PLATINUM.
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) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |