US2501197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic treatment of hydrocarbon oils
Assignee: Texaco Inc
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Filing: 1939-12-30
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Granted: 1950-03-21
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Expires: 1959-12-30
Abstract
No abstract record available.
Inventors
- 👤 Preston L Veltman
- 👤 Arthur R Goldsby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:32
CPC Classifications
C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; B; B01; B01J; B01J27/00; B01J27/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
102 words
IN THERMAL CONVERSION REACTIONS SELECTED FROM THE GROUP CONSISTING OF CATALYTIC CRACKING AND REFORMING HYDROCARBON OIL TO PRODUCE HIGH OCTANE GASOLINE HYDROCARBONS, THE METHOD WHICH COMPRISES HEATING HYDROCARBON VAPORS TO AN ELEVATED TEMPERATURE IN THE RANGE 700*F. AND ABOVE, SUBJECTING THE HEATED VAPORS AT A PRESSURE OF AROUND ATMOSPHERIC TO 100 POUNDS PER SQUARE INCH TO BRIEF INTIMATE CONTACT WITH A SYNTHETIC, SUBSTANTIALLY SODIUM-FREE SOLID CATALYST COMPRISING AN ACTIVE METALLIC FLUORIDE WHICH IS SUBSTANTIALLY NON-VOLATILE AT TEMPERATURES BELOW ABOUT 1200*F. IN ASSOCIATION WITH AN ADSORBENT MATERIAL, TO EFFECT SUBSTANTIAL CONVERSION INTO GASOLINE HYDROCARBONS OF HIGH OCTANE VALUE WITH RELATIVELY LOW CARBON FORMATION.
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) | 1953-03-20 | 1953-09-19 | 1954-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-20 | 1957-09-19 | 1958-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-20 | 1961-09-19 | 1962-03-21 | $7700.00 | Window Closed / Lapsed |