US2863826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic conversion of paraffins
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1956-08-27
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Granted: 1958-12-09
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Expires: 1976-08-27
Abstract
No abstract record available.
Inventors
- 👤 Henry A Holcomb
- 👤 Paul F Korbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:29
CPC Classifications
C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G35/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A METHOD FOR PRODUCING HIGH YIELDS OF HIGH OCTANE NUMBER HYDROCARBONS WHICH COMPRISES CONTACTING A PARAFFINIC HYDROGEN FRACTION BOILING IN THE RANGE FROM ABOUT 105* TO ABOUT 180*F. IN THE PRESENCE CATALYST AT A TEMPERATURE OF 950*F. IN THE PRESENCE OF A FREE HYDROGEN-CONTAINING GAS AND AT A PRESSURE IN THE RANGE FROM ABOUT 200 TO ABOUT 500 POUNDS PER SQUARE INCH GAUGE AND A SPACE VELOCITY IN THE RANGE FROM ABOUT 0.5 TO ABOUT VOLUMES OF SAID HYDROCARBON PER VOLUME OF CATALYST PER HOUR TO FORM A CONVERTED PRODUCT CONTAINING A MAJOR AMOUNT OF HIGH OCTANE NUMBER COMPONENTS, AND RECOVERING SAID COMPONENTS.
Claim 2
Independent Claim
103 words
A METHOD FOR PRODUCING HIGH YIELDS OF HIGH OCTANE NUMBER HYDROCARBONS WHICH COMPRISES CONTACTING A PARAFFINIC HYDROGEN FRACTION BOILING IN THE RANGE FROM ABOUT 105* TO ABOUT 180*F. IN THE PRESENCE CATALYST AT A TEMPERATURE OF 950*F. IN THE PRESENCE OF A FREE HYDROGEN-CONTAINING GAS AND AT A PRESSURE IN THE RANGE FROM ABOUT 200 TO ABOUT 500 POUNDS PER SQUARE INCH GAUGE AND A SPACE VELOCITY IN THE RANGE FROM ABOUT 0.5 TO ABOUT VOLUMES OF SAID HYDROCARBON PER VOLUME OF CATALYST PER HOUR TO FORM A CONVERTED PRODUCT CONTAINING A MAJOR AMOUNT OF HIGH OCTANE NUMBER COMPONENTS, AND RECOVERING SAID COMPONENTS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |