Patent US2643214A successfully refreshed from Google Patents.
US2643214A
Expired / Lapsed
US
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Method of reforming hydrocarbons in the presence of a platinum or palladium catalyst
Assignee: Universal Oil Products Co
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Filing: 1950-03-29
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Granted: 1953-06-23
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Expires: 1970-03-29
Abstract
No abstract record available.
Inventors
- 👤 Karl T Hartwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:04
CPC Classifications
C; C10; C10G; C10G35/00; C10G35/04; C10G35/10; C10G35/14; B; B01; B01J; B01J23/00; B01J23/90; B01J23/96
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A REFORMING PROCESS WHICH COMPRISES PASSING HYDROGEN AND A HYDROCARBON FRACTION CONTAINING PARAFFINS AND NAPHTHENES AND BOILING WITHIN THE GASOLINE RANGE THROUGH A REACTION ZONE AND THEREIN CONTACTING THE SAME AT REFORMING CONDITIONS WITH A CATALYST COMPRISING ALUMINA AND A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM, WITHDRAWING CATALYST FROM SAID REACTION ZONE AND INTRODUCING THE SAME INTO A HEATING ZONE WHEREIN IT IS CONTACTED WITH HOT COMBUSTION GASES TO RAISE THE TEMPERATURE THEREOF, WITHDRAWING HEATED CATALYST FROM THE HEATING ZONE AND PASSING THE SAME INTO SAID REACTION ZONE, SEPARATING A GAS RICH IN HYDROGEN FROM THE REFORMED PRODUCTS AND BURNING AT LEAST A PORTION THEREOF TO FORM SAID COMBUSTION GASES.
Claim 2
Dependent Claim
114 words
A REFORMING PROCESS WHICH COMPRISES PASSING HYDROGEN AND A HYDROCARBON FRACTION CONTAINING PARAFFINS AND NAPHTHENES AND BOILING WITHIN THE GASOLINE RANGE THROUGH A REACTION ZONE AND THEREIN CONTACTING THE SAME AT REFORMING CONDITIONS WITH A CATALYST COMPRISING ALUMINA AND A METAL SELECTED FROM THE GROUP CONSISTING OF PLATINUM AND PALLADIUM, WITHDRAWING CATALYST FROM SAID REACTION ZONE AND INTRODUCING THE SAME INTO A HEATING ZONE WHEREIN IT IS CONTACTED WITH HOT COMBUSTION GASES TO RAISE THE TEMPERATURE THEREOF, WITHDRAWING HEATED CATALYST FROM THE HEATING ZONE AND PASSING THE SAME INTO SAID REACTION ZONE, SEPARATING A GAS RICH IN HYDROGEN FROM THE REFORMED PRODUCTS AND BURNING AT LEAST A PORTION THEREOF TO FORM SAID COMBUSTION GASES.
References Cited (Backward Citations)
US2403375A
Cited
US2479110A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |