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US3661769A
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Process for reforming a naphtha feedstock in the presence of a platinumtungsten-alumina catalyst
Assignee: Mobil Oil AS
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Filing: 1970-11-23
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Granted: 1972-05-09
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Expires: 1990-11-23
Abstract
Abstract A METHOD FOR REFORMING A NAPHTHA FEEDSTOCK WHICH COMPRISES CONTACTING THE SAME WITH A CATALYST THAT CONTAINS PLATINUM AND TUNGSTEN ON A POROUS SUPPORT.
Inventors
- 👤 Paul B Venuto
- 👤 Thaddeus E Whyte Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:32
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/38; B01J23/54; B01J23/56; B01J23/64; B01J23/652; B01J23/6527; C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G35/085; C10G35/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1975-05-09 | 1975-11-08 | 1976-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-09 | 1979-11-08 | 1980-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-09 | 1983-11-08 | 1984-05-09 | $7700.00 | Window Closed / Lapsed |