Patent US3565788A successfully refreshed from Google Patents.
US3565788A
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Hydrocarbon conversion with clinoptilolite catalysts
Assignee: Texaco Inc
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Filing: 1968-06-27
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Granted: 1971-02-23
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Expires: 1988-06-27
Abstract
Abstract CLINOPTILOLITE, A NATURAL ZEOLITE, AFTER BEING SUBJECTED TO ACID LEACHING, POSSESSES CATALYTIC PROPERTIES FOR HYDROCARBON CONVERSION. IN PARTICULAR, THIS CATALYST WHEN COMBINED WITH A GROUP VIII AND/OR GROUPVI-B METAL IS USEFUL AS A HYDRODEWAXING CATALYST FOR PROCESSING WAXY HYDROCARBON DISTILLATES.
Inventors
- 👤 Walter D Foucher Jr
- 👤 Robert M Suggitt
- 👤 Eugene E Sensel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:54
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/02; C10G11/04; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/70; B01J29/72; B01J29/74; C10G11/05; B01J2229/00; B01J2229/30; B01J2229/37; C10G2400/00; C10G2400/10
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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |