US3758402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic hydrocracking of hydrocarbons
Assignee: Mobil Oil AS
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Filing: 1970-10-06
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Granted: 1973-09-11
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Expires: 1990-10-06
Abstract
Abstract HYDROCARBONS ARE HYDROCRACKED TO PRODUCTS BOILING IN THE MOTOR FUEL RANGE BY USING A CATALYST MIXTURE COMPRISING HYDROGENATION COMPONENTS, A LARGE PORE SIZE ZEOLITE SUCH AS ZEROLITE X OR Y AND A SMALLER PORE SIZE ZEOLITE OF THE ZSM-5-TYPE. IN A PREFERRED EMBODIMENT, A SILICEOUS MARTIX MATERIAL IS ALSO USED. THE USE OF THE ZSM-5 TYPE ZEOLITE RESULTS IN OBTAINING A FUEL HAVING AN INCREASED OCTANE NUMBER.
Inventors
- 👤 W Stover
- 👤 S Oleck
- 👤 A Schwartz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:17
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/40; B01J29/405; B01J29/80; C; C10; C10G; C10G47/00; C10G47/02; C10G47/10; C10G47/12; C10G47/16; B01J2229/00; B01J2229/10; B01J2229/26; B01J2229/30; B01J2229/42; B01J29/08; B01J29/10; B01J29/14; B01J29/143
Claims Analysis
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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) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-10 | 1985-03-12 | 1985-09-11 | $7700.00 | Window Closed / Lapsed |