US3242069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cracking of hydrocarbon oils with a silica-alumina catalyst containing gallium oxide
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1965-01-12
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Granted: 1966-03-22
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Expires: 1985-01-12
Abstract
No abstract record available.
Inventors
- 👤 Gladrow Elroy Merle
- 👤 Feo Richard Joseph De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:16
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/08; C; C10; C10G; C10G11/00; C10G11/02; C10G11/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A PROCESS OF CRACKING HYDROCARBONS TO PRODUCE MOTOR FUEL WHICH COMPRISES CONTACTING A HIGH BOILING HYDROCARBON OIL UNDER CRACKING CONDITIONS WITH A CATALYST CONTAINING 20-45 PARTS BY WEIGHT OF ALUMINA, 79-55 PARTS BY WEIGHT OF SILICA AND 1-10 PARTS BY WEIGHT OF GALLIUM OXIDE.
Claim 2
Dependent Claim
44 words
A PROCESS OF CRACKING HYDROCARBONS TO PRODUCE MOTOR FUEL WHICH COMPRISES CONTACTING A HIGH BOILING HYDROCARBON OIL UNDER CRACKING CONDITIONS WITH A CATALYST CONTAINING 20-45 PARTS BY WEIGHT OF ALUMINA, 79-55 PARTS BY WEIGHT OF SILICA AND 1-10 PARTS BY WEIGHT OF GALLIUM OXIDE.
References Cited (Backward Citations)
US2798857A
Cited
US2886512A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |