US2886513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium dioxide-calcium oxide catalyst for cracking hydrocarbons
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1954-10-05
•
Granted: 1959-05-12
•
Expires: 1974-10-05
Abstract
No abstract record available.
Inventors
- 👤 Edward G Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:04
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/16; B01J23/24; B01J23/28; B01J23/02; B01J23/10; B01J23/70; B01J23/76; B01J23/78; C; C10; C10G; C10G11/00; C10G11/02; C10G11/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A METHOD OF CATALYTIC CONVERSION OF HIGHER BOILING HYDROCARBONS TO PRODUCE OLEFINIC GASOLINE WHICH COMPRISES CONTACTING HIGHER BOILING HYDROCARBON OILS AT A TEMPERATURE OF ABOUT 900*-975* F. WITH A CATALYST CONSISTING ESSENTIALLY OF A MAJOR PROPORTION OF TITANIUM DIOXIDE AND A MAJOR PROPORTION OF CALCUIM OXIDE, SAID CATALYST HAVING BEEN CALCINED AT A TEMPERATURE BETWEEN ABOUT 1000* TO 1200* F. FOR ABOUT 3 TO 6 HOURS.
Claim 2
Independent Claim
66 words
A METHOD OF CATALYTIC CONVERSION OF HIGHER BOILING HYDROCARBONS TO PRODUCE OLEFINIC GASOLINE WHICH COMPRISES CONTACTING HIGHER BOILING HYDROCARBON OILS AT A TEMPERATURE OF ABOUT 900*-975* F. WITH A CATALYST CONSISTING ESSENTIALLY OF A MAJOR PROPORTION OF TITANIUM DIOXIDE AND A MAJOR PROPORTION OF CALCUIM OXIDE, SAID CATALYST HAVING BEEN CALCINED AT A TEMPERATURE BETWEEN ABOUT 1000* TO 1200* F. FOR ABOUT 3 TO 6 HOURS.
References Cited (Backward Citations)
US1732381A
Cited
GB384473A
Cited
US2140236A
Cited
US2166221A
Cited
US2319948A
Cited
US2365895A
Cited
GB583494A
Cited
US2627506A
Cited
US2684951A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |