US2916437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cracking process with a zeolite catalyst
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1956-12-19
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Granted: 1959-12-08
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Expires: 1976-12-19
Abstract
No abstract record available.
Inventors
- 👤 George R Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:11
CPC Classifications
B; B01; B01J; B01J21/00; B01J21/16; C; C10; C10G; C10G11/00; C10G11/02; C10G11/04; C10G11/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A PROCESS FOR THE CATALYTIC CRACKING OF HIGH BOILING HYDROCARBONS TO PRODUCE MIDDLE OIL DISTILLOATE BOILING BETWEEN ABOUT 430* AND 650* F. WHICH COMPRISES CONTACTING GAS OIL AT A TEMPERATURE ABOVE 850* F. WITH A CATALYST PRODUCED BY CALCINING FOR 3 HOURS AT A TEMPERATURE OF ABOUT 1200* F. A SYNTHETIC ZEOLITE GEL(SODIUM ALUMINUM SILICATE) AND HAVING THE FOLLOWING COMPOSITION
Claim 2
Dependent Claim
60 words
A PROCESS FOR THE CATALYTIC CRACKING OF HIGH BOILING HYDROCARBONS TO PRODUCE MIDDLE OIL DISTILLOATE BOILING BETWEEN ABOUT 430* AND 650* F. WHICH COMPRISES CONTACTING GAS OIL AT A TEMPERATURE ABOVE 850* F. WITH A CATALYST PRODUCED BY CALCINING FOR 3 HOURS AT A TEMPERATURE OF ABOUT 1200* F. A SYNTHETIC ZEOLITE GEL(SODIUM ALUMINUM SILICATE) AND HAVING THE FOLLOWING COMPOSITION
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-07 | 1963-06-08 | 1963-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-07 | 1967-06-08 | 1967-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-07 | 1971-06-08 | 1971-12-08 | $7700.00 | Window Closed / Lapsed |