US2956093A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Olefin and town gas production
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1958-02-25
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Granted: 1960-10-11
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Expires: 1978-02-25
Abstract
No abstract record available.
Inventors
- 👤 Nicolai Lloyd Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:19
CPC Classifications
C; C07; C07C; C07C11/00; C07C11/02; C10; C10G; C10G9/00; C10G9/28; C10G9/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A PROCESS FOR PRODUCING A LIGHT, UNSATURATED HYDROCARBON FRACTION RICH IN OLEFINS AND A TOWN GAS FRACTION POOR IN OLEFINS, WHICH COMPRISES THE STEPS OF INTRODUCING HYDROCARBON OIL FEED INTO A REACTION ZONE CONTAINING HOT, INERT SOLIDS MAINTAINED AT A TEMPERATURE OF AT LEAST 1100*F. SO AS TO CONVERT SAID HYDROCARBON OIL FEED AT A COKE-FREE CONVERSION LEVEL OF AT LEAST 95 WT. PERCENT TO C3 AND LIGHTER HYDROCARBON COMPOUNDS INTO A GASEOUS PRODUCT STREAM CONTAINING SUBSTANTIAL PROPORTIONS OF OLEFINS AND HYDROGEN, SEPARATING SAID GASEOUS PRODUCT
Claim 2
Dependent Claim
86 words
A PROCESS FOR PRODUCING A LIGHT, UNSATURATED HYDROCARBON FRACTION RICH IN OLEFINS AND A TOWN GAS FRACTION POOR IN OLEFINS, WHICH COMPRISES THE STEPS OF INTRODUCING HYDROCARBON OIL FEED INTO A REACTION ZONE CONTAINING HOT, INERT SOLIDS MAINTAINED AT A TEMPERATURE OF AT LEAST 1100*F. SO AS TO CONVERT SAID HYDROCARBON OIL FEED AT A COKE-FREE CONVERSION LEVEL OF AT LEAST 95 WT. PERCENT TO C3 AND LIGHTER HYDROCARBON COMPOUNDS INTO A GASEOUS PRODUCT STREAM CONTAINING SUBSTANTIAL PROPORTIONS OF OLEFINS AND HYDROGEN, SEPARATING SAID GASEOUS PRODUCT
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) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |