US3360587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ethylene production and recovery thereof
Assignee: UOP PROCESS DIVISION
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Filing: 1966-07-29
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Granted: 1967-12-26
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Expires: 1986-07-29
Abstract
No abstract record available.
Inventors
- 👤 George F Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:30
CPC Classifications
C; C07; C07C; C07C11/00; C07C11/02; C07C11/04; C10; C10G; C10G11/00; C10G11/02; C10G11/04; C10G11/05; C10G2300/00; C10G2300/10; C10G2300/1037; C10G2300/1048; C10G2300/1059; C10G2400/00; C10G2400/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A PROCESS FOR THE PRODUCTION AND RECOVERY OF ETHYLENE WHICH COMPRISES THERMAL CRACKING SATURATED HYDROCARBONS AT CONDITIONS CONDUCIVE TO PRODUCING AN ETHYLENE-RICH EFFLUENT CONTAINING ACETYLENE AND BUTADIENE, COMMINGLING THE TOTAL ETHYLENE-RICH EFFLUENT, INCLUDING SAID ACETYLENE AND BUTADIENE, WITH THE HYDROCARBON CHARGE TO A CATALYTIC CRACKING UNIT, PASSING THE RESULTING MIXTURE INTO A REACTION ZONE MAINTAINED UNDER CRACKING CONDITIONS SELECTED TO PRODUCE GASOLINE BOILING RANGE HYDROCARBONS FROM HEAVIER HYDROCARBONS AND RECOVERING AN ETHYLENE-RICH GASEOUS PHASE OF REDUCED ACETYLENE AND BUTADIENE CONTENT FROM THE RESULTING CATALYTICALLY-CRACKED PRODUCT EFFLUENT.
Claim 2
Dependent Claim
86 words
A PROCESS FOR THE PRODUCTION AND RECOVERY OF ETHYLENE WHICH COMPRISES THERMAL CRACKING SATURATED HYDROCARBONS AT CONDITIONS CONDUCIVE TO PRODUCING AN ETHYLENE-RICH EFFLUENT CONTAINING ACETYLENE AND BUTADIENE, COMMINGLING THE TOTAL ETHYLENE-RICH EFFLUENT, INCLUDING SAID ACETYLENE AND BUTADIENE, WITH THE HYDROCARBON CHARGE TO A CATALYTIC CRACKING UNIT, PASSING THE RESULTING MIXTURE INTO A REACTION ZONE MAINTAINED UNDER CRACKING CONDITIONS SELECTED TO PRODUCE GASOLINE BOILING RANGE HYDROCARBONS FROM HEAVIER HYDROCARBONS AND RECOVERING AN ETHYLENE-RICH GASEOUS PHASE OF REDUCED ACETYLENE AND BUTADIENE CONTENT FROM THE RESULTING CATALYTICALLY-CRACKED PRODUCT EFFLUENT.
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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |