Patent US3248446A successfully refreshed from Google Patents.
US3248446A
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Plasma streams and method for utilizing same
Assignee: Phillips Petroleum Co
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Filing: 1962-10-22
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Granted: 1966-04-26
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Expires: 1982-10-22
Abstract
No abstract record available.
Inventors
- 👤 Lyle W Pollock
- 👤 John W Begley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:54
CPC Classifications
C; C07; C07C; C07C11/00; C07C11/22; C07C11/24; B; B01; B01J; B01J12/00; B01J12/002; H; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/903; Y10S585/909; Y10S585/911; Y10S585/913; Y10S585/949; Y10S585/953
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A PROCESS FOR THE PRODUCTION OF ACETYLENE WHICH COMPRISES INTRODUCING A HYDROCARBON FEED COMPRISED PRINCIPALLY OF METHANE AND ETHANE INTO THE QUENCH SECTION OF A HIGH TEMPERATURE HYDROGEN PLASMA STREAM FORMER SO AS TO SIMULTANEOUSLY EFFECT COOLING OF SAID PLASMA STREAM AND CRACK AND CONVERT AT LEAST A PORTION OF SAID HYDROCARBON FEED TO OLEFINIC HYDROCARBONS, REMOVING AN EFFLUENT FROM SAID QUENCH SECTION AND SEPARATING HYDROGEN THEREFROM, SUBJECTING SAID EFFLUENT AFTER REMOVAL OF HYDROGEN TO SEPARATION TO RECOVER ACETYLENE THEREFROM, AND RECYCLING HYDROCARBONS RECOVERED FROM SAID SEPARATION AS REACTANT FEED TO SAID PLASMA STREAM FORMER AND CONTACTING SAME WITH SAID PLASMA STREAM TO CONVERT SAME TO ACETYLENE AND OTHER LIGHT HYDROCARBONS.
Claim 2
Dependent Claim
111 words
A PROCESS FOR THE PRODUCTION OF ACETYLENE WHICH COMPRISES INTRODUCING A HYDROCARBON FEED COMPRISED PRINCIPALLY OF METHANE AND ETHANE INTO THE QUENCH SECTION OF A HIGH TEMPERATURE HYDROGEN PLASMA STREAM FORMER SO AS TO SIMULTANEOUSLY EFFECT COOLING OF SAID PLASMA STREAM AND CRACK AND CONVERT AT LEAST A PORTION OF SAID HYDROCARBON FEED TO OLEFINIC HYDROCARBONS, REMOVING AN EFFLUENT FROM SAID QUENCH SECTION AND SEPARATING HYDROGEN THEREFROM, SUBJECTING SAID EFFLUENT AFTER REMOVAL OF HYDROGEN TO SEPARATION TO RECOVER ACETYLENE THEREFROM, AND RECYCLING HYDROCARBONS RECOVERED FROM SAID SEPARATION AS REACTANT FEED TO SAID PLASMA STREAM FORMER AND CONTACTING SAME WITH SAID PLASMA STREAM TO CONVERT SAME TO ACETYLENE AND OTHER LIGHT HYDROCARBONS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |