Patent US3206522A successfully refreshed from Google Patents.
US3206522A
Expired / Lapsed
US
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Production of alpha-olefins
Assignee: ConocoPhillips Co
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Filing: 1960-07-06
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Granted: 1965-09-14
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Expires: 1980-07-06
Abstract
No abstract record available.
Inventors
- 👤 Ronald L Poe
- 👤 Homer L Hackett
- 👤 Coyne Donald Monley
- 👤 Kroll Wolf Rainer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:55
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/06; C07C; C07C2/00; C07C2/86; C07C2/88; C07C2523/00; C07C2523/70; C07C2523/74; C07C2523/755; Y; Y10; Y10S; Y10S585/00; Y10S585/949; Y10S585/952
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
119 words
IN A PROCESS FOR THE PREPARATION OF ALPHA-OLEFINS HAVING A CARBON CONTENT OF AT LEAST THREE IN WHICH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF AIR3, AIR2OR''+AIR3, AND AIR2SR''+AIR3, IN WHICH R IS A LOW MOLECULAR WEIGHT ALKYL GROUP, R'' IS A HYDROCARBON GROUP, AND R AND R'' CAN BE ALIKE AND UNLIKE, IS REACTED WITH A LOW MOLECULAR WEIGHT ALIPHATIC MONO-1-OLEFIN TO PROVIDE A GROWTH PRODUCT, SAID GROWTH PRODUCT IS HEATED IN THE PRESENCE OF A NICKEL METAL REDUCING CARALYST AND AN ADDITIONAL AMONT OF SAID LOW MOLECULAR WEIGHT ALIPHATIC MONO-1-OLEFIN TO PROVIDE A DISPLACEMENT PRODUCT, THE IMPROVEMENT WHICH COMPRISES ADDING TO SAID DISPLACEMENT PRODUCT A REVERSE DISPLACEMENT REACTION AND ISOMERIZATION INHIBITING AMOUNT OF ALKALI METAL CYANIDE.
Claim 2
Dependent Claim
119 words
IN A PROCESS FOR THE PREPARATION OF ALPHA-OLEFINS HAVING A CARBON CONTENT OF AT LEAST THREE IN WHICH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF AIR3, AIR2OR''+AIR3, AND AIR2SR''+AIR3, IN WHICH R IS A LOW MOLECULAR WEIGHT ALKYL GROUP, R'' IS A HYDROCARBON GROUP, AND R AND R'' CAN BE ALIKE AND UNLIKE, IS REACTED WITH A LOW MOLECULAR WEIGHT ALIPHATIC MONO-1-OLEFIN TO PROVIDE A GROWTH PRODUCT, SAID GROWTH PRODUCT IS HEATED IN THE PRESENCE OF A NICKEL METAL REDUCING CARALYST AND AN ADDITIONAL AMONT OF SAID LOW MOLECULAR WEIGHT ALIPHATIC MONO-1-OLEFIN TO PROVIDE A DISPLACEMENT PRODUCT, THE IMPROVEMENT WHICH COMPRISES ADDING TO SAID DISPLACEMENT PRODUCT A REVERSE DISPLACEMENT REACTION AND ISOMERIZATION INHIBITING AMOUNT OF ALKALI METAL CYANIDE.
Claim 3
Dependent Claim
179 words
IN A PROCESS FOR THE PREPARATION OF ALPHA-OLEFINS HAVING A CARBON CONTENT OF AT LEAST THREE IN WHICH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF AIR3, AIR2OR''+AIR3, AND AIR2SR''+AIR3, IN WHICH R IS A LOW MOLECULAR WEIGHT ALKYL GROUP, R'' IS A HYDROCARBON GROUP AND R AND R'' CAN BE ALIKE AND UNLIKE, IS REACTED WITH A LOW MOLECULAR WEIGHT ALIPHATIC MONO-1-OLEFIN TO PROVIDE A GROWTH PRODUCT, SAID GROWTH PRODUCT IS HEATED IN THE PRESENCE OF A NICKEL METAL REDUCING CATALYST AND AN ADDITIONAL AMOUNT OF SAID LOW MOLECULAR WEIGHT ALIPHATIC MONO-1-OLEFIN TO PROVIDE A DISPLACEMENT PRODUCT, THE IMPROVEMENT WHICH COMPRISES ADDING TO SAID DISPLACEMENT PRODUCT A COMPLEXING AGENT FOR AIR3 SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL CYANIDES, COMPLEX OF ALKALI METAL CYANIDE WITH AIR3 IN WHICH THE MOLECULAR RATIO OF AIR3 TO SAID ALKALI METAL CYANIDE IS 1.5:1 AND MIXED ALKALI METAL CYANIDES, SAID COMPLEXING AGENT BEING PRESENT IN AN AMOUNT SUFFICIENT TO REACT WITH AND FORM A COMPLEX WITH SUBSTANTIALLY ALL OF THE AIR3 IN SAID DISPLACEMENT PRODUCT AND RECOVERING ALPHA-OLEFINS FROM SAID COMPLEX.
Claim 4
Dependent Claim
179 words
IN A PROCESS FOR THE PREPARATION OF ALPHA-OLEFINS HAVING A CARBON CONTENT OF AT LEAST THREE IN WHICH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF AIR3, AIR2OR''+AIR3, AND AIR2SR''+AIR3, IN WHICH R IS A LOW MOLECULAR WEIGHT ALKYL GROUP, R'' IS A HYDROCARBON GROUP AND R AND R'' CAN BE ALIKE AND UNLIKE, IS REACTED WITH A LOW MOLECULAR WEIGHT ALIPHATIC MONO-1-OLEFIN TO PROVIDE A GROWTH PRODUCT, SAID GROWTH PRODUCT IS HEATED IN THE PRESENCE OF A NICKEL METAL REDUCING CATALYST AND AN ADDITIONAL AMOUNT OF SAID LOW MOLECULAR WEIGHT ALIPHATIC MONO-1-OLEFIN TO PROVIDE A DISPLACEMENT PRODUCT, THE IMPROVEMENT WHICH COMPRISES ADDING TO SAID DISPLACEMENT PRODUCT A COMPLEXING AGENT FOR AIR3 SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL CYANIDES, COMPLEX OF ALKALI METAL CYANIDE WITH AIR3 IN WHICH THE MOLECULAR RATIO OF AIR3 TO SAID ALKALI METAL CYANIDE IS 1.5:1 AND MIXED ALKALI METAL CYANIDES, SAID COMPLEXING AGENT BEING PRESENT IN AN AMOUNT SUFFICIENT TO REACT WITH AND FORM A COMPLEX WITH SUBSTANTIALLY ALL OF THE AIR3 IN SAID DISPLACEMENT PRODUCT AND RECOVERING ALPHA-OLEFINS FROM SAID COMPLEX.
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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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |