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Expired Canadian patentCanada

Conversion of a lower alkane

CA 1265537 C · Owner: Amoco Corporation · Inventors: Spangler, Michael J.; Jezl, James L.; Michaels, Glenn O.

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Abstract From the Canadian patent

This invention relates generally to the conversion of a lower molecular weight alkane to more valuable higher, molecular weight hydrocarbons, and more particularly concerns an aforesaid process which comprises the oxidative coupling of the alkane. Thus the present invention discloses an improved method for converting at least one feedstock alkane containing from 1 to 3 carbon atoms to more valuable higher molecular weight hydrocarbons, comprising: (a) contacting the feedstock alkane containing from 1 to 3 carbon atoms with an oxygen-containing gas in a reactor in the presence of an oxidative coupling catalyst at a temperature in the range of from about 600°C. to about 1000°C. to thereby …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted February 6, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 6, 2007.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 27, 1986
GrantedFebruary 6, 1990
Term endedFebruary 6, 2007
Patent numberCA 1265537 C
Classification (IPC)C07C2/00 +1 more

Timeline

Timeline From CIPO dates

1987199019931996199920022005Application filedFeb 27, 1986Patent grantedFeb 6, 1990Term endedFeb 6, 2007

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.