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Expired Canadian patentCanada

Production of synthesis gas using convective reforming

CA 1282962 C · Owner: Karafian, Maxim · Inventors: Karafian, Maxim; Tsang, Irving C.

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A convective reformer device is provided which is useful for partially reforming a feed mixture of hydrocarbons and steam. The device includes an outer shell enclosure and a tubular inner core assembly and is specifically adapted to support heat exchange between a heating fluid, which may be an effluent from downstream and the hydrocarbon-steam feed mixture. The convective reformer is used in a system and process for the steam reformation of hydrocarbons, in which the partially reformed effluent from the convective reformer is further reformed in a steam reforming furnace or an, auto-thermal reformer, or a steam reforming furnace followed by an auto-thermal reformer. The fully reformed …

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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 April 16, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 16, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 27, 1986
GrantedApril 16, 1991
Term endedApril 16, 2008
Patent numberCA 1282962 C
Classification (IPC)C01B3/02 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedJune 27, 1986Patent grantedApril 16, 1991Term endedApril 16, 2008

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