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Expired Canadian patentCanada

Process for catalytically hydrocracking a heavy hydrocarbon oil

CA 1094004 A · Owner: Her Majesty In Right Of Canada As Represented By The Minister Of Energy, Mines And Resources Canada · Inventors: Ternan, Marten; Parsons, Basil I.

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Abstract From the Canadian patent

Marten Ternan Basil I. Parsons, ABSTRACT OF DISCLOSURE A process for catalytically hydrocracking a heavy hydrocarbon oil containing at least 25 weight percent of hydrocarbon substances which will boil at a temperature of at least 524°C and contain coke forming hydrocarbon substances and which may contain hydrocarbon substances with metal present are hydrocracked in a continuous process. The heavy hydrocarbon oil is first slurried at 50°C to 400°C with a particulate catalyst mass comprising aluminum compound coated coal and/or coke particles which may also be coated with a cobalt and/or a molybdenum compound, the slurry is heated to 250°C to 550°C and continuously fed to the bottom of a …

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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 January 20, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 20, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 18, 1977
GrantedJanuary 20, 1981
Term endedJanuary 20, 1998
Patent numberCA 1094004 A
Classification (IPC)C10G47/02 +1 more

Timeline

Timeline From CIPO dates

1978198119841987199019931996Application filedNov 18, 1977Patent grantedJan 20, 1981Term endedJan 20, 1998

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