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Expired Canadian patentCanada

Production of liquid fuels through a chain of hydrocarbon treatment processes

CA 2483041 C · Owner: Commissariat A L'Energie Atomique · Inventors: Bayle, Jerome; Seiler, Jean-Marie; Boissonnet, Guillaume

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

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Abstract From the Canadian patent

The invention relates to an installation and a process for the production of liquid fuels starting from a solid feedstock that contains the organic material in which: a) the solid feedstock is subjected to a gasification stage so as to convert said feedstock into synthesis gas b) the synthesis gas is subjected to a purification treatment c) the purified synthesis gas is subjected to a conversion stage that comprises the implementation of a Fischer-Tropsch-type synthesis so as to convert said synthesis gas into a liquid effluent and a gaseous effluent d) the liquid effluent is fractionated so as to obtain a gaseous fraction a naphtha fraction, a kerosene fraction and a gas oil fraction and …

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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

  • Filed October 21, 2004 and granted September 25, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 21, 2024.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 21, 2004
GrantedSeptember 25, 2012
Term endedOctober 21, 2024
Patent numberCA 2483041 C
Classification (IPC)C10J3/46 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedOct 21, 2004Patent grantedSep 25, 2012Term endedOct 21, 2024

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