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Expired Canadian patentCanada

Process and plant for the heat treatment of solids containing titanium

CA 2599564 C · Owner: Formanek, Lothar · Inventors: Formanek, Lothar; Beyzavi, Ali-Naghi

CIPO record

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Abstract From the Canadian patent

This invention relates to a process and a plant for the heat treatment of solids , containing titanium. For this purpose the fine-grained solids are heated to a temperature of 700 to 1000°C in a reactor (4) with circulating fluidized bed and , are partly discharged from the reactor (4) together with waste gases into a downstream separator (9). In the same, the solids are separated from the waste gases and are recirculated to the reactor (4) at least partly and/or phase by phase. According to the invention, the heat treatment is performed under reducing conditions.

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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 March 14, 2006 and granted May 24, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 14, 2026.
  • 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.
FiledMarch 14, 2006
GrantedMay 24, 2016
Term endedMarch 14, 2026
Patent numberCA 2599564 C
Classification (IPC)C22B1/10 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMarch 14, 2006Patent grantedMay 24, 2016Term endedMarch 14, 2026

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