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Expired Canadian patentCanada

Method and apparatus for separating a gaseous or vaporous mixture according to the separating nozzle principle

CA 1103591 A · Owner: Kernforschungszentrum Karlsruhe G.M.B.H. · Inventors: Bley, Peter; Ehrfeld, Ursula; Krieg, Gunther

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Abstract From the Canadian patent

In a method for separating a gaseous or vaporous mixture into components having different molecular weights and/or different gas kinetically effective cross sections by conducting the mixture through a nozzle into a separating chamber and deflecting the mixture in the chamber by mutual jet deflection dividing the deflected mixture into partial streams having respectively different compositions by means of at least one separating baffle which protrudes into the mixture flow path and separately removing the partial streams the mixture is, conducted through the nozzle by being distributed substantially uniformly around the axis of the separating chamber by being fed into the chamber from all …

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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 June 23, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 23, 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.
FiledJanuary 16, 1979
GrantedJune 23, 1981
Term endedJune 23, 1998
Patent numberCA 1103591 A
Classification (IPC)B01D59/18

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedJan 16, 1979Patent grantedJune 23, 1981Term endedJune 23, 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.