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Canadian application, no grantCanada

Device and method for cracking hydrocarbons and method for cleaning such a device

CA 2244081 A1 · Owner: Kraanen, Willem Peter Mario · Inventors: Gorissen, Alexander Egidius Martinus; Kraanen, Willem Peter Mario

CIPO record

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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 a device for cracking hydrocarbons which device , contains at least a convection section and a cracking section and the , convection section of which consists of one or more feed heaters which are connected in series and comprise one or more pipes connected in parallel in , which at least part of the pipes of the final feed heater is situated outside the casing of the device and the pipes contain means there via which at least part of the interior of the pipes is accessible. The invention also relates to a method for cleaning such a device, and to a method for cracking hydrocarbons, in which high-boiling fractions may or may not be present in a , device of this …

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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 January 23, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 23, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 23, 2019.
  • 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 23, 1997
GrantedNo grant recorded
Term endedJanuary 23, 2017
Patent numberCA 2244081 A1
Classification (IPC)C10G9/20 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedJan 23, 1997Term endedJan 23, 2017

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