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Expired Canadian patentCanada

Arrangement related to a separator for the cleaning of such separator

CA 2598345 C · Owner: Lie, Gunnar Hannibal · Inventors: Gramme, Per Eivind; Lie, Gunnar Hannibal

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

A device in connection with a separator for cleaning or reaming such a separator. The separator comprises a tank or a body (2) with an inlet and at least one outlet (5, 6). A transport pipeline (3) is connected to the inlet for the supply of fluid that is to be separated in the separator. The transport pipeline (3) extends from the inlet through the separator body (2). Part (6) of the line that is located inside the separator body (2) is provided with perforations or slits (7) so that fluid that arrives in the transport pipeline (3) flows into the tank through the perforations/slits (7). Mechanical equipment for cleaning the transport pipeline (3) is designed to be sent from 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

  • Filed February 15, 2006 and granted July 17, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 15, 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.
FiledFebruary 15, 2006
GrantedJuly 17, 2012
Term endedFebruary 15, 2026
Patent numberCA 2598345 C
Classification (IPC)E21B43/36 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 15, 2006Patent grantedJuly 17, 2012Term endedFeb 15, 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.