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Expired Canadian patentCanada

Wet gas metering using a differential pressure based flow meter with a sonar based flow meter

CA 2612625 C · Owner: Gysling, Daniel L. · Inventors: Gysling, Daniel L.

CIPO record

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Abstract From the Canadian patent

A method and apparatus for measuring a parameter of a wet gas flow is provided, wherein the apparatus includes a differential pressure based flow meter configured to determine a first volumetric flow rate of the wet gas flow. Additionally the , apparatus includes a sonar based flow meter configured to determine a second volumetric flow rate of the wet gas flow. Furthermore the apparatus includes a processing device communicated with at least one of the differential pressure base flow meter and the sonar based flow meter, wherein the processing device is configured to determine the parameter (e.g. wetness, volumetric gas flow rate and volumetric liquid flow rate) of the wet gas flow …

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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 July 7, 2006 and granted January 14, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 7, 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.
FiledJuly 7, 2006
GrantedJanuary 14, 2014
Term endedJuly 7, 2026
Patent numberCA 2612625 C
Classification (IPC)G01F1/74

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJuly 7, 2006Patent grantedJan 14, 2014Term endedJuly 7, 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.