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Expired Canadian patentCanada

Method for reducing the amount of high molecular weight organic sulfur picked up by hydrocarbon streams transported through a pipeline

CA 2610892 C · Owner: Lawlor, Lawrence J. · Inventors: Kaul Bal K.; Kim, Jeenok T.; Mcgarvey G. Bryce

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Abstract From the Canadian patent

A process for removing relatively low levels of high molecular weight organic sulfur from hydrocarbon streams, particularly from streams that have picked-up such , sulfur while being transported through a pipeline. The hydrocarbon stream containing , the organic sulfur is passed through a bed of adsorbent material comprised of a high , Ni content, high surface area material that also contains an effective amount of SiO2 , or GeO2 and an alkaline earth metal.

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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 June 6, 2006 and granted January 3, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 6, 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.
FiledJune 6, 2006
GrantedJanuary 3, 2012
Term endedJune 6, 2026
Patent numberCA 2610892 C
Classification (IPC)C10G25/00 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJune 6, 2006Patent grantedJan 3, 2012Term endedJune 6, 2026

Sources & verification

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