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Expired Canadian patentCanada

Fuel combustion enhancing catalytic composition and methods of formulating and utilizing same

CA 2268482 C · Owner: Robco International Corporation · Inventors: Lack, Lloyd

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Abstract From the Canadian patent

A composition for enhancing combustion of hydrocarbon fuels such as LPG gasoline and diesel fuel comprises a metal oxide catalyst dispersed in a liquid organic carrier compatible with the fuel. The catalyst preferably includes chromium oxide magnesium oxide, manganese oxide, cobalt oxide iron oxide and/or mixtures thereof. The carrier preferably includes Stoddard solvent together with at least one of high temperature lubricant, a surfactant and a polar organic solvent. , The composition permits the fuel to be combusted substantially completely to reduce emissions associated with incomplete oxidation and to , occur at lower temperatures for avoiding formation of NO x.

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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 December 26, 1996 and granted June 17, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 26, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 26, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 26, 1996
GrantedJune 17, 2003
Term endedDecember 26, 2016
Patent numberCA 2268482 C
Classification (IPC)B01J29/08 +2 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedDec 26, 1996Patent grantedJune 17, 2003Term endedDec 26, 2016

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