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Expired Canadian patentCanada

Method for the operation of a gas burner exposed to an air current as well as burners to implement the method

CA 1192829 A · Owner: Ruhrgas Ag · Inventors: Berg, Hans; Jannemann, Theo; Sommers, Hans

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Abstract From the Canadian patent

The method and apparatus sucks the entire combustion air volume in laterally with respect to the direction of flow of the air current with the help of the impulse of a fuel gas jet out of the air current into a mixing pipe and the formation of a differential pressure between the mixing pipe input and the waste gas output into the air current is prevented with the help of current guidance sheet metal pieces. The burner is arranged in a shaft-like housing, the fuel gas nozzle and the lower part of mixing pipe are surrounded by a pot-shaped current guidance sheet metal piece. A cylindrical current guidance sheet metal piece adjoins the cooled burner plate. The burner which, for example, can be …

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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

  • Granted September 3, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 3, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 2, 1982
GrantedSeptember 3, 1985
Term endedSeptember 3, 2002
Patent numberCA 1192829 A
Classification (IPC)F23D14/02 +2 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedApril 2, 1982Patent grantedSep 3, 1985Term endedSep 3, 2002

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