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Expired Canadian patentCanada

Waste fuel incineration system

CA 1311650 C · Owner: Matane Corporation · Inventors: Arndt, Kenneth C.; Hede, Howard H.; Barresi, James A.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Abstract A waste fuel incineration process and system operates at very high temperatures with excess under fire air for high efficiency combustion of waste as a fuel and for decomposition of any toxic waste. The system is applicable for clean burning volume reduction of waste and for power generation and co-generation of heat. The control elements are constructed and arranged and the control circuit programmed for maintaining the primary combustion temperature at a target temperature selected in the range of approximately 1600°-1800°F (871°-982°C) for turning on, and increasing under fire air to bring the primary combustion chamber flue gasses up to the target temperature, for maintaining …

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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 December 22, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 22, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 30, 1989
GrantedDecember 22, 1992
Term endedDecember 22, 2009
Patent numberCA 1311650 C
Classification (IPC)F23G7/06 +2 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedMay 30, 1989Patent grantedDec 22, 1992Term endedDec 22, 2009

Sources & verification

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