Chimney with functions of corrosion-prevention, dust-collection and energy conservation

Chimney with functions of corrosion-prevention, dust-collection and energy conservation

  • CN 201,507,144 U
  • Filed: 09/28/2009
  • Issued: 06/16/2010
  • Est. Priority Date: 09/28/2009
  • Status: Active Grant
First Claim
Patent Images

1. anticorrosive dust-collecting energy-saving chimney, it comprises chimney barrel (3), it is characterized in that, it is 10 °



  • 80 °

    interior thorax helix (1) that the inwall of described chimney barrel (3) is provided with lead angle;

    The outlet (2) that is positioned at the flue (4) of outside, chimney barrel (3) lower end is communicated with described thorax helix (1), and described flue (4) is smooth connection with interior thorax helix (1).

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