发明名称 METHOD AND APPARATUS FOR CLEANING CHIMNEYS
摘要 A method and apparatus for cleaning chimneys. The method comprises the step of exhausting air up the chimney at a predetermined rate, brushing the flue from the top of the chimney down, loosening dust and both fine and larger particles, exhausting the dust and fine particles with the air, dropping the larger particles into the lower portion of the chimney, and removing the larger particles from the lower chimney portion. The apparatus includes an exhaust fan or blower positioned on the top of the chimney with the inlet thereof being in a ceiling relationship with the chimney flue.
申请公布号 CA2027988(C) 申请公布日期 2002.01.01
申请号 CA19902027988 申请日期 1990.10.18
申请人 LLOYD, KERRY W. 发明人 LLOYD, KERRY W.
分类号 B08B9/02;(IPC1-7):B08B9/02 主分类号 B08B9/02
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