发明名称 Heat reclaiming flue pipe
摘要 A heat reclaiming flue pipe is comprised of a section of standard flue pipe of standard diameter and length. A plurality of metal pipes pass through the interior of the flue pipe section and are arranged in alignment with one another. Hot flue gases and smoke heat the plurality of metal pipes which in turn heat the air within the metal pipes. The heated air passes from the ends of the pipes into the room where the flue is located. Any number of heat reclaiming flue pipes may be utilized in the flue system.
申请公布号 US4235286(A) 申请公布日期 1980.11.25
申请号 US19790019307 申请日期 1979.03.09
申请人 BEHLAU, ADOLPH 发明人 BEHLAU, ADOLPH
分类号 F28D21/00;(IPC1-7):F28D7/02 主分类号 F28D21/00
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