HIGH HEAT-CONDUCTIVE RADIANT TUBE
申请公布号:JP2011242086(A)
申请号:JP20100116392
申请日期:2010.05.20
申请公布日期:2011.12.01
发明人:HATANAKA KAKU;SAKAI YUKIFUMI;HYODO TOSHIHIKO
分类号:F23C3/00;F23D14/76;F28F13/12
主分类号:F23C3/00
摘要:<P>PROBLEM TO BE SOLVED: To provide an energy-saving high heat-conductive radiant tube which is heated with burner flame, has improved heat-conductive performance and a long life and is easily installed. <P>SOLUTION: In the radiant tube 1 to be heated with burner flame: the length and the inner diameter of a straight tube section of the tube are 1,500 mm and ϕ110 mm respectively; a protecting inner tube 2 which is made of an SiC sintered body with boron added thereto and has a length of 1,000 mm and an outer diameter of ϕ100 mm, is inserted into the center of the inner diameter of the tube and arranged on the burner mounting side; and a plurality of capillaries 4 each of which is made of silicon carbide having porosity inside and has a length of 1,200 mm, an outer diameter of ϕ34 mm and an inner diameter of ϕ24 mm, are arranged in the tube on the outlet side in a state of being tied together in a bundle of seven capillaries and parallel to the tube as shown in Fig.2 or Fig.3. <P>COPYRIGHT: (C)2012,JPO&INPIT
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