发明名称 |
Ceiling beam construction for heating furnace. |
摘要 |
<p>An improved ceiling beam construction for a heating furnace 1 in which ceiling beams 6 having a closed cross section are adopted for utilizing the interior of the beams simultaneously as ducts 7 for passing gases through them so as to reduce space required for installing separate gas ducts, with a consequent decrease in the number of duct supporting fittings or fixtures.</p> |
申请公布号 |
EP0089398(A1) |
申请公布日期 |
1983.09.28 |
申请号 |
EP19820102456 |
申请日期 |
1982.03.24 |
申请人 |
CHUGAI RO KOGYO CO., LTD.;NIPPON STEEL CORPORATION |
发明人 |
TOKITSU, TETSUYA;HARADA, SABURO;YAMASAKI, JIRO;NAKAMA, AKIHIRO |
分类号 |
C21D9/00;F23M5/06;F27B9/32;F27D1/02;(IPC1-7):27B9/32;27D1/02;21D9/00;23M5/06 |
主分类号 |
C21D9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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