发明名称 TUYERE FOR FITTING POROUS PLUG
摘要 <p>PROBLEM TO BE SOLVED: To provide a tuyere for fitting a porous plug advantageous in both of erosion resistance and heat saplling resistance. SOLUTION: In the tuyere 10 for fitting the porous plug which is embedded in a refractory wall of a vessel for storing molten metal and provided with a holding hole 21 for holding and fitting the porous plug for blowing gas into the molten metal, at least the surface part thereof immersed into the molten metal is constituted with a refractory composed of the composition containing 5-90 wt.% alumina, 0.5-90 wt.% magnesia and 0.5-50 wt.% zirconia.</p>
申请公布号 JPH11256222(A) 申请公布日期 1999.09.21
申请号 JP19980061432 申请日期 1998.03.12
申请人 TOKYO YOGYO CO LTD 发明人 HIBINO MITSUNOBU;SOEDA TOMOMI;CHIHARA KENJI;YAMADA IWAO
分类号 C21C7/072;C21C5/52;F27D1/00;(IPC1-7):C21C7/072 主分类号 C21C7/072
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