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发明名称
METHOD OF REMOVING REFRACTORY MATERIAL OF SMELTING LADDLE
摘要
申请公布号
JPS63150579(A)
申请公布日期
1988.06.23
申请号
JP19860296605
申请日期
1986.12.15
申请人
MITSUI ENG & SHIPBUILD CO LTD
发明人
ISHII SHIGEO
分类号
F27D1/16
主分类号
F27D1/16
代理机构
代理人
主权项
地址
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