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经营范围
发明名称
Wear resistant metallurgical tuyere
摘要
申请公布号
US4898368(A)
申请公布日期
1990.02.06
申请号
US19880236788
申请日期
1988.08.26
申请人
UNION CARBIDE CORPORATION
发明人
SCHAFFER, PAUL J.;TUCKER, JR., ROBERT C.
分类号
C22B9/05;C21C5/34;C21C5/48;C21C7/072;C22B15/06
主分类号
C22B9/05
代理机构
代理人
主权项
地址
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