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发明名称
Valve and method for operating mechanical tuyere puncher and the like
摘要
申请公布号
US3367238(A)
申请公布日期
1968.02.06
申请号
US19640396667
申请日期
1964.09.15
申请人
THE INTERNATIONAL NICKEL COMPANY, INC.
发明人
MAGEE ALBERT CHARLES;GRASSBY JAMES NEIL
分类号
F01B17/00;F01B17/02;F15B11/16;F15B11/20;F16K31/122;G05B19/44
主分类号
F01B17/00
代理机构
代理人
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地址
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