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发明名称
摘要
申请公布号
JPS6143599(B2)
申请公布日期
1986.09.29
申请号
JP19850091310
申请日期
1985.04.30
申请人
BABCOCK & WILCOX CO
发明人
KURUTO II NAIDERU;MIN RUUU
分类号
E21B17/00;E21B36/00;F16L59/16;F16L59/18
主分类号
E21B17/00
代理机构
代理人
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