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发明名称
Hardfacing for milled tooth drill bits
摘要
申请公布号
GB2387605(B)
申请公布日期
2004.07.07
申请号
GB20030006322
申请日期
2003.03.19
申请人
* SMITH INTERNATIONAL INC
发明人
DAH-BEN * LIANG;ALYSIA CANSON * WHITE;GREGORY T * LOCKWOOD;ANTHONY * GRIFFO
分类号
B23K35/32;C22C29/08;E21B10/50;(IPC1-7):C22C29/08
主分类号
B23K35/32
代理机构
代理人
主权项
地址
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