Method for hardfacing roller cone drill bit legs using a D-gun hardfacing application technique,申请号GB20010010401-传众专利搜索

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发明名称	Method for hardfacing roller cone drill bit legs using a D-gun hardfacing application technique
摘要
申请公布号	GB0110401(D0)	申请公布日期	2001.06.20
申请号	GB20010010401	申请日期	2001.04.27
申请人	SMITH INTERNATIONAL INC	发明人
分类号	C23C4/00;C23C30/00;E21B10/50	主分类号	C23C4/00
代理机构		代理人
主权项
地址

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