Downhole packer with control line bypass,申请号GB19940025434-传众专利搜索

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法人/股东/高管

发明名称	Downhole packer with control line bypass
摘要
申请公布号	GB9425434(D0)	申请公布日期	1995.02.15
申请号	GB19940025434	申请日期	1994.12.16
申请人	HALLIBURTON COMPANY	发明人
分类号	E21B33/12;E21B33/129;E21B34/10	主分类号	E21B33/12
代理机构		代理人
主权项
地址

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