METHOD FOR DRILLING AND WORKING IN OFFSHORE WELLS,申请号USD3424241-传众专利搜索

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发明名称	METHOD FOR DRILLING AND WORKING IN OFFSHORE WELLS
摘要
申请公布号	US3424241(A)	申请公布日期	1969.01.28
申请号	USD3424241	申请日期	1967.02.24
申请人	CHEVRON RESEARCH CO.	发明人	WILLIAM C. TRIPLETT
分类号	E21B7/128;E21B17/01;(IPC1-7):E21B33/03	主分类号	E21B7/128
代理机构		代理人
主权项
地址

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