Method for preventing drill pipe from sticking,申请号US19620214181-传众专利搜索

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发明名称	Method for preventing drill pipe from sticking
摘要
申请公布号	US3216933(A)	申请公布日期	1965.11.09
申请号	US19620214181	申请日期	1962.08.02
申请人	PAN AMERICAN PETROLEUM CORPORATION	发明人	PARK ARTHUR;LUMMUS JAMES L.;JR. PLATHO P. SCOTT,
分类号	C09K8/02;E21B31/03	主分类号	C09K8/02
代理机构		代理人
主权项
地址

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