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发明名称
摘要
申请公布号	FR2114192(A5)	申请公布日期	1972.06.30
申请号	FR19700041494	申请日期	1970.11.19
申请人	SCHLUMBERGER ET CIE	发明人
分类号	D01G19/10;(IPC1-7):D01G19/00;D01H5/00	主分类号	D01G19/10
代理机构		代理人
主权项
地址

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