METHOD AND APPARATUS FOR FORMING AND CONTROLLING REVERSE FLOW,申请号SU19874339836-传众专利搜索

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发明名称	METHOD AND APPARATUS FOR FORMING AND CONTROLLING REVERSE FLOW
摘要
申请公布号	SU1506066(A1)	申请公布日期	1989.09.07
申请号	SU19874339836	申请日期	1987.10.05
申请人	TSENTRALNO-KAZAKHSKOE PROIZV GEOLOGICHESKOE OB "TSENTRKAZGEOLOGIYA"	发明人	LIGAJ YURIJ B,SU
分类号	E21B21/00	主分类号	E21B21/00
代理机构		代理人
主权项
地址

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