METHOD FOR EXTRACTING DEPOSITS UNDER CONDITIONS OF PERMAFROST,申请号RU20020129982-传众专利搜索

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发明名称	METHOD FOR EXTRACTING DEPOSITS UNDER CONDITIONS OF PERMAFROST
摘要
申请公布号	RU2238405(C2)	申请公布日期	2004.10.20
申请号	RU20020129982	申请日期	2002.11.10
申请人		发明人	VASIL EV P N;ZUBKOV V P;KHOKHOLOV JU A
分类号	E21C41/00	主分类号	E21C41/00
代理机构		代理人
主权项
地址

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