METHOD OF SOIL SWELLING PREVENTION IN WORKINGS,申请号SU19904802084-传众专利搜索

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发明名称	METHOD OF SOIL SWELLING PREVENTION IN WORKINGS
摘要
申请公布号	SU1703907(A1)	申请公布日期	1992.01.07
申请号	SU19904802084	申请日期	1990.01.17
申请人	LE GORNYJ I IM.G.V.PLEKHANOVA	发明人	GLIKMAN ADAM G,SU;SIMANSKIJ IGOR A,SU;STARODUBTSEV ANDREJ A,SU
分类号	E21D20/00	主分类号	E21D20/00
代理机构		代理人
主权项
地址

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