PROCESS FOR REPARING OF TUBES ESPECIALLY IN BAD CONDITION, NOT WATER-PROOF UNDEREARTH CANALS, IMPROVING ITS STABILITY AND THAT OF EARTH AND MAKING IT WATER-PROOF,申请号HU19870005709-传众专利搜索

发明名称	PROCESS FOR REPARING OF TUBES ESPECIALLY IN BAD CONDITION, NOT WATER-PROOF UNDEREARTH CANALS, IMPROVING ITS STABILITY AND THAT OF EARTH AND MAKING IT WATER-PROOF
摘要
申请公布号	HUT50859(A)	申请公布日期	1990.03.28
申请号	HU19870005709	申请日期	1987.12.16
申请人	ALAGI ALLAMI TANGAZDASAG,HU	发明人	CSANDA,FERENC,HU;BERTALAN,ARPAD,HU;CZERNY,GYOEZOE,HU
分类号	E02D3/12;E03F3/06;F16L55/164;(IPC1-7):C09K17/00	主分类号	E02D3/12
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