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发明名称
VERFAHREN ZUR ABDICHTUNG VON WASSERFUEHRENDEN BODENSCHICHTEN
摘要
申请公布号
DD292474(A5)
申请公布日期
1991.08.01
申请号
DD19900338458
申请日期
1990.03.07
申请人
VE BRAUNKOHLENKOMBINAT BITTERFELD - STAMMBETRIEB -,DE
发明人
GRUEN,HANS-JOACHIM,DE;SUDERLAU,GERD,DE;KARPE,WOLFGANG,DE
分类号
C09K17/00;E02D3/12;(IPC1-7):C09K17/00
主分类号
C09K17/00
代理机构
代理人
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