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发明名称
Flushing medium for potash mining
摘要
The flushing medium, for potash mining, is augmented with plastic granules to 50% of the medium.
申请公布号
DE4405820(C1)
申请公布日期
1995.06.08
申请号
DE19944405820
申请日期
1994.02.23
申请人
HOELTER, HEINZ, PROF. DR.SC., DR.-ING., 45964 GLADBECK, DE
发明人
HOELTER, HEINZ, PROF. DR.SC., DR.-ING., 45964 GLADBECK, DE
分类号
E21C41/16;(IPC1-7):E21F15/08
主分类号
E21C41/16
代理机构
代理人
主权项
地址
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