Fertilising mining spoil tips for re-cultivation and reducing erosion, seepage water and leaching of heavy metals

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专利权人:

LAUSITZER BRAUNKOHLE AKTIENGESELLSCHAFT (LAUBAG), 01968 SENFTENBERG, DE;FORSCHUNGSINSTITUT FUER BERGBAUFOLGELANDSCHAFTEN (FIB) E.V., 03238 FINSTERWALDE, DE

发明人:

DREBENSTEDT, CARSTEN, DR.-ING., 02943 WEISWASSER, DE,KATZUR, JOACHIM, PROF. DR. SC., 15907 LUEBBEN, DE,RAUHUT, HORST, DIPL.-ING., 02977 HOYERSWERDA, DE

申请号：

DE19951014333

公开号：

DE19514333(C1)

申请日:

1995.04.18

申请国别(地区):

德国

年份:

1996

代理人:

摘要：

Improving mining tip sites and their contents comprises: (1) the introduction of substrate binders for bases, and sorption agents, eg. brown coal filter ash or coal dust, to a depth of 100-150 cm and at the same time loosening, homogenising and improving the structure; and (2) adding nutrients and humus carriers, eg. sewage sludge and compost, after a period of time, at a max. depth of 30 cm.

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