重金属含有土壌の浄化方法
- 专利权人:
- 太平洋セメント株式会社
- 发明人:
- 神谷 隆,高野 博幸,青野 克己,中野 卓,竹本 智典,牧野 知之
- 申请号：
- JP2009070004
- 公开号：
- JP5397847B2
- 申请日:
- 2009.03.23
- 申请国别(地区):
- JP
- 年份:
- 2014
- 代理人:
- 摘要：
PROBLEM TO BE SOLVED: To provide a method for efficiently purifying soil containing heavy metals.
SOLUTION: In the method for purifying soil containing heavy metals by extracting the heavy metals in a process of cleaning them with an aqueous solution of chemicals or water in a cleaning bath, the soil and the aqueous solution of chemicals or water are mixed and stirred in a mass ratio of 1:1.8-1:4, the mixture is left to stand for sedimentation of the soil, and wastewater is discharged from the bottom or the side bottom of the cleaning bath.
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- 来源网站：
- 中国工程科技知识中心
