发明名称 METHOD FOR TREATING METAL-CONTAMINATED SOIL
摘要 A method for reducing the leachable metal content of contaminated soils. A mixture is prepared of lignum derivatives, such as lignosulfonates and kraft lignin, a coagulant, such as a metal salt, and a pH-increasing composition. The mixture is blended with the contaminated soil.
申请公布号 CA2639401(A1) 申请公布日期 2004.01.29
申请号 CA20032639401 申请日期 2003.06.25
申请人 ZHUANG, J. MING 发明人 ZHUANG, J. MING
分类号 B09C1/08;C02F1/52;C02F1/54;C02F1/56;C02F1/66 主分类号 B09C1/08
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