发明名称 |
GROUND IMPROVING AGENT AND METHOD FOR IMPROVING |
摘要 |
PROBLEM TO BE SOLVED: To obtain a ground improving agent solidifying ground rigidly and economically preventing elution of hexavalent chromium from the solidified ground by a simple method. SOLUTION: This ground-improving agent is characterized by comprising a mixture of a cement-based solidifying agent and powder of coal or lignite. The coal is brown coal or anthracite. Blast-furnace slag, ferrous sulfate, quick lime or slaked lime can be included in the ground-improving agent. The method for its production comprises applying the cement-based solidifying agent including coal or lignite powder to soil or comprises adding the powder of coal or lignite to the cement-solidifying agent and mixing the resultant mixture with the soil. |
申请公布号 |
JP2001139948(A) |
申请公布日期 |
2001.05.22 |
申请号 |
JP19990326380 |
申请日期 |
1999.11.17 |
申请人 |
MITSUBISHI MATERIALS CORP |
发明人 |
KIYOTA MASATO;TSUTSUMI TETSUO |
分类号 |
B09B3/00;B09C1/02;B09C1/08;C09K17/02;C09K17/06;C09K17/10;C09K17/44;C09K17/50;C09K103/00;E02D3/12;(IPC1-7):C09K17/50 |
主分类号 |
B09B3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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