| 发明名称 |
FILLING MATERIAL FOR REPLACEMENT COLUMN |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To effectively reduce or prevent bleeding after placing of a filling material within a preset area of water/cement ratio while feeding the filling material efficiently even with a general-purpose pump. <P>SOLUTION: In a filling material for replacement column, the mixing ratio of a hydraulic solidification material and magnesium carbonate as a bleeding prevention material is 0.4-5% in weight ratio and the water/cement ratio is 60-120%. <P>COPYRIGHT: (C)2013,JPO&INPIT |
| 申请公布号 |
JP2012219502(A) |
申请公布日期 |
2012.11.12 |
| 申请号 |
JP20110086086 |
申请日期 |
2011.04.08 |
| 申请人 |
TENOX CORP;JAPAN INSPECTION ORGANIZATION |
发明人 |
ODA KOHEI;FUKUSHIMA YUJI;YOSHIDA SHIGERU;YAMATO SHINICHI;YOSHIDA SHIGEKI |
| 分类号 |
E02D3/08;C04B22/10;C04B28/02;C09K17/10;E02D3/12 |
主分类号 |
E02D3/08 |
| 代理机构 |
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