发明名称 |
A PROCESS FOR PRODUCING A HARDENED PRODUCT OF COAL ASH |
摘要 |
<p>A hardened product of coal ash having strength sufficient as a civil engineering or construction material is obtained by treating coal ash with sulfuric acid and/or hydrochloric acid to obtain a first reaction mixture; treating the first reaction mixture with calcium carbonate to obtain a second reaction mixture; mixing the second reaction mixture with a hydraulic material and water to obtain a third reaction mixture; and shaping and curing the third reaction mixture.</p> |
申请公布号 |
EP0140156(B1) |
申请公布日期 |
1988.06.29 |
申请号 |
EP19840111436 |
申请日期 |
1984.09.25 |
申请人 |
FUJI FIRE-PROOF MATERIAL INDUSTRY CO., LTD. |
发明人 |
MATSUURA, SADAJI;ANDO, SATORU;KISO, MASAMITSU |
分类号 |
C04B28/22;C04B18/06;C04B18/10;C04B28/00;(IPC1-7):C04B18/06;C04B20/02 |
主分类号 |
C04B28/22 |
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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