发明名称 |
Process for spraying concrete or mortar |
摘要 |
<p>Concrete or mortar is sprayed onto a surface by adding an aqueous suspension of silica, and an aluminium cpd. selected from aluminium sulphate, basic aluminium sulphate, alkali metal aluminium sulphate or their mixts.. The suspension has a pH of less than 4, and contains 10-50 wt.% dry material. After storing for 48 hrs., it forms a gel which can be converted back into a suspension by mild stirring.</p> |
申请公布号 |
EP0736501(B1) |
申请公布日期 |
1997.10.08 |
申请号 |
EP19960400680 |
申请日期 |
1996.03.29 |
申请人 |
RHONE-POULENC CHIMIE |
发明人 |
BERTONCINI, ANDRE;FROUIN, LAURENT;DUGAT, JEROME;JAQUIER, JEAN-LUC;PRAT, EVELYNE |
分类号 |
E04F13/02;B05B7/02;B28B1/32;B28C7/04;C04B14/04;C04B22/06;C04B22/08;C04B22/14;C04B28/02;C04B40/00;E04G21/02;(IPC1-7):C04B28/02 |
主分类号 |
E04F13/02 |
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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