发明名称 |
PROCESSO PARA A PREPARACAO DE MISTURAS A BASE DE CIMENTO APERFEICOADAS |
摘要 |
<p>The fluidizing or water-retention effect of plasticizers and superplasticizers in cement is increased when the cement has been treated with water before the mixing step, so that it retains from 0.1 to 10% by weight of water.</p> |
申请公布号 |
PT83691(B) |
申请公布日期 |
1989.06.30 |
申请号 |
PT19860083691 |
申请日期 |
1986.11.06 |
申请人 |
SANDOZ SA. |
发明人 |
STEFANO BIAGINI;MARIO COLLEPARDI |
分类号 |
B28C7/12;C04B7/02;C04B7/32;C04B7/51;C04B20/10;C04B28/02;(IPC1-7):C04B7/345 |
主分类号 |
B28C7/12 |
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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