发明名称 |
COMPOSITION DE BETON POUR LA CONSTRUCTION D'OUVRAGES DE GENIE CIVIL |
摘要 |
<p>Concrete contains a hydraulic binder, sand, and an aggregate. The binder and/or the sand contain or comprise two fractions with different colours, whereas the granulate contains at least 75% of semi-crushed gravel and small rounded stones without facettes. The two binder fractions of different colours consist of two artificial portland cements. The concrete pref. has a ratio of binder wt./sand wt. which is constant and 0.42/1 to 0.5/1. The concrete pref. also contains a pigment, esp. (wt.%) 0.2-3.5% of ultramarine blue or brown iron oxide. The water/cement ratio is pref. ca. 1/2.</p> |
申请公布号 |
FR2518529(A1) |
申请公布日期 |
1983.06.24 |
申请号 |
FR19810024054 |
申请日期 |
1981.12.23 |
申请人 |
BOFILL TALLER DE ARQUITECTURA |
发明人 |
JEAN-PIERRE AURY, RICARDO BOFILL ET RAMON COLLADO-IZQUIERDO;BOFILL RICARDO;COLLADO-IZQUIERDO RAMON |
分类号 |
C04B28/02;(IPC1-7):04B31/40;04B15/00;04B31/28 |
主分类号 |
C04B28/02 |
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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