发明授权
US06357963B1 Concrete for jointing and method of jointing using said concrete
有权
用于接合的混凝土和使用所述混凝土的接合方法
- 专利标题： Concrete for jointing and method of jointing using said concrete
- 专利标题（中）： 用于接合的混凝土和使用所述混凝土的接合方法
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申请号： US09446158申请日： 1999-12-17
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公开(公告)号： US06357963B1公开(公告)日： 2002-03-19
- 发明人: Yoichi Abe , Shoichi Kameta , Ryoichi Sato , Satoshi Tanaka , Rokuro Tomita
- 申请人： Yoichi Abe , Shoichi Kameta , Ryoichi Sato , Satoshi Tanaka , Rokuro Tomita
- 优先权： JP10-124166 19980417
- 主分类号： E01C2300
- IPC分类号： E01C2300
摘要：
Provided is an overlay concrete which is good in bond to existing concrete fabrics and satisfies properties such as strength, durability and workability. The overlay concrete of the present invention comprises an AE water reducing agent or superplastisizer, and has a slump of 2 to 8 cm, a cement-water ratio of 35 to 45%, and a sand-coarse aggregate ratio of 36 to 42%.
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