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发明名称
Menetelmä betonin ominaisuuksien modifioimiseksi
摘要
申请公布号
FI104164(B)
申请公布日期
1999.11.30
申请号
FI19910003734
申请日期
1991.08.06
申请人
W R GRACE & CO -CONN,
发明人
VALLE,STEPHEN A.;SORENSON,JOHN E.;HEGGER,ROBERT C.;WYDRA,WALTER W.
分类号
B28C7/04;B28C5/40;B28C7/06;C04B40/00;(IPC1-7):C04B40/00
主分类号
B28C7/04
代理机构
代理人
主权项
地址
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