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经营范围
发明名称
Demolition-facilitating substance
摘要
申请公布号
GB2067176(A)
申请公布日期
1981.07.22
申请号
GB19800036577
申请日期
1980.11.14
申请人
SUMITOMO CEMENT CO LTD
发明人
分类号
C09K3/00;C04B7/00;C04B7/32;C04B28/02;C04B28/06;C04B41/00;E04G23/08;E21C37/12;F42D99/00;(IPC1-7):C04B7/00;E21C41/12
主分类号
C09K3/00
代理机构
代理人
主权项
地址
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