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发明名称
SOLS STABILISES DE SILICE A GRANDE SURFACE
摘要
申请公布号
BE749390(A1)
申请公布日期
1970.10.01
申请号
BED749390
申请日期
1970.04.23
申请人
E.I. DU PONT DE NEMOURS AND CY, WILMINGTON, DELAWARE, E.U.A.,
发明人
P.C. YATES.
分类号
C01B33/143;C01B33/145;C04B12/04;C04B28/24;(IPC1-7):C04B/;C09D/
主分类号
C01B33/143
代理机构
代理人
主权项
地址
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