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发明名称
Amorphous precipitated silica and method of preparation thereof
摘要
申请公布号
US2114123(A)
申请公布日期
1938.04.12
申请号
US19350047815
申请日期
1935.11.01
申请人
AMERICAN CYANAMID COMPANY
发明人
HEUSER RALPH V.
分类号
C01B33/18
主分类号
C01B33/18
代理机构
代理人
主权项
地址
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