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经营范围
发明名称
Treatment of silica
摘要
申请公布号
US2863727(A)
申请公布日期
1958.12.09
申请号
US19570636816
申请日期
1957.01.28
申请人
COLUMBIA-SOUTHERN CHEMICAL CORPORATION
发明人
THORNHILL FRED S.;MORGAN JAMES E.
分类号
C01B33/193;C09C1/30
主分类号
C01B33/193
代理机构
代理人
主权项
地址
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