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发明名称
LARGE PORE SILICAS
摘要
申请公布号
US3875079(A)
申请公布日期
1975.04.01
申请号
US19720276373
申请日期
1972.07.31
申请人
PHILLIPS PETROLEUM
发明人
WITT, DONALD R.
分类号
B01J23/04;C08F10/00;(IPC1-7):B01J11/36;B01J11/06
主分类号
B01J23/04
代理机构
代理人
主权项
地址
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