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发明名称
Aluminum oxide compositions
摘要
申请公布号
US2450766(A)
申请公布日期
1948.10.05
申请号
US19470750642
申请日期
1947.05.26
申请人
SHELL DEVELOPMENT COMPANY
发明人
NIXON ALAN C.;DAVIS ORRIS L.
分类号
B01J20/08;B01J21/16;C01F7/46
主分类号
B01J20/08
代理机构
代理人
主权项
地址
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