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发明名称
Method and apparatus for evenly distributing solid contact material
摘要
申请公布号
US2655273(A)
申请公布日期
1953.10.13
申请号
US19490125966
申请日期
1949.11.07
申请人
PHILLIPS PETROLEUM COMPANY
发明人
SNOW ROBERT D.
分类号
B01J8/00
主分类号
B01J8/00
代理机构
代理人
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地址
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