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发明名称
Manufacture of siliceous pellets
摘要
申请公布号
US2848311(A)
申请公布日期
1958.08.19
申请号
US19540425043
申请日期
1954.04.22
申请人
EDITH E. GREENE
发明人
GREENE CHARLES A.
分类号
B01J2/12;C09C1/30;C09C3/04
主分类号
B01J2/12
代理机构
代理人
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