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发明名称
Flotation separation of cryolite and fluorite
摘要
申请公布号
US2965231(A)
申请公布日期
1960.12.20
申请号
US19560583622
申请日期
1956.05.09
申请人
PENNSALT CHEMICALS CORPORATION
发明人
GOLDENHAR LEONARD E.;MOCKRIN ISADORE;JR. FRANCIS M. DOORLEY,
分类号
B03D1/002
主分类号
B03D1/002
代理机构
代理人
主权项
地址
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