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经营范围
发明名称
Frothing agents for the flotation of ores and coal
摘要
申请公布号
US2695101(A)
申请公布日期
1954.11.23
申请号
US19520325226
申请日期
1952.12.10
申请人
AMERICAN CYANAMID COMPANY
发明人
BOOTH ROBERT B.;DOBSON JOHN M.
分类号
B03D1/016
主分类号
B03D1/016
代理机构
代理人
主权项
地址
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