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经营范围
发明名称
Substituted biguanides as flotation reagents
摘要
申请公布号
US2180926(A)
申请公布日期
1939.11.21
申请号
US19380241394
申请日期
1938.11.19
申请人
AMERICAN CYANAMID COMPANY
发明人
JR. DAVID WALKER JAYNE,;ANDERSON ARVID EMIL
分类号
B03D1/01
主分类号
B03D1/01
代理机构
代理人
主权项
地址
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