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经营范围
发明名称
Process for separation and recovery of components of a solution
摘要
申请公布号
US2646171(A)
申请公布日期
1953.07.21
申请号
US19490099006
申请日期
1949.06.14
申请人
JOHN M. WEISS AND CO.
发明人
WEISS JOHN M.
分类号
B01J4/00;B01J19/20;B01J47/10
主分类号
B01J4/00
代理机构
代理人
主权项
地址
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