Purification of water-soluble sulfonated resins,申请号US19520296240-传众专利搜索

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发明名称	Purification of water-soluble sulfonated resins
摘要
申请公布号	US2789944(A)	申请公布日期	1957.04.23
申请号	US19520296240	申请日期	1952.06.28
申请人	THE DOW CHEMICAL COMPANY	发明人	ROTH HAROLD H.
分类号	B01J41/04;C08F8/34	主分类号	B01J41/04
代理机构		代理人
主权项
地址

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