Flotation agent for the purification of waste waters from the paper and cellulose industries,申请号US19590810541-传众专利搜索

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发明名称	Flotation agent for the purification of waste waters from the paper and cellulose industries
摘要
申请公布号	US2989471(A)	申请公布日期	1961.06.20
申请号	US19590810541	申请日期	1959.05.04
申请人	FIDELITY UNION TRUST COMPANY	发明人	KELLER ROBERT CHRISTIAN
分类号	B03D1/004	主分类号	B03D1/004
代理机构		代理人
主权项
地址

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