Process for the prevention of foam,申请号US19320605114-传众专利搜索

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发明名称	Process for the prevention of foam
摘要
申请公布号	US1981634(A)	申请公布日期	1934.11.20
申请号	US19320605114	申请日期	1932.04.13
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	RICHARDSON ROGER W.;SCHNEIDER RICHARD B.
分类号	B01D19/04	主分类号	B01D19/04
代理机构		代理人
主权项
地址

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