Production of phosphoric acid and concentrated nitric acid,申请号US19350046245-传众专利搜索

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发明名称	Production of phosphoric acid and concentrated nitric acid
摘要
申请公布号	US2130483(A)	申请公布日期	1938.09.20
申请号	US19350046245	申请日期	1935.10.23
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	BULL BENTON A.
分类号	C01B21/44;C01B25/20	主分类号	C01B21/44
代理机构		代理人
主权项
地址

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