Method of preparing heteropolyacids containing a heavy metal,申请号US19480004711-传众专利搜索

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发明名称	Method of preparing heteropolyacids containing a heavy metal
摘要
申请公布号	US2503991(A)	申请公布日期	1950.04.11
申请号	US19480004711	申请日期	1948.01.27
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	BECHTOLD MAX F.
分类号	C01G39/00	主分类号	C01G39/00
代理机构		代理人
主权项
地址

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