PRECIPITATION OF TANTALUM OR NIOBIUM COMPOUND,申请号JP19800073785-传众专利搜索

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发明名称	PRECIPITATION OF TANTALUM OR NIOBIUM COMPOUND
摘要
申请公布号	JPS573717(A)	申请公布日期	1982.01.09
申请号	JP19800073785	申请日期	1980.06.03
申请人	MITSUI MINING & SMELTING CO	发明人	TAKAI TETSUO;HIROOKA KATSUMI;MIURA TOSHIO;KAWAHARA JIYUICHI
分类号	C01G33/00;C01G35/00	主分类号	C01G33/00
代理机构		代理人
主权项
地址

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