Furnace for defluorinating phosphate rock,申请号US19540441689-传众专利搜索

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发明名称	Furnace for defluorinating phosphate rock
摘要
申请公布号	US2770451(A)	申请公布日期	1956.11.13
申请号	US19540441689	申请日期	1954.07.06
申请人	TENNESSEE VALLEY AUTHORITY	发明人	ALMOND LAWRENCE H.
分类号	C05B13/02	主分类号	C05B13/02
代理机构		代理人
主权项
地址

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