PROCEDE DE PURIFICATION DE GYPSE CHIMIQUE,申请号PT19800070680-传众专利搜索

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发明名称	PROCEDE DE PURIFICATION DE GYPSE CHIMIQUE
摘要
申请公布号	PT70680(A)	申请公布日期	1980.02.01
申请号	PT19800070680	申请日期	1980.01.10
申请人	SOCIETE CHIMIQUE DES CHARBONNAGES	发明人	ROBERT SINN;MICHEL NIEL;PHILIPPE PICHAT
分类号	C01F11/46;(IPC1-7):C01F/;C01B/	主分类号	C01F11/46
代理机构		代理人
主权项
地址

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