COAL ACTIVATION METHOD AND APPARATUS,申请号PL19840248709-传众专利搜索

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发明名称	COAL ACTIVATION METHOD AND APPARATUS
摘要
申请公布号	PL142191(B1)	申请公布日期	1987.09.30
申请号	PL19840248709	申请日期	1984.07.11
申请人		发明人
分类号	C01B;C01B31/10;(IPC1-7):C01B31/10	主分类号	C01B
代理机构		代理人
主权项
地址

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