METHOD OF CLEANING THE SEALING SURFACES OF DOORS AND DOOR JAMBS OF BY-PRODUCT COKE OVENS,申请号USD3741806-传众专利搜索

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发明名称	METHOD OF CLEANING THE SEALING SURFACES OF DOORS AND DOOR JAMBS OF BY-PRODUCT COKE OVENS
摘要
申请公布号	US3741806(A)	申请公布日期	1973.06.26
申请号	USD3741806	申请日期	1971.04.30
申请人	KOPPERS H GMBH,DT	发明人	STANKE W,DT;MERTENS G,DT
分类号	C10B43/04;(IPC1-7):C10B43/04	主分类号	C10B43/04
代理机构		代理人
主权项
地址

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