Method of cleaning heat exchangers,申请号US19570695936-传众专利搜索

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发明名称	Method of cleaning heat exchangers
摘要
申请公布号	US3118495(A)	申请公布日期	1964.01.21
申请号	US19570695936	申请日期	1957.11.12
申请人	DAVID DALIN	发明人	HAGBY GUSTAV
分类号	F28D7/12;F28F1/12;F28F13/06;F28G1/16	主分类号	F28D7/12
代理机构		代理人
主权项
地址

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