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发明名称
PERFECTIONNEMENT AUX ECHANGEURS DE CHALEUR A FAISCEAUX DE TUBES DROITS OU ONDULES, NOTAMMENT AUX SYSTEMES DE SUPPORTAGE DES TUBES ET PROCEDE DE REALISATION DE CES SYSTEMES DE SUPPORTAGE
摘要
申请公布号
FR2500144(B1)
申请公布日期
1986.01.24
申请号
FR19810002993
申请日期
1981.02.16
申请人
TREPAUD GEORGES
发明人
分类号
F28D7/08;F28F9/22;(IPC1-7):F28F9/00;F22B1/02;F22B37/20;F28D7/10
主分类号
F28D7/08
代理机构
代理人
主权项
地址
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