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发明名称
PROCEDE ET APPAREILLAGE DE NETTOYAGE ET DE DESINCRUSTATION DES RESIDUS DE COMBUSTION PARTICULIEREMENT A L'INTERIEUR DES TUBES DE CHAUDIERES
摘要
申请公布号
BE854451(A1)
申请公布日期
1977.09.01
申请号
BE19770177432
申请日期
1977.05.10
申请人
BETTELLA GIANCARLO
发明人
分类号
F28G9/00;(IPC1-7):F28G/
主分类号
F28G9/00
代理机构
代理人
主权项
地址
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