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发明名称
PROCEDIMENTO E MEZZO PER LA PULIZIA SUL LATO DEL FOCOLARE DI IMPIANTI DI RISCALDAMENTO, SULLA BASE DI SCHIUMA.
摘要
申请公布号
IT7920314(D0)
申请公布日期
1979.02.19
申请号
IT19790020314
申请日期
1979.02.19
申请人
C. H. BOEHRINGER SOHN
发明人
分类号
C09K3/30;C11D3/00;C11D11/00;C11D17/00;C23G3/00;F23J3/00;(IPC1-7):C11D/
主分类号
C09K3/30
代理机构
代理人
主权项
地址
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