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发明名称
METHOD OF PROTECTING A CHIMNEJ DUCT AGAINST AGGRESSIVE EFFECTS OF EXPOSING IT TO FLUE GAS FROM NATURAL GAS COMBUSTION
摘要
申请公布号
PL183160(B3)
申请公布日期
2002.05.31
申请号
PL19970319197
申请日期
1997.03.26
申请人
KAWKA MAREK;MACIOLEK ZYGMUNT;STAWINSKI JAN
发明人
KAWKA MAREK;MACIOLEK ZYGMUNT;STAWINSKI JAN
分类号
E04F17/02;F24F13/02
主分类号
E04F17/02
代理机构
代理人
主权项
地址
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