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发明名称
CONDUITE CALORIFUGEE AVEC SYSTEME DE CHAUFFAGE ACTIF ET METHODE DE CHAUFFAGE ACTIF ASSOCIEE
摘要
申请公布号
FR2830603(B3)
申请公布日期
2003.08.08
申请号
FR20010012983
申请日期
2001.10.09
申请人
COFLEXIP
发明人
COUTAREL ALAIN
分类号
E21B17/01;E21B36/00;F16L59/153;(IPC1-7):F16L59/153;E21B43/24
主分类号
E21B17/01
代理机构
代理人
主权项
地址
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