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发明名称
FremgangsmÕte for tetting av en foringsr÷rhenger i et br÷nnhode
摘要
申请公布号
NO304803(B1)
申请公布日期
1999.02.15
申请号
NO19910003308
申请日期
1991.08.23
申请人
ISOVER SAINT-GOBAIN
发明人
DEBOUZIE, ALAIN;ELLISON, CHRISTOPHER;PENNAMEN, ROGER
分类号
E21B33/04;F16L21/02;(IPC1-7):E21B33/04
主分类号
E21B33/04
代理机构
代理人
主权项
地址
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