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发明名称
APPARAT, SAERLIG INNRETTET FOR MONTERING PAA ET ROER FRA EN OLJE- ELLER GASSBROENN FOR AA GJENVINNE KONTROLLEN UNDER EN UKONTROLLERT UTBLAASNING
摘要
申请公布号
NO145849(C)
申请公布日期
1982.06.09
申请号
NO19800000017
申请日期
1980.01.04
申请人
HAFSTAD, BJOERN,
发明人
HAFSTAD, BJOERN,
分类号
E21B;E21B29/08;(IPC1-7):E21B29/08
主分类号
E21B
代理机构
代理人
主权项
地址
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