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发明名称
VERFAHREN ZUR HERSTELLUNG EINER ELASTISCHEN ROHRFÖRMIGEN KOMPONENTE UNTERSCHIEDLICHER WANDDICKE ZUM EINBAU IN EIN DICHTELEMENT FÜR EINE UNTERIRDISCHE BOHRUNG
摘要
申请公布号
DE60024799(T2)
申请公布日期
2006.08.31
申请号
DE20006024799T
申请日期
2000.04.05
申请人
CARISELLA, JAMES VICTOR
发明人
CARISELLA, JAMES V.
分类号
E21B33/127;B29C53/58;B29C53/82;B29C61/00
主分类号
E21B33/127
代理机构
代理人
主权项
地址
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