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发明名称
Fremgangsmåde og indretning til underjordisk indføring af et transportrør af større længde i jorden
摘要
申请公布号
DK0583650(T3)
申请公布日期
1997.07.21
申请号
DK19930111837T
申请日期
1993.07.23
申请人
BEB ERDGAS UND ERDOEL GMBH;VEENKER, MANFRED
发明人
SCHLEMM, FRIEDRICH, DIPL.-ING.;VEENKER, MANFRED, DR.-ING.
分类号
E21B7/04;E21B7/20;E21B17/07;(IPC1-7):E21B7/20
主分类号
E21B7/04
代理机构
代理人
主权项
地址
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