본 발명에 따른 연속시추용 복합구동장치는, 드릴파이프를 파지하고 회전시키는 회전유닛 및 상기 드릴파이프의 상부에 연결되는 서브를 파지하고, 상기 서브의 측부에 형성된 유동홀을 통해 이수를 선택적으로 주입하는 이수주입유닛을 포함한다.

    According to the present invention, a composite driving device for continuous boring, comprises: a rotary unit clamping and rotating a drill pipe; and a water injection unit clamping a sub connected to an upper portion of the drill pipe and selectively injecting water through a movable hole formed in a side portion of the sub.


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    Titel :

    Combined Driving Apparatus for Continuous Boring


    Weitere Titelangaben:

    연속시추용 복합구동장치


    Erscheinungsdatum :

    03.12.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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