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.


    Access

    Download


    Export, share and cite



    Title :

    Combined Driving Apparatus for Continuous Boring


    Additional title:

    연속시추용 복합구동장치


    Publication date :

    2018-12-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

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



    Combined Driving Apparatus for Continuous Boring

    KOH DOO YEOL / KANG BU WON / YANG JAE MIN et al. | European Patent Office | 2018

    Free access

    Winding Apparatus for Continuous Boring

    KOH DOO YEOL / KANG BU WON / YOO YOUNG JUN et al. | European Patent Office | 2018

    Free access

    Winding Apparatus for Continuous Boring

    KOH DOO YEOL / KANG BU WON / YANG JAE MIN et al. | European Patent Office | 2018

    Free access

    Sealing Apparatus for Continuous Boring Sub

    BUWON KANG / YOUNGJUN YOO / CHANGYEOL JEE et al. | European Patent Office | 2020

    Free access

    Sealing Apparatus for Continuous Boring Sub

    European Patent Office | 2020

    Free access