verbindungsvorrichtung for connection to a imlochhammer or a schlagbohrkrone a imlochhammers in a drill string

• 1. 用于操纵钻柱的钻柱部件的装置、用于操纵钻柱部件的方法以及凿岩钻机 [P] . 中国专利： CN104870742B . 2016.11.23
• 2. 用于操纵钻柱的钻柱部件的装置、用于操纵钻柱部件的方法以及凿岩钻机 [P] . 中国专利： CN104870742A . 2015-08-26
• 3. CONNECTION OF TWO DRILL STRING ELEMENTS OF A DRILL STRING FOR EARTH DRILLING [P] . EP3587729B1 . 2021-04-14

  机译： 用于地球钻孔的钻柱的两个钻弦元件的连接

• 4. CONNECTION OF TWO DRILL STRING ELEMENTS OF A DRILL STRING FOR EARTH DRILLING [P] . EP3868998A1 . 2021-08-25

  机译： 用于地球钻孔的钻柱的两个钻弦元件的连接

• 5. CONNECTION OF TWO DRILL STRING ELEMENTS OF A DRILL STRING FOR EARTH DRILLING [P] . 欧洲知识产权局专利： EP3587729A1 . 2020-01-01

  机译： 钻探钻柱的两个钻探柱元件的连接

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