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    Products >> Drilling Tools
     

    Surface Bumper Jar

    The Surface Bumper Jar is an effective tool for resolving the stuck problem by producing downward jarring impact to the stuck portion in down hole. It is used to joint at the drilling platform, so the tool has the advantages of powerful jarring force, reliable tonnage-adjusting and convenient utilization. It is especially effective for freeing key-seat and tight-hole tool.

    Specification

    Type OD mm(inch) ID mm(inch) Max.Jarring Force KN Max.Stroke mm(inch) Connection
    API
    Closed overall Length mm(inch)
    DJ178-Ⅰ 178(7) 48(1 7/8) 750 1200(47 1/4) NC50 3020(118 7/8)
    DJ178-Ⅱ 178(7) 57.2(2 1/4) 800 1000(39 3/8) NC50 4200(165 23/64)

     
    About us
      Beijing Tengyue Technology Co., Ltd is a big high-tech integrated enterprise, which mainly on R&D inclinometer. It possesses excellent equipment and a number of specialists and technicians .Our company consistently keeps API and ISO as the standard and puts it into practice.
       Our main products include electronic single shot inclinometer, electronic multishot inclinometer, photographic single shot inclinometer and MWD. We will provide users with overall solutions according to different requirement on site.
       At the same time, we are trading the relative oil and gas ......[More]
    Contact us
    E-mail:tengyuetech@163.com
    Mob:+86-13552162026
    Tel:+86-10-63422181
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