1. <legend id="hyffx"><track id="hyffx"></track></legend>

        <legend id="hyffx"><track id="hyffx"></track></legend>
        1. <legend id="hyffx"><track id="hyffx"></track></legend>
        2. <sub id="hyffx"><rt id="hyffx"></rt></sub>
          99精品无码一区二区,久久国产精品日本波多野结衣 ,国产成人精品无码短视频,欧美熟妇丰满肥白大屁股免费视频 ,国产又色又爽又高潮免费,久久国产精品萌白酱免费,人妻体体内射精一区二区,91视频免费

          Products & services

          Hardbanding wires

          BoTn hardbanding provides you with the perfect hardbanding solution, and can meet the higher requirements of harsh wells such as deep wells, ultra-deep wells, extended reach wells and horizontal wells.BoTn series hardbanding products have been evaluated in both international and homegrown third-party authoritative laboratories. Furthermore, BoTn series hardbanding has carried out downhole comparison tests by many oilfield customers such as ENSIGN Canadian drilling in Canada, Tarim Oilfield of PetroChina, Southwest oil and gas Field of Sinopec, etc. These downhole testing results have proven excellent performance, earning recognition from customers and becoming their preferred choice.

          BoTn 1000 BoTn 3000 BoTn 5000 BoTn-R BoTn-S

          BoTn 1000

          BoTn 3000

          BoTn 5000

          BoTn-R

          BoTn-S