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Heilongjiang North Shuangjia Drilling Tools Co., Ltd
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Kelly valve

Heilongjiang North Shuangjia Drilling Tools Co., Ltd
Heilongjiang North Shuangjia Drilling Tools Co., Ltd
City: Mudanjiang
Province/State: Heilongjiang
Tel: 86-86-13804827529
Contact Person: Sally

Kelly valve

Kelly valve

Kelly cock valve is manually operated ball valve in drill stem circulatory system. It is divided into upper Kelly valve and lower Kelly valve. The upper Kelly valve is connected between lower end of ...

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IBOP

      

kelly valve

      

kelly cock

      
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