Company Info |
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Company Name | Mudanjiang Dongxu Machingery Co., Ltd |
Country/Territory: | Heilongjiang China |
Business Type: | | 1 |
Number of Employees: | |
Main Products: drilling tools fishing tools washover and milling well control tools rig tools |
Float Valve Sub is a tool for controling downhole liquid flow and preventing drilling tool being plugging by bit cutting flowing back. When well kick or blowout occurs, it plays a part in internal blowout preverter . It is a special tool for preventing blowout and block in drilling operation.