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Your position now:Nera Petroleum Mechanical Manufacture Co., Ltd > The drilling tool > Arrow Check Valve > Arrow Check Valve
Arrow Check Valve

Arrow check valve is one of the internal prevent tools, which is commonly used in oil& gas drilling and well workover service. Once well-leakage and well blowout happen, it can automatically and quickly shut off the bore of valve by the upper inverse circulation pressure and plug the water-way of string so as to avoid blowout and ensure safety of drilling equipments and security of person.
In addition, it can meet the normal killing well procedure; also provide inside sealing condition for some particular operations, such as retrieving tool and drilling as blowout without kill or repairing well.

Product specifications and technical parameters

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