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TEL：13845345168　13614630059　18920329525　13910253562
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Welcome to the website of Mudanjiang Zhongyuan Drilling Co., Ltd.!
　location： HOME> Drilling Tools
Product
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Integral spiral blade stabilizer
Integral 3-Spiral Blade Stabilizer,Integral 4-Spiral Blade Stabilizer(string type& near bit type).The working hardfacing surface(also called as wall contact)materials available separately are(1)carbide insert,(2)Inserted diamond compound,(3)Low temperatur
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Hole Opener
Hole Opener is used for enlarging the surface hole which drilled by cone bit in advance, or connected above the cone bit. It applies to Onshore and offshore oilfield.
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Roller Reamer
Roller reamer is designed for various reaming operation. It can be used in hard formation or abrasive formation in order to keep the standard hole size.
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Full Opening Safety Valve(FOSV）
Full opening safety valve is a hand control valve in drill string circulating system and it is one of the effective tools to prevent blowout In the drilling operation.
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Kelly Valve(Kelly Cock)
Kelly valve is a manually operated ball type drill stem valve; it is divided into upper Kelly valve and lower Kelly valve.
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Inside BOP Valve
IBOP Valve is a large pressure drop check valve, the tapered plug of valve, reduce the cutting action of the mud on the seat to ensure the closed position.
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Ball Check Valve
Ball check valve is a wellhead inside blowout tool, in order to realize safety control in drilling operation.It can effectively solve the overflow, kick occur in trip process. Put it into the well with drill stem and control the mud back flow pressure aut
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Cup Tester
Cup tester is mainly used for the pressure test on the casing string and BOP stack (blowout preventer stack}. In the oil/gas/water well where the casing string has been run and the wellhead equipment has been installed, once only separate zone pressur
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Float valve sub
The float valve sub is a special tool to Prevent blow out.It is available with plate type float valve sub,arrow-type float valve sub.
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QYSZ DOUBLE ACTING HYDRAULIC DRILLING JAR
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