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Products 26,403 Result
drill-stem sub
Jun 21 2008
drill-stem sub plays conversion and connnection of drill stem component a role in pertroleum, natural gas and geology drilling work. msn xiaoyouloveyou@hotmail.com
HS-CODE : 82-
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non-rotary stabilizers
Jun 21 2008
non-rotary stabilizers is composed of two parts, one is mandrel, another is sleeve. between the sleeve and manderl ca be relative rotation. to improve useful time, the innera wall of sleeve and the su…
HS-CODE : 82-
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stabilizer with back-reaming
Jun 21 2008
the stabilizer with back-reaming is selecting the appropriate location and through special processing method to array few teeth as a cutting edge. in this way, this stabilizer can be played cutting w…
HS-CODE : 82-
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integral mandrel sleeve stabilizers
Jun 21 2008
integral mandrel sleeve stabilizers are made in two parts: one mandrel and one sleeve. the stabilizer is assembled by screwing the sleeve on the body and tightening these on the shoulder. the sleeve h…
HS-CODE : 82-
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stabilizers
Jun 21 2008
the stabilizers have three types according to their body/mandrel: 1. integral stabilizer 2. integral mandrel sleeve stabilizers 3. two piece mandrel sleeve stabilizer the body (or mandrel…
HS-CODE : 82-
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fixed diameter hole opener
Jun 21 2008
the fixed diameter hole opener is made of tough heat treated alloy steel for maximum strength. cutter arms, equippe with removable cutter, are hardfaced and welded on body. cuttersn are avaibalbe in t…
HS-CODE : 82-
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arrow type check valve
Jun 21 2008
arrow type check valve used to be installed between drill stem and bit to prevent drilling fluid backflow from the bottom. the body is a crossover sub in which the other parts are installed. when back…
HS-CODE : 82-
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float valve
Jun 21 2008
this float valve is normally installed in a standard bore-back of the bit sub, to provide fluid flow control at the bottom of the drill stem. it also prevents backflow of cuttings from plugging the dr…
HS-CODE : 82-
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marine casing cutter
Jun 21 2008
marine casing cutter is built to withstand extreme shock encountered in cutting multiple strings of uncentralized conductor pipe. due to the unique construction of this tool, the rugged cutter arms ex…
HS-CODE : 82-
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inside bop
Jun 21 2008
the inside bop is a heavy-duty drop check valve with a conical plug to reduce the cutting action of the mud on the valve seat, ensuring positive closure, whenever required. installed in the drill stri…
HS-CODE : 82-
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kelly valve
Jun 21 2008
kelly valve also named kelly cock/drill pipe safety valve allowing free passage of drilling fluid without pressure loss. the valve can be used as a drill pipe safety valve or upper kelly valve to cont…
HS-CODE : 82-
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upper IBOP
Jun 21 2008
upper IBOP for top drive with-outer spline is used for top drive drilling system, its body has the outer spline which joints with other parts. the seals for upward and downward pressures provide de…
HS-CODE : 82-
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IBOP
Jun 21 2008
IBOP for top drive used for top drive system. it includes upper IBOP for top drive and lower IBOP for top drive. they are used for top drive drilling system with joined one by one. the seals for up…
HS-CODE : 82-
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surface bumper jar
Jun 21 2008
the surface bumper jar is an effective tool for resolving the stuck problem by producing downward jarring impact to the stuck portion in down hole. it is used to joint at the drilling platform, so the…
HS-CODE : 82-
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drilling jar
Jun 21 2008
drilling jar type BZ is full mechanical type drilling jar and releasing stuck tool. the drilling jar integrates the upward jarring with the downward jarring so that it can release from the tight pull …
HS-CODE : 82-
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