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Gaofeng Gaofeng

Product Details

Product Details

“GAOFENG” has strict systems of scientific research and quality assurance

“GAOFENG” has strict systems of scientific research and quality assurance

Reaming Stabilizer Type HYF

HYF type drilling centralizer is a new downhole borehole correction tool with the functions of positive and negative drilling while drilling and centralizing the drilling tool. It is mainly used in boreholes prone to collapse and diameter reduction to ensure hole quality, effectively eliminate a large number of stuck accidents, and improve drilling safety. It is especially suitable for horizontal wells with complex well conditions, extended reach wells and conventional boreholes. Compact structure, safe and reliable, it can meet the requirements of efficient drilling, improve drilling safety, drilling speed and efficiency is a good tool, has been gradually promoted and applied at home and abroad. SpecificationsModeOD mmNeck OD mmID mmOAL mmCONN.HYF213-171φ212.725 φ171.45 φ71.42007 NC50-BB(BOX)×NC50-SRG(PIN)HYF152-124φ152.4 φ123.83 φ57.2 1915 NC38-BB(BOX)×NC38-SRG(PIN)

Category：

Drilling Tools

SALES@GAOFENG-PETRO.COM

+86-851-87995502

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Detailed introduction

HYF type drilling centralizer is a new downhole borehole correction tool with the functions of positive and negative drilling while drilling and centralizing the drilling tool. It is mainly used in boreholes prone to collapse and diameter reduction to ensure hole quality, effectively eliminate a large number of stuck accidents, and improve drilling safety. It is especially suitable for horizontal wells with complex well conditions, extended reach wells and conventional boreholes. Compact structure, safe and reliable, it can meet the requirements of efficient drilling, improve drilling safety, drilling speed and efficiency is a good tool, has been gradually promoted and applied at home and abroad.

 

Specifications

Mode

OD mm

Neck OD mm

ID mm

OAL mm

CONN.

HYF213-171

φ212.725 

φ171.45 

φ71.4

2007 

NC50-BB(BOX)×NC50-SRG(PIN)

HYF152-124

φ152.4 

φ123.83 

φ57.2 

1915 

NC38-BB(BOX)×NC38-SRG(PIN)

Key words:

Gaofeng petroleum machinery and equipment, oil and gas drilling and production downhole tools

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Non-magnetic Drill Collars

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Drilling Safety Joint Type AJ-SZ

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Add:No.2, Changling South Road, Guanshanhu Distict, Guiyang City, Guizhou Province

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Tapered Mill Type XZ

The Tapered Mill Type XZ is used to recover bore size. It is mainly used to mill collapsed casing or eliminate restrictions, and can clear mineral crystals and some other hard debris stranding on the well wall. SpecificationsNominal O.D. mm(in)Connection APISuitable Hole Diameter mm(in)89(3.50)NC26、3-3/8REG95.2～101.6 (3.76～4)97(3.82)107.9～114.3(4.25～4.5)110(4.33)NC31、2-7/8REG、3-1/2REG117.5～127.0(4.63～5)121(4.76)130～139.7(5.11～5.5)130(5.12)142.9～152.4(5.63～6)140(5.51)NC38、3-1/2REG、4-1/2REG155.6～165.1(6.13～6.5)156(6.14)168～187.3(6.6～7.37)178(7)190.5～209.5(7.5～8.25)200(7.87)NC50、4-1/2REG212.7～241.3(8.37～9.5)232(9.13244.5～269.9(9.62～10.63)257(10.12)6-5/8REG273～295.3(10.74～11.63)279(10.98)298.5～317.5(11.75～12.5)295(11.61)320.6～346.1(12.62～13.63)330(13)349.3～406.4(13.75～16)381(15)406.4～444.5(16～17.5)406(15)7-5/8REG431.8～508(17～20)432(17)457.2～533.4(18～21)534(21)558.8～660(22～26)686(27)711.2～863.6(28～34)

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Flat Bottom Junk Mill Type MXP

Junk Mill Type MXP can be divided into three kinds: flat-bottom (or concave-bottom) milling shoe, guide milling shoe and cone milling shoe, according to its structure and shape. At the milling surface, the carbide particles are built up by welding, which plays a part of self-milling. It is used to mill the fallen substances, such as tooth wheel, slipdog, fittings for deep-well pump, etc. with the advantages of anti impact and longer service life. SpecificationsModelO.D. mm(in)Connection APIOverall length mm(in)MXP(A)80C-2A3080(3 1/8)2 3/8REG300(11 3/4)MXP(A)89C-2A3089(3 1/2)2 3/8REG500(19 5/8)MXP(A)92C-NC2392(3 5/8)NC23500(19 5/8)MXP(A)102C-210102(4)NC31500(19 5/8)MXP(A)108C-2A10108(4 1/4)NC26500(19 5/8)MXP(A)114C-210114(4 1/2)NC31500(19 5/8)MXP(A)146C-310146(5 3/4)NC38500(19 5/8)MXP(A)159C-310159(6 1/4)NC38500(19 5/8)MXP(A)190C-410190(7 1/2)NC50500(19 5/8)MXP(A)203C-410203(8)NC50500(19 5/8)MXP(A)292C-630292(11 1/2)6 5/8REG500(19 5/8)MXP(A)305C-630305(12)6 5/8REG500(19 5/8)MXP(A)410C-730410(16 1/8)7 5/8REG450(17 5/8)MXP(A)425C-630425(16 3/4)6 5/8REG500(19 5/8)

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WD-S hydraulic external cutting knife

It is usually connected with the washover pipe and can cut the fish at its any section. Compared with the mechanically-actuated one, it has the advantages of simple operation and quick cutting.

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WD-J type mechanical external cutting knife

It is spring fed automatically so that it can avoid the cutter breakdown which may be resulted from the larger pulling force.

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NG type mechanical internal cutting knife

it is pressured to rotate for cutting the drill string. If it is equipped with the spear, cutting and recovering can be completed at the same time.

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FJ type arrow check valve

Arrow Back-Pressure Sub Type FJ is an important kind of internal blowout preventer, with the function of preventing high-pressure oil and gas from blowing out of the drill string.

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LXF type continuous circulation valve

Model LXF continuous circulating valve is a kind of key tools used in continuous circulating well-drilling technology. The purpose is to solve a series of problems under the well caused by annulus pressure fluctuation due to the stop/start the circulation when unloading a single column during the well-drilling and stripping-in process.

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Floating valve core

In normal well-drilling, the valve cover of the floating valve core opens, then the drilling fluid circulates smoothly.

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NFQ type drilling tool internal blowout preventer

Model NFQ inner blowout preventer (Grey Valve) is a necessary blowout preventing device during drilling process specified by IADC (International Association of Drilling Contractors).

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