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| Sell:Rigid casing centralizer 2014/4/14 15:29:52 | | | Spiralcasingcentralizerhastheadvantagesofsimplestructure,safeandhighintensity.Itcanbewidelyusedinvertical,deviatedandhorizontalwellintheconstructionwork.Rigidspiralcentralizercanimprovetheefficiencyofwellcementationthroughcementpasterevolvingwhencementinjectionintheverticalwell.Springcentralizerisun | | | From Dezhou zhonglian petroleum machinery Co.,Ltd |  | | | | |
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| Sell:double stage casing head 2014/4/14 15:29:52 | | | Inadditiontoallthefeaturesofsingle-stagecasingheadé–?/font>thedouble-stagecasingheadpresentsthefollowingfeatures:
Aé–?nbsp;Throughputtingthetestingpluginto9-5/8"hangerbeforepressuretestofthethirdsectiondrilling,Canbefullydetectedqualityofthesecondsectiondrilling.
Bé–?nbsp;Theproceduresandwork | | | From Dezhou zhonglian petroleum machinery Co.,Ltd | | | | | |
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| Sell:Simple casing heads 2014/4/14 15:29:52 | | | Forsatisfyingtheneedofoilfielddrillingandreducingdrillingcost,ourcompanymanufactureJYTD-103/4*51/2-21simplecasingheadsformanyyearsexperience.
Usage:
A�nbsp;Connectingouterpipethreaddirectingtothesurfacecasingpipethreadinthedrillingoperation.
B�nbsp;Thecasingweightinadditiontothesurfacecasingcan | | | From Dezhou zhonglian petroleum machinery Co.,Ltd | | | | | |
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| Sell:Piston assy 2014/4/14 15:29:52 | | | Our company can offer various types of piston assy including F series and 3 nb series. The piston rod and the piston core adopt high strength alloy steel which is high intensity, no deformation and anticorrosion after heat treatment.The rubbers of piston assy can be made by advanced polyurethane mat | | | From Dezhou zhonglian petroleum machinery Co.,Ltd | | | | | |
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