Float shoe、Float collar
Thefloatcollarismainlycomposedofspoiler,floatingball,shellandthebasket.Thecasingfloatshoeismainlycomposedofspoiler,floatingball,shell,thebasketandguideshoe.Theconeofspoilercenterholewithfloatingballcansealfluidreverse.Thebasketcansupportfloatingball,flushwellcycleandadjustperformanceofthedrillingfluid.Whencementingjob,thebasketsupportthefloatingballandfloatcollarisintheconductionstate,sofluidcanpassthroughfreely.Floatcollarisback-pressureafterrunningcasingandtheendofcementingjob.Floatingballwithsealingfaceofspoilercanpreventfluidbackflow.
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mud pump liner |
Combiningtheadvantagesofforgingovercoatresistancetowearandhighchromiumwear-resistantanti-corrosioninnersleeves.Theovercoatisaforgedsteel.Thehardnes... |
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Spring casing centralizer |
Springcasingcentralizerispressedintoshapebymoudinginsteadofweldingandrivet.Ithastheadvantagesofsimplestructure,safeandreliable,highstrength,goodela... |
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Spring casing centralizer |
Springcasingcentralizerispressedintoshapebymoudinginsteadofweldingandrivet.Ithastheadvantagesofsimplestructure,safeandreliable,highstrength,goodela... |
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Single stage mandrel casing head |
Mandrelhangerandsliphangercanbeinstalledinterchangeablytohandleanyemergencieswhiletheflagehousingremainsunchanged.Byremovingthewear-resistancesleev... |
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Rigid casing centralizer |
Spiralcasingcentralizerhastheadvantagesofsimplestructure,safeandhighintensity.Itcanbewidelyusedinvertical,deviatedandhorizontalwellintheconstructio... |
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