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- Straight Vane Steel Solid Rigid Centralizer
- Spiral Vane Steel Solid Rigid Centralizer
- Straight Vane Roller Centralizer
- Spiral Vane Roller Steel Solid Rigid Centralizer
- Straight Vane Composite Centralizer
- Spiral Vane Composite Centralizer
- Spiral Vane Roller Composite Centralizer
- Straight Vane Aluminium Solid Rigid Centralizer
- Spiral Vane Aluminium Solid Rigid Centralizer
- Slip On Stand Off Band Centralizer
- Slip On Welded Positive Spirolizer
- Slip On Welded Straight Cage Rigid Centralizer
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- Bow Springs Centralizer-PC Type
- Slip on Single Piece Bow Spring Centralizer
- Hinged Non Welded Bow Spring Casing Centralizer
- Hinged Non Welded Positive Casing Centralizer
- Hinged Non Welded Semi Rigid Bow Spring Centralizer
- Hinged Non Welded Stainless Steel Bow Spring Centralizer
- Hinged Welded Bow Spring Centralizer
- Hinged Non Welded Bow Spring Turbolizer
- Slip On Welded Positive Casing Centralizer
- Slip On Welded Bow Spring Centralizer
- Slip On Semi-Rigid Welded Bow Spring Centralizer
- Slip On Welded Bow Spring Turbolizer
- Drill Pipe Centralizer
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- Single/Double Valve Float Collar
- Single/Double Valve Float Shoe
- Auto Fill Cementing Float Collar - Puyang Zhongshi Group
- Auto Fill Cementing Float Shoe
- Slip On Cementing Float Collar & Shoe
- Butt-weld Cementing Float Collar & Shoe
- Stab in Cementing Float Collar & Shoe
- Cementing Guide Shoe
- Up Jet/ Side Jet/ Down Jet Float Collar & Shoe
Stage Cementing Collars
Stage cementing collars include mechanical and hydraulic type. Mechanical stage collar allows for cementing casing in two stages. Hydraulic stage collar allows for cementing casing in multiple stages at any inclination with a hydraulically opened sleeve system. Stage cementing collar accessories include first stage plug, closing plug, shutt-off plug, landing collar, bypass plug. Stage cementing collar sizes are available from 5-1/2 to 13-3/8inch. The stage cementing collars are available in sizes, materials, grades and threads according to API 5CT. All stage cementing collars are PDC drillable.
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1.Hydraulic type
2.Top/Closing Plug and First Stage/Flexible Plug
3.Battle Plate/Free Fall Opening Device/Battle Plate
4.Available in sizes 5-1/2" to 13-3/8"
5.API 5CT specification
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1.Mechanical type
2.Top/Closing Plug and First Stage/Flexible Plug
3.Battle Plate/Free Fall Opening Device/Battle Plate
4.Available in sizes 5-1/2" to 13-3/8"
5.Free Fall Opening Device
