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Address:No.2127,East of College Road,Economic&Technology Development Zone,Dezhou,Shandong,China
Open stage
Author:China-lk Date: 2017-07-08
   The hydraulic stage cementer(included drilling free type) which is mainly used for horizontal well features inner closing structure, opened through pressure difference.  Finally the closing plug drives the closing sleeve down and then shuts the circulation ports.   
    Features:1.Opening pressure can be adjusted
              2.Special structure can minimize the damages to the closing-sleeve
              3.The cementer is designed with anti-rotating structure for easy drillout

 
         Property Parameters
 
Specifications(mm)      Φ139.7(4")~Φ244.5(9")
                 Max O.D.(mm)                    170~283
Drill-out I.D.(mm)                    124~220.5
Overall length(mm)                   1038~1222
                Rated load(t)                    120~210
             Sealing capacity(MPa)                       25
Opening pressure(MPa)                     17~18
Closing pressure (MPa)                        5
  Lower sliding sleeve I.D.(mm)                     85~176
  Upper sliding sleeve I.D.(mm)                     95~197

Dezhou Longke Petroleum Equipment Co., Ltd.

No.2127,East of College Road,Economic&Technology Development Zone,Dezhou,Shandong,China

魯ICP備2021046750號(hào)-1