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Information × Registration Number 0303U003288, 0101U001361 , R & D reports Title Design improvement of device for lowering strings in sections to prevent overflow of cement slurry in casing (in case of faulty check valves) popup.stage_title Удосконалення конструкції пристрою для спуску колон секціями з метою попередження перетікання тампонажного розчину в колону (при несправних зворотних клапанах) Head Popovych Y.M., Registration Date 19-03-2003 Organization Central Scientific Research Laboratory popup.description2 The purpose of work is making the device fore lowering strings in section to prevent overflow of plugging mud in casing with check valves leakage. As a result of executed work the analysis of real devices modifications is carried out, the working drawings of device PSK-MTs-245 are designed Product Description popup.authors popup.nrat_date 2020-04-02 Close