Mainly by the seal, anchor, righting the commutation of three parts, sealing parts: seal oil seal spacer sleeve annular space. Anchoring parts: the establishment of the casing wall anchor for the seat in order to achieve closure. Track commutation part: When seated, the track pin swap items from the role.
![]() 31/2″EUE.59×17.5F Mid Joint | ![]() 27/8″EUE.59×17.5F Mid Joint | ![]() 31/2″EUE.59×17.5FCable protector |
![]() 27/8″EUE.59×17.5FCable protector | ![]() Stuffing box | ![]() Sucker Rod Series |
![]() Tubing | ![]() Pumping Unit |