GATE VALVE "3М-65х21"
GATE VALVE "3М-65х21"
Gate valve 3M-65X21is intended for capping transitory openings of orifice equipment of wells.
Gate valve 3M-65X21is intended for capping transitory openings of orifice equipment of wells.
Adjustable Diameter and Changeable Torque Beam Pumping Unit GB/T29021-2012 
URB 41 
URB 51 
Well Cementing Units 
Production Technology / Optimization 
Petrophysical Analysis