It may provide theory gists to design handling equipment and gas-lift stability analysis, and offer guiding opinions for field practice of single string pig lift.
Special Appliance Safety Operation Certificate/ Calibration Report such as Lift, Lifting Appliance, Forklift, Boiler and Compressing Equipment including Gas Cylinders, Gauge and Safety Valve).
特种设备注册登记及检验文件，如电梯、起重机械、铲车、锅炉及压力容器（含气瓶，压力表及安全阀）等。
3
Submersible electric pump is a kind of artificial liftequipment used for oil producing, it has encountered many technical troubles during dewatering gas production.