How to improve the accuracy and efficiency of workover rig by optimizing derrick structure during workover operation?
Workover rig is a necessary equipment for oilfield workover operation, among which derrick is the key component of oilfield workover rig for replacing tubing and sucker rods. The derrick of the workover rig is generally a mast-type derrick with a telescopic rod type, and the working load it bears is relatively complex. Loads generated […]