Concept of a Special Device to Support Maintenance Work in an Oil Well during Replacement of a Rod Pit Pump

Abstract

The following article introduces and describes a device designed to prevent uncontrolled inflow and outflow of gas from the wellbore layer during repair (service) operations with drilling equipment for mechanical oil recovery using a rod-style drilling pump. The article describes the actuality of the application of the device and the principle of its use during the replacement of the plug plunge pump. The construction, characteristics and principle of operation of the device are described.