APPARATUS FOR DEHUMIDIFING OF THE INSIDE OF A PIPE AND METHOD FOR PREVENTING CORROSION OF THE INSIDE OF A PIPE

摘要

A dehumidifying device and a corrosion prevention method for the inside of a pipe is provided to perform maintenance and repair work of a pipe conveniently, and to cut off and prevent the corrosion of the inside of a pipe. A dehumidifying device for the inside of a pipe comprises a main body(110), a moving device(120) provided in the main body to move the main body along the inside of the pipe, a dehumidifying device(150) provided to the main body to remove dew condensation and moisture existing on the inside of the pipe, an injection device(130) provided to one side of the main body and applying a coating material on the inside of the pipe with injection pressure, and a control unit controlling the moving device, the dehumidifying device and the injection device.