Device for removing downhole deposits utilizing tubular housing and passing electric current through fluid heating medium contained therein

摘要

A device for removing deposits such as asphalt, hydrates, and paraffins from petroleum and natural gas production strings and pipelines include a tubular housing divided into a heating section at a forward end and a ballast section at a rear end, the heating section containing an electrically conducting heating medium and an electrode, and the part of the housing forming the heating section is made of an electrically conducting material, the electrode being connected to one pole of an electrical power supply and the part of the housing forming the heating section being connected to another pole of the electrical power supply, so that the heating medium and the heating section are heated by the power supply.