Patent ID: 6769483
Filing Date: 2004-08-03
Classification: C09K,E21B,Y02C,Y02P,Y10S

Abstract:
A system configured to heat a hydrocarbon containing formation, comprising:a first conduit placed in an opening in the formation, wherein the first conduit is enclosed such that fluids in the opening do not enter the first conduit; a first conductor placed in the first conduit and electrically coupled to the first conduit, wherein the first conductor and the first conduit are separated by a gap that allows for the presence of a gas between the first conductor and the first conduit; a centralizer placed in the first conduit, the centralizer configured to maintain a location of the first conductor in the first conduit; wherein the first conductor is configured to provide heat to at least a portion of the formation during use; and wherein the system is configured to allow heat to transfer from the first conductor to a part of the formation during use.