Patent ID: 7266293

Claim:
A hose for pumping heated liquids therethrough, the hose comprising, in combination, an interior hose construction adapted to prevent kinking and collapse of said hose, the interior hose construction comprising a metal interlock layer through which liquids flow, the metal interlock layer being surrounded by a polytetrafluoroethylene layer, the polytetrafluoroethylene layer being surrounded by a metal braid; a heating element having abrasive protection layers associated therewith, the heating element surrounding the interior hose construction; an insulator, the insulator surrounding the heating element; a moisture barrier, the moisture barrier surrounding the insulator; a safety and containment barrier, the safety and containment barrier surrounding the moisture barrier; and at least two hose fittings at each end of said hose, at least one of said hose fittings having electrical connections in electrical communication with the heating element and a source of electrical power.