Patent ID: 7113695

Claim:
A heat treatment system using superheated steam, comprising: a treatment chamber with an input port for receiving materials to be treated and a discharge port for discharging materials to be treated; a water feeding system for supplying steam or atomized water; heating systems for turning the steam or the atomized water introduced from the water feeding system to superheated steam by a plurality of pipe-like heaters disposed in serial arrangement and with temperature gradually increasing and for discharging the superheated steam into the treatment chamber; a circulating system for sucking the superheated steam and the dry distillation gas in the treatment chamber into a suction and reflux pipe by a reflux blower, and for supplying the steam and the gas again to the treatment chamber after deodorizing and filtering the steam; and a control unit for setting voltage to be applied, and supply quantity of the steam or the atomized water from the water feeding system, for setting and maintaining operating condition such as duration of treatment, and for controlling and maintaining the preset condition.