PROBLEM TO BE SOLVED: To provide a superheated steam reaction device capable of uniformly and efficiently performing sterilization, or insecticidal and ovicidal action to foodstuffs such as grains, feeds or the like by using the superheated steam, capable of perform preservation and transformation under a good condition by separating the superheated steam used from the foodstuffs, the feeds or the like, and capable of obtaining the foodstuffs, the feeds or the like with stable quality.SOLUTION: The superheated steam reaction device 1 for performing the sterilization of an article 3 to be treated by bringing the article 3 to be treated into contact with the superheated steam 2, includes: a reaction piping path 4 arranged along the vertical direction, provided with a feeding part 8 through which the article 3 to be treated is supplied on its upper part, and provided with a discharging part 9 through which the sterilized article 3 to be treated is discharged on its lower part a steam feeding means 5 provided in the intermediate part in the vertical direction of the reaction piping path 4, and for feeding the superheated steam 2 into the reaction piping path 4 and a separator 6 connected with the discharging part 9 of the reaction piping path 4, and provided inside with a guide member 14 for separating the superheated steam 2 and the article 3 to be treated.COPYRIGHT: (C)2013,JPO&INPIT【課題】過熱蒸気を用いて穀物などの食料品、飼料等に対して均一かつ効率的に滅菌及び殺菌、あるいは殺虫及び殺卵を行うとともに、用いた過熱蒸気を食料品、飼料等から分離して良好な状態で保存及び運搬することが可能であり、安定した品質の食料品、飼料等を得ることが可能な過熱蒸気反応装置を提供することにある。【解決手段】過熱蒸気2を被処理物3に接触させることにより、被処理物3の滅菌及び殺菌を行う過熱蒸気反応装置1において、上下方向に沿って配置され、上部に被処理物3が投入される投入部8が設けられ、下部に滅菌及び殺菌された被処理物3を排出する排出部9が設けられている反応管路4と、反応管路4の上下方向の中間部に設けられ、反応管路4の内部に過熱蒸気2を供給する蒸気供給手段5と、反応管路4の排出部9に接続され、内部に過熱蒸気2と被処理物3とを分離するガイド部材14が設けられているセパレータ6と、を備えている。【選択図】図1
