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触媒物質を表面に担持してなる無機繊維質織布状のクロス触媒と、金属鋼からなる金属質有孔薄板とを組み合わせて一体とした触媒体を内燃機関の排気系に装着した内燃機関用排気浄化装置。 For internal combustion engines in which a catalyst body in which an inorganic fiber woven cloth-shaped cross catalyst having a catalyst material supported on the surface and a metallic perforated thin plate made of metal steel is combined is mounted on the exhaust system of the internal combustion engine Exhaust purification device. 触媒体は、少なくとも１枚以上のクロス触媒を複数枚の金属質有孔薄板で挟持し、円筒状に加工した請求項１記載の内燃機関用排気浄化装置。 The exhaust purification device for an internal combustion engine according to claim 1, wherein the catalyst body is formed into a cylindrical shape by sandwiching at least one cross catalyst between a plurality of thin metal porous plates. 触媒体は、第１の金属質有孔薄板を巻芯とし、前記第１の金属質有孔薄板にクロス触媒と第２の金属質有孔薄板を交互に重ねたものを巻回し、ロ−ル状にした請求項１記載の内燃機関用排気浄化装置。The catalyst body has a first metallic perforated thin plate as a core, and is wound by alternately stacking a cross catalyst and a second metallic perforated thin plate on the first metallic perforated thin plate. The exhaust emission control device for an internal combustion engine according to claim 1, wherein the exhaust gas purification device is in the shape of a cylinder . 金属質有孔薄板は、ニッケル鋼のエキスパンドメタルラス板もしくはパンチングメタル又は網板である請求項１から３のいずれかに記載の内燃機関用排気浄化装置。The exhaust purification device for an internal combustion engine according to any one of claims 1 to 3, wherein the metallic perforated thin plate is an expanded metal lath plate, punching metal, or mesh plate of nickel steel. 金属質有孔薄板は、クロム鋼のエキスパンドメタルラス板もしくはパンチングメタル又は網板である請求項１から３のいずれかに記載の内燃機関用排気浄化装置。The exhaust purification device for an internal combustion engine according to any one of claims 1 to 3, wherein the metallic perforated thin plate is an expanded metal lath plate, a punching metal, or a mesh plate of chrome steel.