{
  "$type": "site.standard.document",
  "description": "An exhaust gas purification device for purifying exhaust gas of nitrogen oxides includes: a catalyst that is provided in an exhaust pipe (exhaust passage) for transporting exhaust gas, discharged from an engine, in a predetermined exhaust direction, and promotes the reduction of the exhaust gas…",
  "path": "/patents/1369290",
  "publishedAt": "2024-09-19T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F01N3/2066",
    "Yanmar Holdings Co., Ltd."
  ],
  "textContent": "An exhaust gas purification device for purifying exhaust gas of nitrogen oxides includes: a catalyst that is provided in an exhaust pipe (exhaust passage) for transporting exhaust gas, discharged from an engine, in a predetermined exhaust direction, and promotes the reduction of the exhaust gas; and an injection nozzle that is provided in the exhaust pipe so as to be upstream of the catalyst in the exhaust direction, and injects a reducing agent for reducing the exhaust gas. The injection nozzle includes an injection hole for injecting the reducing agent toward the catalyst, and a discharge hole for discharging a cooling medium in at least the direction opposite the exhaust direction.",
  "title": "EXHAUST GAS PURIFICATION DEVICE AND ENGINE"
}