{
  "$type": "site.standard.document",
  "description": "An exhaust gas purifying apparatus applied to an automotive engine (10) that performs lean combustion is installed in a vehicle, to purify exhaust gas with a NOx storage reduction catalytic converter (22) located in an exhaust passage (18) of the engine. Determining means (40) for determining…",
  "path": "/patents/1090502",
  "publishedAt": "2004-01-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B01D53/9495",
    "TOYOTA MOTOR CO LTD [JP]"
  ],
  "textContent": "An exhaust gas purifying apparatus applied to an automotive engine (10) that performs lean combustion is installed in a vehicle, to purify exhaust gas with a NOx storage reduction catalytic converter (22) located in an exhaust passage (18) of the engine. Determining means (40) for determining whether or not the vehicle has started to move; and a supplying means (40) for supplying the NOx storage reduction catalytic converter with a reduction agent when the determining means determines that the vehicle has started to move.",
  "title": "Apparatus and method for purifying exhaust gases in automotive engines"
}