{
  "$type": "site.standard.document",
  "description": "During the warm-up to temperature for regeneration of an automotive nitrogen oxide storage catalytic converter (5) diesel engine exhaust, a rich mixture is fed to the catalyst. Unburned hydrocarbons and carbon monoxide then react with oxygen from a storage volume, thus liberating heat energy and…",
  "path": "/patents/1079218",
  "publishedAt": "2005-03-16T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F01N13/009",
    "AUDI AG [DE]"
  ],
  "textContent": "During the warm-up to temperature for regeneration of an automotive nitrogen oxide storage catalytic converter (5) diesel engine exhaust, a rich mixture is fed to the catalyst. Unburned hydrocarbons and carbon monoxide then react with oxygen from a storage volume, thus liberating heat energy and rapidly raising the temperature to the required regeneration level.",
  "title": "Method to heat a catalyst and/or particulate filter of an exhaust system and catalyst, in particular a nitrogen oxide storage catalyst"
}