{
  "$type": "site.standard.document",
  "description": "A second lambda sensor is not employed for monitoring until, under conditions of rich exhaust, its output voltage lies no more than a given potential difference above a desired value.",
  "path": "/patents/1108285",
  "publishedAt": "2001-11-28T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F01N11/007",
    "OMG AG & CO KG [DE]"
  ],
  "textContent": "A second lambda sensor is not employed for monitoring until, under conditions of rich exhaust, its output voltage lies no more than a given potential difference above a desired value.",
  "title": "Method for operating an exhaust gas cleaning device in a spark-ignition engine"
}