{
  "$type": "site.standard.document",
  "description": "Heat transmitted from combustion gas to an engine block and heat transmitted from the engine block to cooling water are controlled to effect early warm-up of the catalyst during a cold start of the engine.",
  "path": "/patents/1088490",
  "publishedAt": "2004-03-31T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F01P7/164",
    "HITACHI LTD [JP]"
  ],
  "textContent": "Heat transmitted from combustion gas to an engine block and heat transmitted from the engine block to cooling water are controlled to effect early warm-up of the catalyst during a cold start of the engine.",
  "title": "Control system for internal combustion engine with catalyst for purifying exhaust gas"
}