{
  "$type": "site.standard.document",
  "description": "An object of the present invention is to enhance the thermal efficiency of an engine, to provide a film having low thermal conductivity and low heat capacity and being free from separation, drop-off and the like and excellent in durability and reliability. According to the present invention, an…",
  "path": "/patents/1005105",
  "publishedAt": "2012-02-22T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "C25D11/08",
    "TOYOTA MOTOR CO LTD [JP]"
  ],
  "textContent": "An object of the present invention is to enhance the thermal efficiency of an engine, to provide a film having low thermal conductivity and low heat capacity and being free from separation, drop-off and the like and excellent in durability and reliability. According to the present invention, an engine combustion chamber structure, wherein an anodic oxide film having a thickness of from more than 20 µm to 500 µm and a porosity of 20% or more is formed on the inner surface of the engine combustion chamber, and a manufacturing method thereof are provided.",
  "title": "ENGINE COMBUSTION CHAMBER STRUCTURE AND METHOD FOR PRODUCING THE SAME"
}