{
  "$type": "site.standard.document",
  "description": "An exhaust gas purification device includes an oxidation catalyst for oxidizing and purifying particulate matter contained in exhaust gas from an internal combustion engine, wherein the oxidation catalyst is provided with a support constituted by at least one metal salt selected from a group…",
  "path": "/patents/978631",
  "publishedAt": "2014-02-12T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B01D53/94",
    "TOYOTA MOTOR CO LTD [JP]"
  ],
  "textContent": "An exhaust gas purification device includes an oxidation catalyst for oxidizing and purifying particulate matter contained in exhaust gas from an internal combustion engine, wherein the oxidation catalyst is provided with a support constituted by at least one metal salt selected from a group consisting of Ca sulfate and phosphate, and a silver-containing substance supported on the support.",
  "title": "EXHAUST GAS PURIFICATION DEVICE, AND EXHAUST GAS PURIFICATION METHOD USING SAME"
}