{
  "$type": "site.standard.document",
  "description": "Disclosed are a debris detection apparatus and a debris detection method, capable of easily detecting a metal debris existing on the surface of an inspection target by emitting electromagnetic waves having a wavelength in a far-infrared band toward the inspection target during a battery…",
  "path": "/patents/1402422",
  "publishedAt": "2025-09-17T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01J5/60",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "Disclosed are a debris detection apparatus and a debris detection method, capable of easily detecting a metal debris existing on the surface of an inspection target by emitting electromagnetic waves having a wavelength in a far-infrared band toward the inspection target during a battery manufacturing process and then analyzing the characteristics of reflected waves from the surface of the inspection target through a thermal image recorder.",
  "title": "FOREIGN SUBSTANCE DETECTION DEVICE AND DETECTION METHOD"
}