{
  "$type": "site.standard.document",
  "description": "Filter element or air filter designed as a multiple bellows filter with increased efficiency for use in internal combustion engines, wherein a filter bellows fold is arranged radially inside another filter bellows fold and the inner filter bellows fold has a greater or deeper fold depth than the…",
  "path": "/patents/963712",
  "publishedAt": "2015-01-28T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B01D46/2411",
    "MANN & HUMMEL GMBH [DE]"
  ],
  "textContent": "Filter element or air filter designed as a multiple bellows filter with increased efficiency for use in internal combustion engines, wherein a filter bellows fold is arranged radially inside another filter bellows fold and the inner filter bellows fold has a greater or deeper fold depth than the outer filter bellows fold.",
  "title": "Multiple bellows filter with increased efficiency"
}