{
  "$type": "site.standard.document",
  "description": "A deaeration rotor (90) for an aircraft engine lubrication system (30) comprises: an internal ring (92) about an axis (A) having a radially outer internal ring surface (92d) defining an inner boundary of an inner passage (P) of the deaeration rotor (90); an external ring (94) about the axis (A)…",
  "path": "/patents/1393513",
  "publishedAt": "2026-02-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B01D19/0052",
    "PRATT & WHITNEY CANADA [CA]"
  ],
  "textContent": "A deaeration rotor (90) for an aircraft engine lubrication system (30) comprises: an internal ring (92) about an axis (A) having a radially outer internal ring surface (92d) defining an inner boundary of an inner passage (P) of the deaeration rotor (90); an external ring (94) about the axis (A) having a radially inner external ring surface (94c) defining an outer boundary of an outer passage (P) of the deaeration rotor (90); a disc (96) about the axis (A) radially between the internal ring (92) and the external ring (94), the disc (96) having a radially inner disc surface (96c) defining an outer boundary of the inner passage (P) and a radially outer disc surface (96d) defining an inner boundary of the outer passage (P); and blades (100) circumferentially spaced from one another relative to the axis (A) extending in the outer passage (P) from at least one of the external ring (94) and the disc (96), the blades (100) located radially inward of an annular portion (P') of the outer passage (P) immediately downstream of the blades (100).",
  "title": "DYNAMIC DEAERATION SYSTEM"
}