{
  "$type": "site.standard.document",
  "description": "A hollow fiber membrane module includes a pair of plate-shaped portions for forming a passage for a fluid that flows through exteriors of a plurality of hollow fiber membranes between an inner circumferential surface of a case and the plurality of hollow fiber membranes, the pair of plate-shaped…",
  "path": "/patents/1380907",
  "publishedAt": "2026-04-16T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B01D63/033",
    "NOK CORPORATION"
  ],
  "textContent": "A hollow fiber membrane module includes a pair of plate-shaped portions for forming a passage for a fluid that flows through exteriors of a plurality of hollow fiber membranes between an inner circumferential surface of a case and the plurality of hollow fiber membranes, the pair of plate-shaped portions are provided with a plurality of through holes that serve as a passage for the fluid that flows through the exteriors, and in a region where the plurality of through holes are provided in the pair of plate-shaped portions, a proportion of a total area of the plurality of through holes relative to a total surface area of a side, where the plurality of hollow fiber membranes are disposed, is 30% or more, and a width of each through hole in a direction parallel to the plurality of hollow fiber membranes is 10 mm or less.",
  "title": "HOLLOW FIBER MEMBRANE MODULE"
}