{
  "$type": "site.standard.document",
  "description": "A pulse tube refrigeration system (21) wherein the pulse tube working gas is cooled to a defined first stage temperature and is brought to a defined second stage temperature by operation of a regenerator (33) and pulse tube (34), which are in flow communication through a cold heat exchanger (23)…",
  "path": "/patents/1086984",
  "publishedAt": "2004-05-26T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F25B9/00",
    "PRAXAIR TECHNOLOGY INC [US]"
  ],
  "textContent": "A pulse tube refrigeration system (21) wherein the pulse tube working gas is cooled to a defined first stage temperature and is brought to a defined second stage temperature by operation of a regenerator (33) and pulse tube (34), which are in flow communication through a cold heat exchanger (23), prior to providing refrigeration to a high temperature superconductor (10).",
  "title": "Refrigeration method for high temperature superconductivity"
}