Patent · US Expired

Variable load refrigeration system particularly for cryogenic temperatures

US6076372A · kind A · utility

100Cited by
9References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 30, 1998
Grant dateJun 20, 2000
Priority date
Expiry dateDec 30, 2018

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25B2400/23
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method for generating refrigeration, especially over a wide temperature range including cryogenic temperatures, wherein a non-toxic, non-flammable and low or non-ozone-depleting mixture is formed from defined components and maintained in variable load form through compression, cooling, expansion and warming steps in a refrigeration cycle.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.