Variable load refrigeration system particularly for cryogenic temperatures
US6426019B1 · kind B1 · utility
52Cited by
15References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 7, 2000 |
| Grant date | Jul 30, 2002 |
| Priority date | — |
| Expiry date | Apr 7, 2020 |
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.