Heat transfer compositions, methods and systems
US10815409B2 · kind B2 · utility
3Cited by
1References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 6, 2018 |
| Grant date | Oct 27, 2020 |
| Priority date | — |
| Expiry date | Oct 6, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2205/40
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a refrigerant composition, including difluoromethane (HFC-32), pentafluoroethane (HFC-125), and trifluoroiodomethane (CF3I) for use in a heat exchange system, including air conditioning and refrigeration applications and in particular aspects to the use of such compositions as a replacement of the refrigerant R-410A for heating and cooling applications and to retrofitting heat exchange systems, including systems designed for use with R-410A.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.