Low-temperature and average-temperature refrigeration
US9039922B2 · kind B2 · utility
37Cited by
9References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 17, 2010 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | Nov 8, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2345/001
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
The invention relates to binary compositions of 2,3,3,3-tetrafluoropropene and difluoromethane, as a heat transfer fluid in compression, low-temperature and average temperature refrigeration systems, with exchangers operating in counterflow mode or in split flow mode with counterflow tendency. The invention also relates to a heat transfer method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.