Composition containing refrigerant, use of same, freezer having same, and method for operating said freezer
US12180408B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Dec 13, 2021 |
| Grant date | Dec 31, 2024 |
| Priority date | — |
| Expiry date | Dec 14, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2400/12
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An object of the present disclosure is to provide a novel low-GWP mixed refrigerant. To solve this problem, the present disclosure provides a composition comprising a refrigerant, the refrigerant comprising trans-1,2-difluoroethylene (HFO-1132 (E)), trifluoroethylene (HFO-1123), 1,3,3,3-tetrafluoropropene (R1234ze), and difluoromethane (R32).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.