Heat transfer methods, systems and compositions
US11905454B2 · kind B2 · utility
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1References
20Claims
0Family size
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Key dates
| Filing date | Mar 1, 2021 |
| Grant date | Feb 20, 2024 |
| Priority date | — |
| Expiry date | Mar 1, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2400/121
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed are refrigerants comprising at least about 97% by weight of a blend of three compounds, said blend consisting of:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.