Azeotrope-like compositions of R-134a and n-pentane
US6214252A · kind A · utility
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1References
10Claims
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Assignee
Inventor
Key dates
| Filing date | Apr 30, 1998 |
| Grant date | Apr 10, 2001 |
| Priority date | — |
| Expiry date | Apr 30, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2205/32
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An azeotrope-like composition comprising: (A) 1,1,1,2-tetrafluoroethane and (B) n-pentane: also described is a heat transfer device comprising the azeotrope-like composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.