Refrigerating machine oil
US10913918B2 · kind B2 · utility
0Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 14, 2017 |
| Grant date | Feb 9, 2021 |
| Priority date | — |
| Expiry date | Apr 14, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a refrigerating machine oil comprising: [In formula (I), Ra, Rb and Rc each independently represents a hydrogen atom or a hydrocarbon group, and Rd represents an oxygen-containing organic group or a C1-18 hydrocarbon group.]
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.