Process for reducing the total acidity of refrigerating compositions
US9587202B2 · kind B2 · utility
2Cited by
13References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 6, 2012 |
| Grant date | Mar 7, 2017 |
| Priority date | — |
| Expiry date | Apr 6, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a process for reducing the total acidity of refrigerating compositions comprising at least one refrigerant with at least one lubricant, said process comprising at least one stage of bringing said composition into contact with at least one zeolitic adsorbent based on powder formed of zeolite(s) or on agglomerates formed of zeolite(s).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.