Use of alkoxylated polyalkanolamines for splitting oil-water emulsions
US8540885B2 · kind B2 · utility
4Cited by
8References
20Claims
0Family size
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Key dates
| Filing date | Feb 27, 2009 |
| Grant date | Sep 24, 2013 |
| Priority date | — |
| Expiry date | Jul 1, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G33/04
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The use of alkoxylated polyalkanolamines as demulsifiers for splitting oil-water emulsions, especially for splitting crude oil emulsions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.