Refinery desalter improvement
US8747658B2 · kind B2 · utility
6Cited by
15References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 21, 2011 |
| Grant date | Jun 10, 2014 |
| Priority date | — |
| Expiry date | Jul 21, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G2300/805
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The improved methods relate to desalting hydrocarbon feeds using a separator with a stacked disk centrifuge to separate an emulsified oil and water rag layer. This method is effective for desalting heavy, high ionic, and non-traditional crude oils.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.