Liquid-liquid extraction column containing two distinct types of plates
US9333442B2 · kind B2 · utility
0Cited by
8References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 15, 2013 |
| Grant date | May 10, 2016 |
| Priority date | — |
| Expiry date | Nov 15, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D11/00
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention describes a liquid-liquid extraction column with perforated plates and downpipes, having a majority of so-called “open” plates and a minority of so-called “closed” plates, the two types of plates differing in the degree of perforation. Application of the said column to the treatment of liquid-liquid systems with time-variable coalescence.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.