Modular electrodialysis device
US4569747A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 21, 1984 |
| Grant date | Feb 11, 1986 |
| Priority date | — |
| Expiry date | May 21, 2004 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D61/50
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
There are provided integrated modules for use in electrodialysis devices, which modules comprise a plurality of unit cells each of which consists of a cation specific membrane, a spacer and an anion specific membrane, said membranes being sealed along the edges of the cell, a spacer being provided between consecutive cells serving for sealing along the edges, an outlet being provided for the brine, outlets of individual cells being arranged as common outlet, a plurality of unit cells being confined in a frame which is provided with an outlet for said cells, each frame being provided with sealing means towards the next such frame. There are also provided electrodialysis stacks comprising a plurality of such modules.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.