Method for preventing fouling of electrodialysis membrane
US4711722A · kind A · utility
15Cited by
2References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 27, 1986 |
| Grant date | Dec 8, 1987 |
| Priority date | — |
| Expiry date | Jan 27, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A20/124
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for preventing fouling of an electrodialysis membrane when conducting desalting of an inorganic salt-containing aqueous solution containing electrodialysis membrane-fouling substances, which is characterized by adjusting the pH of the solution to the isoelectric points of the fouling substances.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.