Method for removing heavy metals from aqueous solutions by coprecipitation
US5013453A · kind A · utility
34Cited by
29References
58Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 16, 1987 |
| Grant date | May 7, 1991 |
| Priority date | — |
| Expiry date | Apr 16, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/913
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A method is provided for removing heavy metal ions from an aqueous solution to yield a less contaminated aqueous effluent. The method comprises coprecipitating the heavy metal ions with a carrier precipitate which is formed in situ within the aqueous solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.