Flocculation of aqueous media with novel flocculating adjuvant
US4565635A · kind A · utility
37Cited by
13References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 1983 |
| Grant date | Jan 21, 1986 |
| Priority date | — |
| Expiry date | Jan 25, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S435/911
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Aqueous media, e.g., potable waters, are treated/purified by flocculation utilizing, as the flocculant therefor, that flocculating adjuvant adapted for ready dispersion/dissolution in such media comprising intimate admixture of a water soluble gum, polymer or biogum heteropolysaccharide, a dispersion/dissolution enhancing amount of a water donor material, and, advantageously, an anionic and/or nonionic surfactant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.