Process for flocculating suspensions
US7070696B2 · kind B2 · utility
25Cited by
11References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2002 |
| Grant date | Jul 4, 2006 |
| Priority date | — |
| Expiry date | Jun 13, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/928
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A process of flocculating and dewatering an aqueous suspension of suspended solids comprising, introducing into the suspension, (a) substantially linear polymer, (b) structured polymer, characterised in that the polymers are introduced into the substrate sequentially. The process brings about improvements in filtration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.