Water-soluble polymer dispersion appliance
US9452395B2 · kind B2 · utility
2Cited by
10References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 8, 2011 |
| Grant date | Sep 27, 2016 |
| Priority date | — |
| Expiry date | Dec 1, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01F2215/0431
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Device for dispersing a water-soluble polymer including a rotor equipped with knives, a fixed stator, over all or part of the periphery of the chamber, a ring fed by a secondary water circuit, characterised in that the rotor knives and the stator are made out of austeno-ferritic stainless steel and in that the stator comes in the form of a cylinder in the wall of which are cut vertical slits produced on part of the height of the wall, the slits having a width of between 150 and 700 micrometers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.