Stator refiner plate element having curved bars and serrated leading edges
US9604221B2 · kind B2 · utility
7Cited by
3References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 17, 2013 |
| Grant date | Mar 28, 2017 |
| Priority date | — |
| Expiry date | Mar 22, 2034 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21D1/306
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A refining system and process using a specially designed stator refiner plate that includes a major refining surface having a series of bars and grooves, the bars include a leading surface having an irregular surface hosting a series of protrusions extending along the bar, and a trailing surface that is relatively smooth compared to the leading surface that lacks an irregular surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.