Invention Grant
- Patent Title: Refiner plate having grooves imparting rotational flow to feed material
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Application No.: US17081693Application Date: 2020-10-27
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Publication No.: US11643779B2Publication Date: 2023-05-09
- Inventor: Luc Gingras , Marc Berger
- Applicant: Andritz Inc.
- Applicant Address: US GA Alpharetta
- Assignee: ANDRITZ INC.
- Current Assignee: ANDRITZ INC.
- Current Assignee Address: US GA Alpharetta
- Agency: Kilpatrick Townsend & Stockton LLP
- Main IPC: B02C7/12
- IPC: B02C7/12 ; D21D1/30
Abstract:
A refiner disc including: a refining zone on a front face of the disc; refining bars in the refining zone; and grooves between the bars, wherein each of the grooves include a rotational inducement element arranged on at least one sidewall of the groove and the rotational inducement element is configured to impart at helical flow of feed material flowing through the groove.
Public/Granted literature
- US20210180253A1 REFINER PLATE HAVING GROOVES IMPARTING ROTATIONAL FLOW TO FEED MATERIAL Public/Granted day:2021-06-17
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