Title:
対数螺旋形状のバーを備えるリファイナープレート
Document Type and Number:
Japanese Patent JP4481661
Kind Code:
B2
Abstract:
A special shape of bars on refining discs or plate segments of a rotating disc refiner is disclosed including a plurality of bars generally extending outwards towards the outer end of the disk across its surface, arranged in a single, two or more radial zones, the plurality of the bars within a zone being curved with the shape of a logarithmic spiral. Disc refiners including such refining discs are also disclosed.
Inventors:
Anten Steiner Peter
Application Number:
JP2003587546A
Publication Date:
June 16, 2010
Filing Date:
April 22, 2003
Export Citation:
Assignee:
Durametal Corporation
International Classes:
B02C7/12; B02C7/02; D21D1/30
Domestic Patent References:
| JP60106547A | ||||
| JP8060578A | ||||
| JP56031451A | ||||
| JP61234954A |
Foreign References:
| US6276622 | ||||
| US5893525 | ||||
| US5425508 |
Attorney, Agent or Firm:
Shizuo Nakamura