GRINDING CONE, SEGMENT OF PLATE FOR CONE OF ROTARY REFINER, CONE REFINER, AND ALSO METHOD FOR MANUFACTURING SET OF OPPOSITE PLATES FOR CONE REFINER Russian patent published in 2010 - IPC B02C7/12 

Abstract RU 2390379 C2

FIELD: technological processes.

SUBSTANCE: invention relates to grinding cones and segments of plates for grinding cones, and to shape of knives that form grinding elements of cones or conical segments. Grinding cone comprises working surface, radial internal end and radial external end, at the same time working surface includes multiple knives separated along sides by intermediate grooves and passing through mentioned conical surface mainly outside to external end, besides specified multiple knives are bent in the shape of logarithmic spiral.

EFFECT: invention makes it possible to increase quality of material grinding and to reduce costs for cleaning of refiner disks.

22 cl, 11 dwg

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RU 2 390 379 C2

Authors

Antenshtajner Piter

Dates

2010-05-27Published

2006-03-07Filed