发明名称 REFINING ELEMENT
摘要 2130659 9320941 PCTABS00027 A refining element for a disk refiner, which element is provided on its front side with working members (2) and is formed with through holes (4) for its attachment on a holder in the refiner. The refining element (1) further is provided with at least one centrally located threaded hole (5), which in operation is covered from the front side by a covering screw (7). At the exchange of refining elements, the threaded hole (5) is intended for a longer screw, by means of which the element (1) can be removed from the holder.
申请公布号 CA2130659(A1) 申请公布日期 1993.10.09
申请号 CA19932130659 申请日期 1993.01.28
申请人 SUNDS DEFIBRATOR IND AB 发明人 PUROLAINEN PERTTI;ROHDEN LENNART;VIRVING NILS;HAWEN ANDERS;HEDLUND CHRISTER;NASTREN CHRISTER
分类号 B02C7/12;D21D1/30;(IPC1-7):D21B1/14 主分类号 B02C7/12
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