Title:
【発明の名称】ジョルダンリファイナ用粉砕装置
Document Type and Number:
Japanese Patent JPH04501145
Kind Code:
A
Abstract:
PCT No. PCT/EP90/00811 Sec. 371 Date Mar. 18, 1991 Sec. 102(e) Date Mar. 18, 1991 PCT Filed May 18, 1990 PCT Pub. No. WO90/14464 PCT Pub. Date Nov. 29, 1990.Grinding equipment for a Jordan refiner for grinding paper pulp having a rotating part in form of a truncated cone and a stationary part in the form of a hollow truncated cone, on which bar-shaped knives are arranged at predetermined angles with respect to the conical shell generating lines. To improve the grinding equipment of the refiner, a pre-grinding zone is arranged upstream of one or more fine grinding zones whose configuration and arrangement are adapted to the state and desired development of the fibers in the grinding stock flowing through the grinding equipment.
Inventors:
Moradota John
Application Number:
JP50736590A
Publication Date:
February 27, 1992
Filing Date:
May 18, 1990
Export Citation:
Assignee:
Bematec S.A.
International Classes:
D21D1/22; B02C7/12; (IPC1-7): B02C7/12; D21D1/22
Attorney, Agent or Firm:
Hidekazu Miyoshi (1 outside)