Title:
粉体粉砕方法及び粉体粉砕装置
Document Type and Number:
Japanese Patent JP6756111
Kind Code:
B2
Abstract:
This invention prevents adhesion of powder to the inner wall of a pulverization container of a powder pulverization device. A powder pulverization device 10 comprises a hermetically sealed pulverization container 20; a powder introduction mechanism 30 having an introduction inlet 31a opened inwardly to the pulverization container 20, and introducing powder to be pulverized to the introduction inlet 31a; a powder pulverization mechanism 40 disposed at a portion below the introduction inlet 31a in the pulverization container 20 for causing high-pressure air to collide with powder, thereby pulverizing the powder; and a classification device 50 disposed at a portion above the introduction inlet 31a in the pulverization container 20 for screening pulverized powder and leading the screened powder out from the pulverization container 20, wherein an inner wall 20a of the pulverization container 20 is covered with a porous lining material 60A/60B and each hole 65 of the lining material 60A/60B communicates with an air supply device 62 via a gap 61A/61B between the inner wall 20a and the lining material 60A/60B.
Inventors:
Ko Tsuda
Hiromasa Ohkita
Hiromasa Ohkita
Application Number:
JP2016009803A
Publication Date:
September 16, 2020
Filing Date:
January 21, 2016
Export Citation:
Assignee:
Sakai Chemical Industry Co., Ltd.
International Classes:
B02C19/06; C01F5/14; C01F11/46
Domestic Patent References:
| JP9155222A | ||||
| JP2004121958A | ||||
| JP2004313928A | ||||
| JP1028857A | ||||
| JP54183083U |
Attorney, Agent or Firm:
Patent Business Corporation Saegusa International Patent Office