Title:
プリント基板屑の粉砕装置
Document Type and Number:
Japanese Patent JP7307105
Kind Code:
B2
Abstract:
To provide a shredder for printed circuit board scraps capable of maintaining high collection efficiency of valuable metal for a long period.SOLUTION: A shredder for printed circuit board scraps shreds printed circuit board scraps with an impact type crusher. The impact type crusher includes a two-step intermediate crusher and a final crusher. WC thermal spraying treatment is applied to crushing blades and/or a screen of the intermediate crusher at the second step and the final crusher.SELECTED DRAWING: Figure 1
Inventors:
Hideyuki Moriaki
Takayuki Kidera
Kazuhiro Nomura
Takayuki Kidera
Kazuhiro Nomura
Application Number:
JP2021023124A
Publication Date:
July 11, 2023
Filing Date:
February 17, 2021
Export Citation:
Assignee:
JX Nippon Mining & Metals Co., Ltd.
International Classes:
B02C13/284; B02C13/04; B09B3/35; B29B17/00; C22B1/00
Domestic Patent References:
| JP9194959A | ||||
| JP2002302702A | ||||
| JP6228667A | ||||
| JP46030846Y1 | ||||
| JP5329841A | ||||
| JP2019037944A |
Foreign References:
| WO2012131906A1 | ||||
| CN103100545A |
Attorney, Agent or Firm:
Shuhei Katayama