Title:
PRINTED CIRCUIT BOARD SCRAP CRUSHING DEVICE AND PRINTED CIRCUIT BOARD SCRAP CRUSHING METHOD
Document Type and Number:
Japanese Patent JP2019037944
Kind Code:
A
Abstract:
To provide a printed circuit board scrap crushing device and a printed circuit board scrap crushing method that can maintain high valuable metal recovery efficiency for a long time.SOLUTION: A printed circuit board scrap crushing device crushes printed circuit board scrap with an impact crusher. A crushing blade and/or screen of the impact crusher is subjected to WC thermal spraying.SELECTED DRAWING: Figure 1
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Inventors:
MORIAKI HIDEYUKI
KIDERA ATSUYUKI
NOMURA KAZUHIRO
KIDERA ATSUYUKI
NOMURA KAZUHIRO
Application Number:
JP2017162786A
Publication Date:
March 14, 2019
Filing Date:
August 25, 2017
Export Citation:
Assignee:
JX NIPPON MINING & METALS CORP
International Classes:
B02C13/04; C22B7/00
Domestic Patent References:
| JP2002302702A | 2002-10-18 | |||
| JPH06228667A | 1994-08-16 | |||
| JP2008036526A | 2008-02-21 | |||
| JPS5613050A | 1981-02-07 | |||
| JPH05329841A | 1993-12-14 | |||
| JPH0760227A | 1995-03-07 | |||
| JPH07251154A | 1995-10-03 | |||
| JP2013086023A | 2013-05-13 |
Foreign References:
| US20060032958A1 | 2006-02-16 | |||
| CN103320618A | 2013-09-25 |
Attorney, Agent or Firm:
Shuhei Katayama