Title:
古紙パルプ原料の製造方法及び処理方法
Document Type and Number:
Japanese Patent JP7201427
Kind Code:
B2
Abstract:
To effectively utilize resources by crushing a package consisting of a packaging bag, separating the crushed material based on the size without relying on human hands, and recovering waste paper from the residue.SOLUTION: A method for producing waste paper pulp from a packaging bag provided with a plastic bag inside an outer paper bag, comprises: crushing the packaging bag by a one-axial crusher 10 to crush the paper bag and the plastic bag; crushing at least the crushed paper by a two-axial (multiple axes) crusher 20; and supplying the crushed material to a waste paper pulp manufacturing process to use it as a raw material.SELECTED DRAWING: Figure 1
Inventors:
Daisuke Sugiura
Application Number:
JP2018245531A
Publication Date:
January 10, 2023
Filing Date:
December 27, 2018
Export Citation:
Assignee:
Daio Paper Co., Ltd.
Daio Engineering Co., Ltd.
Daio Engineering Co., Ltd.
International Classes:
D21B1/08; B02C18/06; B02C18/14; B02C18/22; B02C21/00; B02C23/00; B02C23/02; B02C23/10
Domestic Patent References:
| JP2006104633A | ||||
| JP2003300210A | ||||
| JP2003265977A |
Attorney, Agent or Firm:
Patent Attorney Corporation Nagai International Patent Office