Title:
RECYCLED AGGREGATE PRODUCTION SYSTEM, AND RECYCLED AGGREGATE PRODUCTION METHOD
Document Type and Number:
Japanese Patent JP2022024818
Kind Code:
A
Abstract:
To provide a recycled aggregate production system that produces high quality recycled aggregate from a waste concrete material without carrying out a complicated treatment, and a method therefor.SOLUTION: The recycled aggregate production system comprises a hopper 5 for feeding a waste material of concrete containing coarse aggregate and fine aggregate each made to have a prescribed size by a crushing pretreatment, a first vertical grinder 6 for grinding the waste material, a screen device 7 for screening the waste material sized by the first vertical grinder 6, and a second vertical grinder 8 for grinding the waste material fed thereinto, into which the waste material whose particle diameter is in a specified range, out of the waste material having been screened by the screen device 7 is fed.SELECTED DRAWING: Figure 2
Inventors:
NAKAYAMA HIROSHI
KITSUKAWA TOMOHIRO
SHIMAUCHI KEIJI
YAMAZAKI TAKANORI
WATANABE MINOBU
KITSUKAWA TOMOHIRO
SHIMAUCHI KEIJI
YAMAZAKI TAKANORI
WATANABE MINOBU
Application Number:
JP2020127623A
Publication Date:
February 09, 2022
Filing Date:
July 28, 2020
Export Citation:
Assignee:
NAKAYAMA IRON WORKS LTD
International Classes:
C04B18/16; B02C1/02; B02C13/08
Attorney, Agent or Firm:
Yasuo Hirai
Previous Patent: JPWO2022024817
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