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Title:
RECYCLING SYSTEM FOR WASTE ELECTRIC WIRE
Document Type and Number:
Japanese Patent JP2001283661
Kind Code:
A
Abstract:

To provide a recycling system for waste electric wire that can separate and collect the waste wire into metallic wire and coating material simply and certainly.

This system is constituted with a cutting unit 1 to minutely cut the waste electric wire, a refrigerating unit 5 to refrigerate the cut waste wire, a smashing unit 6 to smash the refrigerated waste wire with the refrigerator 5 by crushing and separate the coating material from the metal wire, the first sorting unit 7 of corona discharge type to mutually select the metal wire and coating material separated with the smashing unit 6, a friction charging unit 8 to give electric charge with polarity corresponding to the material through friction by making the coating materials sorted with the first sorting unit 7 mutually contact, and the second sorting unit 9 of electrostatic type to select the coating materials given with electric charges by using the friction charging unit 8 in terms of the material by passing through an electrostatic field.


Inventors:
Inoue, Tetsuya
Tsukahara, Masanori
Daiku, Hiroyuki
Tamakoshi, Daisuke
Maehata, Hidehiko
Application Number:
JP2000000096048
Publication Date:
October 12, 2001
Filing Date:
March 31, 2000
Export Citation:
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Assignee:
HITACHI ZOSEN CORP
International Classes:
B09B3/00; B02C19/18; B03C1/23; B03C7/02; B03C7/06; B07B4/08; B09B5/00; H01B15/00; (IPC1-7): H01B15/00; B02C19/18; B03C1/23; B03C7/02; B03C7/06; B07B4/08; B09B3/00; B09B5/00