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Title:
DEZINCIFICATION APPARATUS AND DEZINCIFICATION METHOD
Document Type and Number:
Japanese Patent JP2011042850
Kind Code:
A
Abstract:

To provide a dezincification apparatus which can extremely inexpensively and surely remove zinc, and to provide a dezincification method therefor.

This dezincification apparatus includes: an induction heating container 50 which has an input port for charging a scrap steel sheet 41 and becomes an external container of the dezincification apparatus 2; induction heating coils 60 and 61 which are wound around the outer circumference of the induction heating container 50 and connected to a high-frequency power source apparatus; and a hollow pipe 70 which is made from an alloy steel and is a hollow rod-like body provided so as to rise in the center of the induction heating container 50. The inside of the container is controlled to be a reducing atmosphere by a charged carbon-containing material 42. The hollow pipe 70 has slits 71, 72 and 73 for discharging zinc vapor and the like to the outside formed therein.


Inventors:
NAKAMURA SHIGEYUKI
FUJIWARA TOSHIMITSU
TANAHASHI NAOTAKA
YAMADA TAKAHIRO
Application Number:
JP2009000192988
Publication Date:
March 03, 2011
Filing Date:
August 24, 2009
Export Citation:
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Assignee:
TOKUSHU DENKYOKU KK
CHUBU ELECTRIC POWER
International Classes:
C22B1/00; B09B3/00; C23F4/02; F27D11/06; C22B7/00; C22B19/30; F27D13/00
Domestic Patent References:
JPH07252545A1995-10-03
JPH11314682A1999-11-16
JPS5640070A1981-04-16
JP2000346560A2000-12-15
Attorney, Agent or Firm:
Atsumi Motoyuki



 
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