Title:
METAL-CONTAINING DUST DISCHARGING DEVICE AND DUST COLLECTOR
Document Type and Number:
Japanese Patent JP2008215703
Kind Code:
A
Abstract:
To provide a metal-containing dust discharging device capable of discharging dust while preventing sintering of dust in a rotary valve part of a dust collector.
This dust discharging device for the dust collector 23 is provided with an electric current detecting sensor 14 of a motor 8 for driving the rotary valve 3 disposed on a bottom portion of a hopper 1, an electric current comparison operation unit 18 disposed on a temperature detecting sensor 24 of the rotary valve 3 to compare and operate the measured electric current value and a temperature with set values and determine sintering, a temperature gradient comparison operation unit 20, and an injection pipe 5 for injecting an inactive gas to the rotary valve 3.
Inventors:
TAMURA KOSAKU
Application Number:
JP2007053115A
Publication Date:
September 18, 2008
Filing Date:
March 02, 2007
Export Citation:
Assignee:
NIPPON STEEL CORP
International Classes:
F27D17/00; F27D21/00; C21C7/10
Domestic Patent References:
| JPH10219342A | 1998-08-18 | |||
| JP2000234121A | 2000-08-29 | |||
| JPH04278181A | 1992-10-02 | |||
| JP2004163063A | 2004-06-10 | |||
| JPH083627A | 1996-01-09 | |||
| JP2002066305A | 2002-03-05 | |||
| JPH1059548A | 1998-03-03 |
Attorney, Agent or Firm:
Tetsuo Kanamoto
Miaki Kametani
Koji Hagiwara
Miaki Kametani
Koji Hagiwara