Title:
STAINLESS STEEL FOR SINTERING EXHAUST GAS DUST COLLECTOR AND SINTERING EXHAUST GAS DUST COLLECTOR
Document Type and Number:
Japanese Patent JP2013216963
Kind Code:
A
Abstract:
To provide a dust collector which is hardly corroded by sintering exhaust gas.
A dust collector 1 for sintering exhaust gas collects sintering dust in the sintering exhaust gas containing sulfur oxides and calcium content. The dust collector 1 includes: a casing 11 provided with an exhaust gas introduction part 11a and an exhaust gas discharge part 11b; dust collection electrodes 12 and discharge electrodes, which are arranged in the casing 11 to collect the sintering dust in the sintering exhaust gas; and a dust hopper 14 connected to a lower part of the casing 11. The dust hopper 14 is constituted of a stainless steel having a value of ≥22.0, wherein the value is calculated by the depassivation pH indicator (DPI).
Inventors:
TAKAHASHI AKIRA
YAMAMURA YUICHI
NAGASAWA SHIN
YAMAUCHI KENSUKE
ITO YOHEI
KASAMA SHUNJI
MATSUHASHI AKIRA
SUZUKI TORU
OIKAWA YUSUKE
YAMAMURA YUICHI
NAGASAWA SHIN
YAMAUCHI KENSUKE
ITO YOHEI
KASAMA SHUNJI
MATSUHASHI AKIRA
SUZUKI TORU
OIKAWA YUSUKE
Application Number:
JP2012108511A
Publication Date:
October 24, 2013
Filing Date:
May 10, 2012
Export Citation:
Assignee:
NIPPON STEEL & SUMITOMO METAL CORP
NIPPON STEEL & SUMIKIN SST
NIPPON STEEL & SUMIKIN SST
International Classes:
C22C38/00; B03C3/82; C22C38/38; C22C38/58; F27B21/08; F27D17/00
Domestic Patent References:
| JPH09279313A | 1997-10-28 | |||
| JP2009035813A | 2009-02-19 | |||
| JP2001323326A | 2001-11-22 | |||
| JP2009226334A | 2009-10-08 | |||
| JPH09279313A | 1997-10-28 |
Foreign References:
| US20090162238A1 | 2009-06-25 | |||
| US20090162238A1 | 2009-06-25 |
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Sumio Tanai
Hiroshi Masui
Tomoo Katsumata
Tadashi Takahashi
Sumio Tanai
Hiroshi Masui
Tomoo Katsumata