Title:
BOILER OR WATER-COOLING PANEL FOR CONVERTER OG EQUIPMENT AND LIFE EXTENSION METHOD THEREOF
Document Type and Number:
Japanese Patent JP2015137398
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a boiler or water-cooling panel of converter OG equipment (non-combustion type exhaust gas treatment equipment) having durability in long period.SOLUTION: A boiler 1 or water-cooling panel of converter OG equipment, in which the boiler or water-cooling panel is formed by jointing mutually plural steel tubes 2 with a steel fin 3, and formed into a cylindrical shape. On a passage surface side of exhaust gas from a converter of the tubes and fin, a padding layer 5 formed of Inconel alloy whose thickness is 1.0 mm or more and 2.0 mm or less, is formed. The padding layer 5 has variation width of the thickness, preferably 0.5 mm or less in a range of 5 mm in an optional direction.
Inventors:
MURAI MASAKI
IMAMURA MOTOKI
KAMIYAMA TOMONORI
IMAMURA MOTOKI
KAMIYAMA TOMONORI
Application Number:
JP2014010039A
Publication Date:
July 30, 2015
Filing Date:
January 23, 2014
Export Citation:
Assignee:
JFE STEEL CORP
International Classes:
C21C5/38; F27D17/00
Domestic Patent References:
| JP2002146508A | 2002-05-22 | |||
| JP2010235982A | 2010-10-21 | |||
| JP2010269330A | 2010-12-02 | |||
| JP2007169733A | 2007-07-05 | |||
| JP2012110900A | 2012-06-14 | |||
| JP2002146508A | 2002-05-22 | |||
| JP2010235982A | 2010-10-21 |
Attorney, Agent or Firm:
Shigeru Inoue
Kazuhiro Mori
Kazuhiro Mori
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