Title:
ROLL FOR MOLTEN METAL PLATING BATH
Document Type and Number:
WIPO Patent Application WO/2005/056862
Kind Code:
A1
Abstract:
Disclosed is a roll for molten metal plating baths comprising a hollow body portion which is to be in contact with a steel sheet and a shaft portion which is joined to the body portion. At least the body portion is composed of a silicon nitride ceramic material having a thermal conductivity of not less than 50 W/(m·K) at room temperature, and the body portion has a surface roughness average (Ra) of 1-20 μm. The body portion and the shaft portion may preferably be joined together by shrinkage fitting.
Inventors:
HAMAYOSHI SHIGEYUKI (JP)
NOGAMI SHINGO (JP)
SUGIYAMA SHIGETADA (JP)
NOGAMI SHINGO (JP)
SUGIYAMA SHIGETADA (JP)
Application Number:
PCT/JP2004/018587
Publication Date:
June 23, 2005
Filing Date:
December 13, 2004
Export Citation:
Assignee:
HITACHI METALS LTD (JP)
HAMAYOSHI SHIGEYUKI (JP)
NOGAMI SHINGO (JP)
SUGIYAMA SHIGETADA (JP)
HAMAYOSHI SHIGEYUKI (JP)
NOGAMI SHINGO (JP)
SUGIYAMA SHIGETADA (JP)
International Classes:
C23C2/00; (IPC1-7): C23C2/00
Foreign References:
| JP2002161346A | 2002-06-04 | |||
| JP2001335368A | 2001-12-04 | |||
| JPH05195178A | 1993-08-03 | |||
| JPH05306441A | 1993-11-19 | |||
| JP2001089837A | 2001-04-03 |
Other References:
See also references of EP 1696047A4
Attorney, Agent or Firm:
Takaishi, Kitsuma (67 Kagurazaka 6-chom, Shinjuku-ku Tokyo, JP)
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