Title:
IMMERSION NOZZLE AND METHOD OF CONTINUOUS CASTING
Document Type and Number:
WIPO Patent Application WO/2009/072217
Kind Code:
A1
Abstract:
An immersion nozzle that attains an enhancement of durability; and a method of
continuous casting including the step of preheating the immersion nozzle. The
immersion nozzle is one for use in a method of continuous casting for molten metal,
characterized in that it consists of a refractory containing free carbon and
any of magnesia, spinel, dolomite clinker, magnesia/spinel mixture and magnesia/
dolomite clinker mixture, and that it is preheated by high-frequency induction
heating.
Inventors:
ITO SATORU (JP)
FUKUNAGA SHINICHI (JP)
SATO MASAHARU (JP)
MATSUI TAIJIRO (JP)
NIITSUMA MINEO (JP)
TAKEUCHI TOMOHIDE (JP)
FUKUNAGA SHINICHI (JP)
SATO MASAHARU (JP)
MATSUI TAIJIRO (JP)
NIITSUMA MINEO (JP)
TAKEUCHI TOMOHIDE (JP)
Application Number:
PCT/JP2007/073903
Publication Date:
June 11, 2009
Filing Date:
December 05, 2007
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
ITO SATORU (JP)
FUKUNAGA SHINICHI (JP)
SATO MASAHARU (JP)
MATSUI TAIJIRO (JP)
NIITSUMA MINEO (JP)
TAKEUCHI TOMOHIDE (JP)
ITO SATORU (JP)
FUKUNAGA SHINICHI (JP)
SATO MASAHARU (JP)
MATSUI TAIJIRO (JP)
NIITSUMA MINEO (JP)
TAKEUCHI TOMOHIDE (JP)
International Classes:
B22D11/10; B22D41/50; C04B35/06; C04B35/103
Foreign References:
| JP2005060128A | 2005-03-10 | |||
| JP2004337956A | 2004-12-02 | |||
| JPH03257061A | 1991-11-15 | |||
| JPH11320047A | 1999-11-24 | |||
| JP2007136521A | 2007-06-07 | |||
| JP2007185682A | 2007-07-26 | |||
| JP2006205191A | 2006-08-10 | |||
| JPH1053479A | 1998-02-24 | |||
| JPH0437675A | 1992-02-07 | |||
| JPH0753284A | 1995-02-28 |
Attorney, Agent or Firm:
AOKI, Atsushi et al. (Toranomon 37 Mori Bldg.5-1, Toranomon 3-chom, Minato-ku Tokyo 23, JP)
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