Title:
連続鋳造用浸漬ノズル
Document Type and Number:
Japanese Patent JP5047854
Kind Code:
B2
Abstract:
An immersion nozzle for continuous casting including a tubular body, the tubular body having at the upper end an inlet from which molten steel is introduced into a passage extending from the inlet downward inside the tubular body, the tubular body having a bottom and being depressed in cross section at least at a lower section, the lower section having two narrow sidewalls and two broad sidewalls, the narrow sidewalls having a pair of opposing first outlets communicating with the passage, the bottom having a pair of second outlets communicating with the passage. The lower section has ridges projecting into the passage respectively from the inner surfaces of the broad sidewalls between the pair of first outlets. The second outlets are arranged symmetrically about the axis of the tubular body such that the axes of the second outlets cross each other within the passage.
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Inventors:
Hiroshi Otsuka
Mizobe Manned
Okumura Naojo
Yoshihide Masahide
Koji Kido
Joji Kurisu
Mizobe Manned
Okumura Naojo
Yoshihide Masahide
Koji Kido
Joji Kurisu
Application Number:
JP2008084166A
Publication Date:
October 10, 2012
Filing Date:
March 27, 2008
Export Citation:
Assignee:
Kurosaki Harima Co., Ltd.
International Classes:
B22D11/10; B22D41/50
Domestic Patent References:
| JP20041057A | ||||
| JP8294757A | ||||
| JP4238658A | ||||
| JP2001347348A |
Attorney, Agent or Firm:
Fujio Nakamae
Yoshihiro Kurita
Yoshihiro Kurita