MELTED METAL RETAINING FURNACE - 株式会社トウネツ

Title:

MELTED METAL RETAINING FURNACE

Document Type and Number:

Japanese Patent JP3628040

Kind Code:

B2

Abstract:

PURPOSE: To supply melted meal including less impurities and to provide a more efficient melted metal retaining furnace.
CONSTITUTION: A retaining furnace body 10 is provided with a retaining bed to retain melted metal and also with a dirt removing means 40 into which ingot is supplied through an inlet, 30 and from which dirt such as oxides and the like is scratched out. A slope 1Oh is formed in a lower surface of a furnace ceiling wall 34 and the melted metal in the retaining bed is over the slope 10h. Further, a dipping type burner 20 to heat the melted metal is dipped in the melted metal. In addition, a stirring means 18 to separate impurities in the melted metal is also dipped in the melted metal, so that it may stir the melted metal to jet inactive gas out of its tip end, whereby hydrogen contained in the melted metal can be removed.

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Inventors:

Shunji Mochizuki
Hiromi Takagi
Masahiko Hoshino
Sumi Yoshikawa

Application Number:

JP14299994A

Publication Date:

March 09, 2005

Filing Date:

June 24, 1994

Export Citation:

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Assignee:

株式会社トウネツ
株式会社デンソー
花野商事株式会社

International Classes:

B22D45/00; F27B14/08; F27B14/14; F27D3/15; (IPC1-7): F27B14/08; B22D45/00; F27B14/14; F27D3/15

Domestic Patent References:

JP1163795U

Attorney, Agent or Firm:

Hirohiko Usui

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