MELT TREATING APPARATUS AND MELT TREATING METHOD

Title:

MELT TREATING APPARATUS AND MELT TREATING METHOD

Document Type and Number:

WIPO Patent Application WO/2017/213311

Kind Code:

A1

Abstract:

The present invention provides a melt treating apparatus and a melt treating method applied thereto, the apparatus comprising: a container having a melt injection part arranged at an upper portion thereof and a hole formed through a bottom portion thereof; an induction member installed to be spaced from the melt injection part to a hole side; a gas injection part installed on a bottom portion while being spaced from the induction member to a melt injection part side; and a chamber part extending in a widthwise direction, with the inside thereof open downward, and being arranged on an upper portion of the container so as to face the induction member and the gas injection part. In treating the melt, the induction member and the gas injection part are used to form a rotating current of the melt, and the rotating current can be used to effectively remove an inclusion.

Inventors:

HAN SANG WOO (KR)
CHO HYUN JIN (KR)
KIM JANG HOON (KR)
CHOI JU HAN (KR)
KIM YONG HWAN (KR)

Application Number:

PCT/KR2016/013628

Publication Date:

December 14, 2017

Filing Date:

November 24, 2016

Export Citation:

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Assignee:

POSCO (KR)

International Classes:

B22D11/103; B22D11/11; B22D41/00

Foreign References:

JPH07268437A	1995-10-17
US5551672A	1996-09-03
KR20120033102A	2012-04-06
KR20130119252A	2013-10-31
KR20090126625A	2009-12-09
KR20130076187A	2013-07-08
KR20150073449A	2015-07-01

Other References: