Method of manufacturing a magnesium-scandium master alloy and method of manufacturing an aluminum alloy containing scandium

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EP 2 298 944 B8

(12)	CORRECTED EUROPEAN PATENT SPECIFICATION
	Note: Bibliography reflects the latest situation

(15)	Correction information:
	Corrected version no 1 (W1 B1)

(48)	Corrigendum issued on:
	25.09.2013 Bulletin 2013/39

(45)	Mention of the grant of the patent:
	07.08.2013 Bulletin 2013/32

(21)	Application number: 09171798.3

(22)	Date of filing: 30.09.2009

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International Patent Classification (IPC):

C22C 1/03^(2006.01)
C22C 23/00^(2006.01)

C22C 21/00^(2006.01)

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Method of manufacturing a magnesium-scandium master alloy and method of manufacturing an aluminum alloy containing scandium

Herstellungsverfahren einer Magnesium-Scandium-Vorlegierung und Verfahren zur Herstellung einer Aluminiumlegierung, die Scandium enthält

Procédé de fabrication d'une alliage mère au magnésium-scandium, et procédé de fabrication d'une alliage d'aluminium contenant scandium

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

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Priority:

21.09.2009 KR 20090088959

(43)	Date of publication of application:
	23.03.2011 Bulletin 2011/12

(73)	Proprietor: Korea Institute of Industrial Technology
	Chungcheongnam-do 331-825 (KR)

(72)	Inventors:
	Kim, Shea Kwang 112-1903 Seoul (KR) Seo, Jung, Ho 503-1305 Gyeongsangnam-do (KR) Kim, In Kyum 104-1206 Chungcheongbuk-do (KR)

(74)	Representative: Lippert, Stachow & Partner
	Patentanwälte Postfach 30 02 08 51412 Bergisch Gladbach 51412 Bergisch Gladbach (DE)

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References cited: :

CN-C- 100 392 125
RU-C1- 2 211 872
US-A- 5 037 608

RU-C1- 2 162 112
RU-C1- 2 261 924
US-A1- 2008 017 285

WOO, KEE-DO ET AL: "Effects of grain size on high temperature deformation behavior of Al - 4Mg 0.4Sc alloy", MATERIALS LETTERS , 57(13-14), 1903-1909 CODEN: MLETDJ; ISSN: 0167-577X, 2003, XP002615558,

Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).