| (84) |
Designated Contracting States: |
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AL 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 |
| (30) |
Priority: |
04.06.2009 JP 2009134889
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| (43) |
Date of publication of application: |
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11.04.2012 Bulletin 2012/15 |
| (73) |
Proprietor: Nippon Steel Corporation |
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Tokyo (JP) |
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| (72) |
Inventors: |
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- TACHIKI, Akira
Tokyo 100-8071 (JP)
- HIRANO, Shigeru
Tokyo 100-8071 (JP)
- YOKOYA, Hirokazu
Tokyo 100-8071 (JP)
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| (74) |
Representative: Vossius & Partner
Patentanwälte Rechtsanwälte mbB |
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Siebertstrasse 3 81675 München 81675 München (DE) |
| (56) |
References cited: :
JP-A- 2009 001 851 JP-A- 2009 068 108
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JP-A- 2009 001 854
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