Grain-oriented electrical steel sheet, and method for manufacturing the same

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United States of America Patent

PATENT NO 10023932
APP PUB NO 20160194731A1
SERIAL NO

14758212

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Abstract

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An oriented electrical steel sheet and a method of manufacturing the same are provided, and in a method of manufacturing an oriented electrical steel sheet including processes of producing a hot rolled plate by hot rolling a steel slab, performing or omitting hot rolled plate annealing, performing cold rolling, performing decarburization and nitride annealing, and performing final high temperature annealing, the decarburization and nitride annealing process is performed in a dew point range of 35-55° C., and in the final annealing process, a glassless additive including MgO is applied.

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Patent Owner(s)

  • POSCO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Han, Chan-Hee Pohang-si, KR 12 92
Han, Min Soo Pohang-si, KR 25 158
Kwon, Min Serk Pohang-si, KR 14 15
Park, Soon-Bok Pohang-si, KR 3 7

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