Grain-oriented magnetic steel sheet comprising an electrically insulating coating
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United States of America Patent
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Jan 30, 2007
Grant Date -
May 26, 2005
app pub date -
Jun 21, 2002
filing date -
Jun 22, 2001
priority date (Note) -
Expired
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Abstract
The invention relates to a grain-oriented magnetic steel sheet including an electrically insulating coating made of an amorphous carbon-hydrogen network, which is applied after final annealing in order to ensure electrical insulation of the individual layers of the sheet. The grain-oriented magnetic steel sheet including the electrically insulating coating made of an amorphous carbon-hydrogen network can be used in transformers.
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