Assignee

LI GUOBAO

CN·1 granted patent·4 citations·filing 2009–2009

Technology mixB21B1 C21D1 C22C1 H01F1

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0168US9038429B2Method for manufacturing grain-oriented silicon steel with single cold rollingLI GUOBAO·Filed 2009·Granted May 26, 2015·4 cites·8 claims

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