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Electron beam melting device, useful for preparing boron based master alloy, comprises melting chamber, melting interior provided with directionally solidified ingot pulling device, separating chamber and interlocking mechanism. 专利
申请日期: 2014-01-01, 公开日期: 2014-12-03
作者:  JIANG D LI J LI P TAN Y SHI S WANG
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