Zhangjiongming

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Patents

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发明专利．一种基于末端电磁搅拌的连铸大方坯轻压下工艺．2013100928985．2013-05-29 ．

Release time:2022-04-16 Hits:

Service Invention or Not:  no

Pre One:发明专利．一种提高连铸坯末端电磁搅拌强度的方法．2011104346397．2012-07-22 ．

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