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一种施加复合交变电磁场改善连铸空心管坯质量的方法和装置

Release Time:2019-03-09  Hits:

First Author: 李廷举

Disigner of the Invention: 金俊泽,王同敏,张琦,曹志强

Application Number: CN200810010737.6

Authorization Date: 2008-03-19

Authorization Number: CN101298094

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