Service Invention or Not:no
Zhang Lin
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Patents
冯明杰，张林，王恩刚，冯慧聪；胡顺涛；赵忠满. 一种电解铝用炭阳极双炉预热系统及使用方法，2017, 中国，授权发明专利 ZL201510405112.X
Release time:2022-09-01 Hits:
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