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Patents

Current position: Home  >  Scientific Research  >  Patents

Al-Ti-B晶粒细化剂的制备方法

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Type of Patent:发明专利

Authorization number:CN 1605642A

Service Invention or Not:no

Application Date:2020-05-13

Publication Date:2005-04-01

Authorization Date:2004-11-01

Publication Date:2005-04-01

Application Date:2020-05-13

Authorization Date:2004-11-01

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