一种黄铜合金晶粒细化剂及其制备工艺与使用方法

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Affilication of Author(s):材料科学与工程学院

Patent Coverage:国内

Disigner of the Invention:陈永禄

Type of Patent:发明专利

State of Patent:专利授权

Application Number:201910802640.7

Authorization number:4337993

Number of Inventors:2

Service Invention or Not:no

Application Date:2019-08-28

Publication Date:2019-11-12

Authorization Date:2021-04-02