中文

一种利用湿氟石膏改性生产建筑石膏粉的方法(ZL201110026571.9)

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  • Release time:2019-02-15

  • Disigner of the Invention:郭朝晖 肖细元 周康根 张康

  • State of Patent:Authorized patents

  • Service Invention or Not:no


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