Handong Li

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
High vacuum in-situ refining method for high-purity materials and a...
- Patent number 7,753,987
- Issue date Jul 13, 2010
- The Chinese Academy of Sciences Institute of Physics
- Xiaolong Du
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
High Vacuum In-Situ Refining Method for High-Purity Materials and a...
- Publication number 20080257109
- Publication date Oct 23, 2008
- Xiaolong Du
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...