Jinlong Liu

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Yingtan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Annealing and drawing device for oxygen-free copper tube used for m...
- Patent number 11,358,196
- Issue date Jun 14, 2022
- Jiangxi Naile Copper Co., Ltd.
- Qiliang Luo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
ANNEALING AND DRAWING DEVICE FOR OXYGEN-FREE COPPER TUBE USED FOR M...
- Publication number 20210016335
- Publication date Jan 21, 2021
- Jiangxi Naile Copper Co., Ltd.
- Qiliang Luo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...