Wenxing CHEN

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Hangzhou, Zhejiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing PET/PTT parallel complex filament with high se...
- Patent number 12,000,065
- Issue date Jun 4, 2024
- TONGKUN GROUP CO., LTD.
- Xuzhen Zhang
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING PET/PTT PARALLEL COMPLEX FILAMENT WITH HIGH SE...
- Publication number 20220205141
- Publication date Jun 30, 2022
- TONGKUN GROUP CO., LTD.
- Xuzhen ZHANG
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING