Junjie XI

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing dissolvable slip and dissolvable slip manu...
- Patent number 12,227,999
- Issue date Feb 18, 2025
- BEIJING ZHONGKE JIN TENG TECHNOLOGY CO., LTD.
- Junjie Xi
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING DISSOLVABLE SLIP AND DISSOLVABLE SLIP MANU...
- Publication number 20210025251
- Publication date Jan 28, 2021
- BEIJING ZHONGKE JIN TENG TECHNOLOGY CO. LTD.
- Junjie XI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...