Chunhua Chen

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Melt impregnation device and melt impregnation method
- Patent number 10,792,840
- Issue date Oct 6, 2020
- KINGFA SCI. & TECH. CO., LTD.
- Xianbo Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Alternating pressure melt impregnation device and melt impregnation...
- Patent number 10,744,726
- Issue date Aug 18, 2020
- KINGFA SCI. & TECH. CO., LTD.
- Xianbo Huang
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

Information Patent Application
MELT IMPREGNATION DEVICE AND MELT IMPREGNATION METHOD
- Publication number 20190184606
- Publication date Jun 20, 2019
- KINGFA SCI. & TECH. CO., LTD.
- Xianbo Huang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
ALTERNATING PRESSURE MELT IMPREGNATION DEVICE AND MELT IMPREGNATION...
- Publication number 20190184653
- Publication date Jun 20, 2019
- KINGFA SCI. & TECH. CO., LTD.
- Xianbo HUANG
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL