Qiuhua ZHANG

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Qingyuan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Supercritical fluid-drying apparatus and method for drying gel
- Patent number 12,330,949
- Issue date Jun 17, 2025
- GUANGDONG ALISON TECHNOLOGY CO., LTD.
- Ronghui Wei
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation system and preparation method for gel composite material
- Patent number 11,214,049
- Issue date Jan 4, 2022
- GUANGDONG ALISON HI-TECH CO., LTD.
- Ronghui Wei
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
SUPERCRITICAL FLUID-DRYING APPARATUS AND METHOD FOR DRYING GEL
- Publication number 20250178911
- Publication date Jun 5, 2025
- GUANGDONG ALISON TECHNOLOGY CO., LTD.
- Ronghui WEI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PREPARATION SYSTEM AND PREPARATION METHOD FOR GEL COMPOSITE MATERIAL
- Publication number 20210023833
- Publication date Jan 28, 2021
- GUANGDONG ALISON HI-TECH CO., LTD.
- Ronghui WEI
- B32 - LAYERED PRODUCTS