Xiufeng Zhang

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Material intake device and urea preparation machine with material i...
- Patent number 11,571,670
- Issue date Feb 7, 2023
- Zhuhai Gree Intelligent Equipment Co., Ltd
- Ke Gong
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Urea preparation machine
- Patent number 10,668,445
- Issue date Jun 2, 2020
- Zhuhai Gree Intelligent Equipment Co., Ltd.
- Ke Gong
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
MATERIAL INTAKE DEVICE AND UREA PREPARATION MACHINE WITH MATERIAL I...
- Publication number 20210283562
- Publication date Sep 16, 2021
- Zhuhai Gree Intelligent Equipment Co., Ltd
- Ke GONG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
UREA PREPARATION MACHINE
- Publication number 20190083952
- Publication date Mar 21, 2019
- ZHUHAI GREE INTELLIGENT EQUIPMENT CO., LTD
- Ke Gong
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL