Weiwei Hao

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Filtrate reducer for temperature-resistant calcium-resistant water-...
- Patent number 11,060,009
- Issue date Jul 13, 2021
- CNPC ENGINEERING TECHNOLOGY R&D COMPANY LIMITED
- Yuping Yang
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
INSULIN-FC FUSION PROTEIN AND APPLICATION THEREOF
- Publication number 20230272030
- Publication date Aug 31, 2023
- JIANGSU GENSCIENCES INC.
- Yali Wang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
FILTRATE REDUCER FOR TEMPERATURE-RESISTANT CALCIUM-RESISTANT WATER-...
- Publication number 20200115612
- Publication date Apr 16, 2020
- CNPC Engineering Technology R&D Company Limited
- Yuping Yang
- E21 - EARTH DRILLING MINING