Weifeng LI

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Converter CO2—O2 mixed injection smelting method and method of dyna...
- Patent number 11,788,160
- Issue date Oct 17, 2023
- University of Science and Technology Beijing
- Chao Feng
- C21 - METALLURGY OF IRON
Information Patent Grant
Long-life service method for powder-bottom-injecting converter base...
- Patent number 11,667,982
- Issue date Jun 6, 2023
- University of Science and Technology Beijing
- Rong Zhu
- C21 - METALLURGY OF IRON
Information Patent Grant
Efficient long-service-life blowing method and system for vanadium...
- Patent number 10,988,818
- Issue date Apr 27, 2021
- University of Science and Technology Beijing
- Rong Zhu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
CONVERTER CO2-O2 MIXED INJECTION SMELTING METHOD AND METHOD OF DYNA...
- Publication number 20220340986
- Publication date Oct 27, 2022
- UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
- Rong ZHU
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF DYNAMIC CONTROL FOR BOTTOM BLOWING O2-CO2-CaO CONVERTER S...
- Publication number 20220325368
- Publication date Oct 13, 2022
- UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
- Rong ZHU
- C21 - METALLURGY OF IRON
Information Patent Application
LONG-LIFE SERVICE METHOD FOR POWDER-BOTTOM-INJECTING CONVERTER BASE...
- Publication number 20220235427
- Publication date Jul 28, 2022
- UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
- Rong ZHU
- C21 - METALLURGY OF IRON
Information Patent Application
EFFICIENT LONG-SERVICE-LIFE BLOWING METHOD AND SYSTEM FOR VANADIUM...
- Publication number 20200340070
- Publication date Oct 29, 2020
- UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
- Rong ZHU
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL