Guohua Liu

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Low-pressure mold for improving performance of spokes of aluminum w...
- Patent number 10,245,635
- Issue date Apr 2, 2019
- CITIC Dicastal CO., LTD.
- Guohua Liu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Aluminum alloy hub polishing color register process
- Patent number 10,160,008
- Issue date Dec 25, 2018
- CITIC DICASTAL CO., LTD
- Guohua Liu
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Aluminum alloy hub surface treatment process
- Patent number 10,160,007
- Issue date Dec 25, 2018
- CITIC DICASTAL CO., LTD
- Guohua Liu
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

Information Patent Application
ALUMINUM ALLOY HUB SURFACE TREATMENT PROCESS
- Publication number 20180369857
- Publication date Dec 27, 2018
- CITIC Dicastai CO., LTD
- Guohua LIU
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
ALUMINUM ALLOY HUB POLISHING COLOR REGISTER PROCESS
- Publication number 20180369858
- Publication date Dec 27, 2018
- CITIC Dicastal CO.,LTD
- Guohua LIU
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
Low-pressure Mold for Improving Performance of Spokes of Aluminum W...
- Publication number 20180001373
- Publication date Jan 4, 2018
- CITIC DICASTAL CO., LTD
- Guohua Liu
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Central Heat-insulation Hole Structure for Wheel Water-cooling Mold
- Publication number 20180001374
- Publication date Jan 4, 2018
- CITIC DICASTAL CO., LTD
- Xu Wang
- B22 - CASTING POWDER METALLURGY