Huanyun LIU

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Sidewall structure of hopper car
- Patent number 10,053,118
- Issue date Aug 21, 2018
- CRRC Yangtze Corporation Limited
- Biaowen Xiang
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
MOVABLE SIDE WALL AND OPENING/CLOSING MECHANISM FOR RAILROAD BOXCARS
- Publication number 20180257673
- Publication date Sep 13, 2018
- CSR YANGZE CO., LTD.
- Donghua XU
- B61 - RAILWAYS
Information Patent Application
SIDEWALL STRUCTURE OF HOPPER CAR
- Publication number 20150360703
- Publication date Dec 17, 2015
- CSR YANGZE CO., LTD.
- Biaowen XIANG
- B61 - RAILWAYS