Dong QIU

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Weifang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Engine exhaust aftertreatment device and method
- Patent number 11,346,266
- Issue date May 31, 2022
- Weichai Power Co., Ltd.
- Guoliang Chu
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR DETECTING UREA CONSUMPTION DEVIATION, AND VEHICLE POST-P...
- Publication number 20230349312
- Publication date Nov 2, 2023
- Weichai Power Co., Ltd.
- Jinjin HU
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ENGINE EXHAUST AFTERTREATMENT DEVICE AND METHOD
- Publication number 20210310395
- Publication date Oct 7, 2021
- WEICHAI POWER CO., LTD.
- Guoliang CHU
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES