Qiang Zhan

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Tianjin, CN

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Patents Grantslast 30 patents

Information Patent Grant
Self-adaptive hydraulic variable valve timing system for diesel eng...
- Patent number 9,163,531
- Issue date Oct 20, 2015
- Wanhua Su
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
SELF-ADAPTIVE HYDRAULIC VARIABLE VALVE TIMING SYSTEM FOR DIESEL ENG...
- Publication number 20130125844
- Publication date May 23, 2013
- Wanhua Su
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS