Jia Fan

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Fiber-reinforced prestressed reinforced concrete sleeper
- Patent number 11,136,724
- Issue date Oct 5, 2021
- CHINA ACADEMY OF RAILWAY SCIENCES CORPORATON LIMITED RAILWAY ENGINEERING RESE...
- Yangsheng Ye
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Ballastless track system
- Patent number 9,758,932
- Issue date Sep 12, 2017
- Railway Engineering Research Institute of China Academy of Railway Sciences
- Chunfang Lu
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Pre-stressed concrete track slab of slab-type ballast-less track
- Patent number 9,222,225
- Issue date Dec 29, 2015
- Railway Engineering Research Institute of China Academy of Railway Sciences
- Jijun Wang
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
FIBER-REINFORCED PRESTRESSED REINFORCED CONCRETE SLEEPER
- Publication number 20210123191
- Publication date Apr 29, 2021
- CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED RAILWAY ENGINEERING RES...
- Yangsheng YE
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
BALLASTLESS TRACK SYSTEM
- Publication number 20140203094
- Publication date Jul 24, 2014
- RAILWAY ENGINEERING RESEARCH INSTITUTE OF CHINA ACADEMY OF RAILWAY SCIENCES
- Chunfang Lu
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
PRE-STRESSED CONCRETE TRACK SLAB OF SLAB-TYPE BALLAST-LESS TRACK
- Publication number 20130264394
- Publication date Oct 10, 2013
- RAILWAY ENGINEERING RESEARCH INSTITUTE OF CHINA ACADEMY OF RAILWAY SCIENCE
- Jijun Wang
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES