TREA

Ziqing Jiang

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  • Beijing, CN
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Patents Grantslast 30 patents

  • 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

    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