Ruixia Zhang

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Hubei, CN

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Patents Grantslast 30 patents

Information Patent Grant
Three-truss continuous steel truss girder-pushing device and arrang...
- Patent number 8,732,882
- Issue date May 27, 2014
- China Zhongtie Major Bridge Engineering Group Co., Ltd.
- Shunquan Qin
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
THREE-TRUSS CONTINUOUS STEEL TRUSS GIRDER-PUSHING DEVICE AND ARRANG...
- Publication number 20130174361
- Publication date Jul 11, 2013
- Shunquan Qin
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES