Shibao Lu

Follow

Person

Qingdao, CN

People

Patents Grantslast 30 patents

Information Patent Grant
End point closing wall forming device of extrusion type underground...
- Patent number 10,407,858
- Issue date Sep 10, 2019
- Qingdao Jingli Engineering Co., Ltd.
- Ganlin Ouyang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
END POINT CLOSING WALL FORMING DEVICE OF EXTRUSION TYPE UNDERGROUND...
- Publication number 20180216304
- Publication date Aug 2, 2018
- QINGDAO JINGLI ENGINEERING CO,. LTD.
- Ganlin Ouyang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING