Chao LIU

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Continuous horizontal-feeding preheating device and preheating enha...
- Patent number 11,668,526
- Issue date Jun 6, 2023
- CISDI ENGINEERING CO., LTD
- Qiming Huang
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Post-grouting method for immersed tube joint base
- Patent number 10,557,248
- Issue date Feb 11, 2020
- CCCC Highway Consultants Co. Ltd.
- Wei Lin
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Continuous Horizontal-Feeding Preheating Device And Preheating Enha...
- Publication number 20200224972
- Publication date Jul 16, 2020
- CISDI ENGINEERING CO., LTD.
- Qiming Huang
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
Post-grouting Method for Immersed Tube Joint Base
- Publication number 20190063031
- Publication date Feb 28, 2019
- CCCC Highway Consultants Co., Ltd.
- Wei LIN
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING