Xiaoli SUN

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Patents Grantslast 30 patents

Information Patent Grant
Automatic weldding method and device for prestressed tubular piles
- Patent number 11,986,907
- Issue date May 21, 2024
- Guangzhou Municipal Engineering Testing Co., Ltd.
- Xiaoli Sun
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for detecting grout compactness in grouted spl...
- Patent number 11,604,182
- Issue date Mar 14, 2023
- GUANGZHOU MUNICIPAL ENGINEERING TESTING CO., LTD.
- Mengxiong Tang
- G01 - MEASURING TESTING
Information Patent Grant
Drilling apparatus and PHC pipe cased pile, and method of drilling...
- Patent number 11,505,908
- Issue date Nov 22, 2022
- GUANGZHOU MUNICIPAL ENGINEERING TESTING CO., LTD.
- Mengxiong Tang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC WELDDING METHOD AND DEVICE FOR PRESTRESSED TUBULAR PILES
- Publication number 20240024988
- Publication date Jan 25, 2024
- Guangzhou Municipal Engineering Testing Co., Ltd.
- Xiaoli SUN
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DRILLING APPARATUS AND PHC PIPE CASED PILE, AND METHOD OF DRILLING...
- Publication number 20220081863
- Publication date Mar 17, 2022
- Guangzhou Municipal Engineering Testing Co., Ltd.
- Mengxiong TANG
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
APPARATUS AND METHOD FOR DETECTING GROUT COMPACTNESS IN GROUTED SPL...
- Publication number 20210349073
- Publication date Nov 11, 2021
- Guangzhou Municipal Engineering Testing Co., Ltd.
- Mengxiong TANG
- G01 - MEASURING TESTING