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BEIJING, CN
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Patents Grants
last 30 patents
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Patent Grant
Precast column base joint and construction method therefor
Patent number
11,293,183
Issue date
Apr 5, 2022
Haishan Guo
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Steel-plate-encased precast concrete column foot joint and construc...
Patent number
11,028,574
Issue date
Jun 8, 2021
Haishan Guo
E04 - BUILDING
Information
Patent Grant
Prestressed assembled concrete frame-joint connecting structure and...
Patent number
10,865,557
Issue date
Dec 15, 2020
Haishan Guo
E04 - BUILDING
Patents Applications
last 30 patents
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Patent Application
PRESTRESSED ASSEMBLED CONCRETE FRAME-JOINT CONNECTING STRUCTURE AND...
Publication number
20200141110
Publication date
May 7, 2020
CHINA STATE CONSTRUCTION ENGINEERING CORORATION LIMITED
Haishan Guo
E04 - BUILDING
Information
Patent Application
STEEL-PLATE-ENCASED PRECAST CONCRETE COLUMN FOOT JOINT AND CONSTRUC...
Publication number
20200109550
Publication date
Apr 9, 2020
CHINA STATE CONSTRUCTION ENGINEERING CORPORATION LIMITED
Haishan Guo
E04 - BUILDING
Information
Patent Application
PRECAST COLUMN BASE JOINT AND CONSTRUCTION METHOD THEREFOR
Publication number
20200102751
Publication date
Apr 2, 2020
CHINA STATE CONSTRUCTION ENGINEERING CORPORATION LIMITED
Haishan Guo
E04 - BUILDING