NANJING LIANZHONG CONSTRUCTION ENGINEERING TECHNOLOGY CO., LTD.

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Nanjing, Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Large-aperture spiral welded steel pipe with metal linings and manu...
- Patent number 10,145,502
- Issue date Dec 4, 2018
- NANJING LIANZHONG CONSTRUCTION ENGINEERING TECHNOLOGY CO., LTD.
- Fujun Zhan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Underground steel-concrete structure pipeline with spiral composite...
- Patent number 10,030,792
- Issue date Jul 24, 2018
- NANJING LIANZHONG CONSTRUCTION ENGINEERING TECHNOLOGY CO., LTD.
- Fujun Zhan
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Corner Connection Structure of Steel Structure Comprehensive Pipe G...
- Publication number 20190003144
- Publication date Jan 3, 2019
- NANJING LIANZHONG CONSTRUCTION ENGINEERING TECHNOLOGY CO., LTD
- Fujun ZHAN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
LARGE-APERTURE SPIRAL WELDED STEEL PIPE WITH METAL LININGS AND MANU...
- Publication number 20160356413
- Publication date Dec 8, 2016
- NANJING LIANZHONG CONSTRUCTION ENGINEERING TECHNOLOGY CO., LTD.
- Fujun ZHAN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
UNDERGROUND STEEL-CONCRETE STRUCTURE PIPELINE WITH SPIRAL COMPOSITE...
- Publication number 20160319962
- Publication date Nov 3, 2016
- NANJING LIANZHONG CONSTRUCTION ENGINEERING TECHNOLOGY CO., LTD.
- Fujun ZHAN
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

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