Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11708933 | Pipeline radar and television inspection robot | Hongyuan Fang, Peng Zhao, Bin Li, Jianwei Lei, Chengchao Guo +3 more | 2023-07-25 |
| 11618802 | Polymer expanding material used in infiltration or seepage watery environment and preparation method thereof | Hongyuan Fang, Peng Zhao, Lei Wang, Bin Li, Manjun Li +1 more | 2023-04-04 |
| 11585467 | Trenchless methods for forming curved hole channel with steel sleeve and pipeline lifting | Fuming Wang, Hongyuan Fang, Peng Zhao, Bin Li, Hang He | 2023-02-21 |
| 11499284 | Trough plate for constructing locked polymer anti-seepage wall and construction method of locked polymer anti-seepage wall | Fuming Wang, Chengchao Guo, Chaojie Wang, Mingsheng Shi, Peng Zhao +6 more | 2022-11-15 |
| 11473713 | Trenchless integrative repair method for concrete drainage pipeline with cracking, corrosion and subsidence | Fuming Wang, Hongyuan Fang, Peng Zhao, Bin Li, Hang He | 2022-10-18 |
| 11346487 | Support tool and back-pressure grouting device for leakage repair of inspection well and repair method thereof | Fuming Wang, Hongyuan Fang, Peng Zhao, Bin Li, Hang He | 2022-05-31 |
| 11319690 | Assembled recyclable rectangular working well with preset detachable door opening and construction method thereof | Fuming Wang, Hongyuan Fang, Peng Zhao, Chengchao Guo | 2022-05-03 |
| 11274784 | In-service repair method combining externally bonded pre-stressed FRP and polymer grouting for PCCP with broken wire | Fuming Wang, Hongyuan Fang, Kejie Zhai, Peng Zhao | 2022-03-15 |
| 11231139 | Detecting and repairing method for external diseases of buried drainage pipeline | Fuming Wang, Hongyuan Fang, Peng Zhao, Bin Li, Hang He | 2022-01-25 |
| 11149399 | Track-type jet grouting integrated system | Fuming Wang, Hongyuan Fang, Peng Zhao, Xianfeng Zhao, Yingli Wang | 2021-10-19 |
| 11149400 | Thin-slotting lifting synchronous grouting device and its usage method | Fuming Wang, Hongyuan Fang, Peng Zhao, Xianfeng Zhao, Yingli Wang | 2021-10-19 |
| 11143027 | Rectangular working well with preset pipe jacking hole and sliding back wall in water-rich stratum and construction method thereof | Fuming Wang, Hongyuan Fang, Peng Zhao, Chengchao Guo | 2021-10-12 |
| 11104612 | Rapid-hardening underground pipeline grouting repair polymer and preparing method | Fuming Wang, Hongyuan Fang, Lei Wang, Peng Zhao | 2021-08-31 |
| 11085166 | Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof | Fuming Wang, Hongyuan Fang, Peng Zhao, Chengchao Guo, Xianfeng Zhao +3 more | 2021-08-10 |
| 11079057 | Trenchless rehabilitation device for disconnects on large-diameter concrete drainage pipe and method thereof | Fuming Wang, Hongyuan Fang, Peng Zhao, Bin Li, Hang He | 2021-08-03 |
| 11002398 | Trenchless rehabilitation system for deformation of large diameter HDPE pipelines and method thereof | Fuming Wang, Hongyuan Fang, Peng Zhao, Bin Li, Hang He | 2021-05-11 |
| 10907761 | In-service and trenchless repair method for disconnection of drainage pipeline | Fuming Wang, Hongyuan Fang, Peng Zhao, Bin Li, Hang He | 2021-02-02 |
| 8974152 | Polymer grouting method for constructing vertical supporting system | Fuming Wang, Mingsheng Shi, Bei Zhang, Chengchao Guo | 2015-03-10 |