| Patent | Date |
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Support tool and back-pressure grouting device for leakage repair of inspection well and repair method thereof
Grant 11,346,487 - Wang , et al. May 31, 2 | 2022-05-31 |
Assembled recyclable rectangular working well with preset detachable door opening and construction method thereof
Grant 11,319,690 - Wang , et al. May 3, 2 | 2022-05-03 |
In-service repair method combining externally bonded pre-stressed FRP and polymer grouting for PCCP with broken wire
Grant 11,274,784 - Wang , et al. March 15, 2 | 2022-03-15 |
Detecting and repairing method for external diseases of buried drainage pipeline
Grant 11,231,139 - Wang , et al. January 25, 2 | 2022-01-25 |
Track-type jet grouting integrated system
Grant 11,149,399 - Wang , et al. October 19, 2 | 2021-10-19 |
Thin-slotting lifting synchronous grouting device and its usage method
Grant 11,149,400 - Wang , et al. October 19, 2 | 2021-10-19 |
Rectangular working well with preset pipe jacking hole and sliding back wall in water-rich stratum and construction method thereof
Grant 11,143,027 - Wang , et al. October 12, 2 | 2021-10-12 |
Trough plate for constructing locked polymer anti-seepage wall and construction method of locked polymer anti-seepage wall
App 20210285180 - Wang; Fuming ; et al. | 2021-09-16 |
Rapid-hardening underground pipeline grouting repair polymer and preparing method
Grant 11,104,612 - Wang , et al. August 31, 2 | 2021-08-31 |
Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof
Grant 11,085,166 - Wang , et al. August 10, 2 | 2021-08-10 |
Trenchless rehabilitation device for disconnects on large-diameter concrete drainage pipe and method thereof
Grant 11,079,057 - Wang , et al. August 3, 2 | 2021-08-03 |
Trenchless rehabilitation system for deformation of large diameter HDPE pipelines and method thereof
Grant 11,002,398 - Wang , et al. May 11, 2 | 2021-05-11 |
Trenchless rehabilitation system for deformation of large diameter HDPE pipelines and method thereof
App 20210088168 - Wang; Fuming ; et al. | 2021-03-25 |
In-service and trenchless repair method for disconnection of drainage pipeline
Grant 10,907,761 - Wang , et al. February 2, 2 | 2021-02-02 |
Pipeline radar and television inspection robot
App 20210010628 - Fang; Hongyuan ; et al. | 2021-01-14 |
Local repair method combining internally bonded CFRP and polymer grouting for cracks in drainage pipe
App 20200318774 - Wang; Fuming ; et al. | 2020-10-08 |
Detecting and repairing method for external diseases of buried drainage pipeline
App 20200300404 - Wang; Fuming ; et al. | 2020-09-24 |
Trenchless rehabilitation device for disconnects on large-diameter concrete drainage pipe and method thereof
App 20200300401 - Wang; Fuming ; et al. | 2020-09-24 |
Assembled recyclable rectangular working well with preset detachable door opening and construction method thereof
App 20200291597 - Wang; Fuming ; et al. | 2020-09-17 |
In-service repair method combining externally bonded pre-stressed FRP and polymer grouting for PCCP with broken wire
App 20200292121 - Wang; Fuming ; et al. | 2020-09-17 |
Trenchless methods for forming curved hole channel with steel sleeve and pipeline lifting
App 20200271245 - Wang; Fuming ; et al. | 2020-08-27 |
Support tool and back-pressure grouting device for leakage repair of inspection well and repair method thereof
App 20200271262 - Wang; Fuming ; et al. | 2020-08-27 |
Polymer expanding material used in infiltration or seepage watery environment and preparation method thereof
App 20200255579 - Kind Code | 2020-08-13 |
Trenchless integrative repair method for concrete drainage pipeline with cracking, corrosion and subsidence
App 20200256498 - Wang; Fuming ; et al. | 2020-08-13 |
In-service and trenchless repair method for disconnection of drainage pipeline
App 20200256499 - Wang; Fuming ; et al. | 2020-08-13 |
Track-type jet grouting integrated system
App 20200256030 - Wang; Fuming ; et al. | 2020-08-13 |
Thin-slotting lifting synchronous grouting device and its usage method
App 20200256031 - Wang; Fuming ; et al. | 2020-08-13 |
Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof
App 20200256027 - Wang; Fuming ; et al. | 2020-08-13 |
Rectangular working well with preset pipe jacking hole and sliding back wall in water-rich stratum and construction method there
App 20200248551 - Kind Code | 2020-08-06 |
Composite slotting equipment combined static pressure and vibration of polymer anti-seepage wall and using method thereof
App 20200248427 - Kind Code | 2020-08-06 |
Rapid-hardening underground pipeline grouting repair polymer and preparing method
App 20190270672 - Wang; Fuming ; et al. | 2019-09-05 |
Polymer grouting method for constructing vertical supporting system
Grant 8,974,152 - Wang , et al. March 10, 2 | 2015-03-10 |
Polymer grouting method for constructing vertical supporting system
App 20140314494 - Wang; Fuming ; et al. | 2014-10-23 |
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