| Patents for E02D 19 - Keeping dry foundation sites or other areas in the ground (2,850) |
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| 12/12/2013 | WO2013183990A1 Apparatus for drainage of a soil |
| 12/11/2013 | CN203338155U Foundation pit water inflow warning and automatically draining system used for point switch of urban underground railway |
| 12/11/2013 | CN203334324U Basement water-seepage prevention device |
| 12/11/2013 | CN203334303U Polyurethane elastomer well site cofferdam |
| 12/11/2013 | CN203334300U Root pile supporting structure |
| 12/11/2013 | CN203334271U Water-rich stratum slide-resistant pile protection wall reinforcing structure |
| 12/11/2013 | CN103437371A Construction method of water drainage uplift pile |
| 12/10/2013 | US8601751 Concealed sliding partition track and integrated subterranean water removal system |
| 12/04/2013 | CN203321044U Waterproof inflation system for gas film cellar coal storage shed |
| 12/04/2013 | CN203320538U Water resource recycling and deep drainage device for landslides and underground water inside landslides |
| 12/04/2013 | CN203320534U Grouting foundation pit structure |
| 12/04/2013 | CN203320494U High dam spillway foundation drainage system |
| 12/04/2013 | CN103422510A Steel pipe frame type cofferdam structure and construction method |
| 12/04/2013 | CN102296620B Curtain water-stop slope wall and construction method thereof |
| 12/04/2013 | CN101660311B Novel water drainage and collection pipe |
| 12/03/2013 | CA2532131C Building means |
| 11/27/2013 | EP2666911A1 Method for producing a floor mortar wall in the floor |
| 11/27/2013 | CN203311189U Foundation pit automation drainage control module |
| 11/27/2013 | CN203307830U Drainage system of fault fracture zone of soft rock foundation |
| 11/27/2013 | CN203307829U Outer blind ditch for waterproof facilities of underground project |
| 11/26/2013 | US8590221 Method for drainage of water around subterranean structures |
| 11/26/2013 | US8590217 Framed wall construction and method |
| 11/20/2013 | CN203296056U Large-area deep soft ground layering water drainage structure combined with packing sedimentation by throwing stones |
| 11/20/2013 | CN203296055U Basement drainage system |
| 11/20/2013 | CN103397651A Seal structure of concrete foundation slab of reserved water-collecting well |
| 11/20/2013 | CN103397650A Large-scale steel cylinder cofferdam structure |
| 11/20/2013 | CN103397649A Double-wall steel cofferdam construction multifunctional platform and construction method thereof |
| 11/20/2013 | CN103397648A Cofferdam reinforced concrete secondary bottom-sealing construction method of steel pouring jacket with bottom |
| 11/13/2013 | CN203284798U Retaining wall and drainage structure thereof |
| 11/13/2013 | CN203284788U External drainage structure of foundation pit |
| 11/13/2013 | CN203284787U Composite pipe well precipitation system |
| 11/13/2013 | CN103388338A Novel rapid water stopping and soil mass improving method |
| 11/13/2013 | CN102493467B Construction method for using three-dimensional composite drainage mesh for diverting seepage of tailings stacked dam |
| 11/13/2013 | CN102493411B 排灌管 Irrigation canal |
| 11/13/2013 | CN102400713B Method for auxiliary construction of water falling in tunnel by communicated channel |
| 11/07/2013 | US20130294835 Mobile dry setting element and installation, process for using same and use thereof |
| 11/06/2013 | CN203270592U Sumping plugging structure for preserved hole of shallow-water-level foundation slab |
| 11/06/2013 | CN103382722A Concrete foundation slab restoring method for preformed water collecting well for higher underground hydraulic pressure |
| 10/30/2013 | CN203256755U Waterproof device for piling operation |
| 10/23/2013 | CN203247595U Enclosing wall foundation and enclosing wall |
| 10/23/2013 | CN203247594U Horizontal steel pipe occlusion water stop pipe curtain |
| 10/23/2013 | CN203247592U Building foundation ditch structure |
| 10/23/2013 | CN203247576U Slide-resistant pile |
| 10/23/2013 | CN103362136A Water stopper arranged between prefabricated structure and pile foundation |
| 10/23/2013 | CN103362068A Prefabricated bearing platform mounting method |
| 10/23/2013 | CN102433888B Assembled steel bushing box |
| 10/23/2013 | CN102418347B Drainage construction method for blind drain and sump wells in deep foundation pit |
| 10/16/2013 | CN203238649U Combined type waterproof curtain |
| 10/16/2013 | CN203238648U Drainage anti-floating system used for basement in construction period |
| 10/16/2013 | CN203238647U Grooving auxiliary steel cofferdam structure used for bridge construction in water |
| 10/16/2013 | CN203238646U Casing box with built-in bottom board |
| 10/16/2013 | CN203238642U Supporting retaining wall of foundation pit |
| 10/09/2013 | CN103343544A Construction method for large-scale open caisson |
| 10/09/2013 | CN103343543A Foundation pit dewatering well pressure-reduction-type plugging method |
| 10/09/2013 | CN103343534A Closed precipitation method for foundation pit construction |
| 10/02/2013 | CN203222806U Precipitation well pumping device for balancing water pressure |
| 10/02/2013 | CN203222805U Internal-supporting type deep foundation pit latticed column well-point rainfall system |
| 10/02/2013 | CN203222733U Pier column type pile foundation collar beam steel hanging box cofferdam |
| 10/02/2013 | CN103334446A Soil texture deep excavation side wall water burst plugging device and method |
| 10/02/2013 | CN103334445A Spring mouth water sealing structure under geological conditions of moderately weathered rock and construction method of water sealing structure |
| 10/02/2013 | CN103334444A Decompression type blocking method for foundation pit dewatering well |
| 10/02/2013 | CN103334443A Mud cement pebble layer composite geological impacting hole forming dewatering well construction method |
| 10/02/2013 | CN103334442A Method and structure for connecting cofferdams in vertically rotating mode |
| 10/02/2013 | CN102367668B Device for getting water from pile holes on construction site |
| 10/01/2013 | US8545129 Cofferdam modules |
| 10/01/2013 | US8544220 Procedure for making natural pools |
| 09/25/2013 | CN203213148U Basement drainage ditch construction structure |
| 09/25/2013 | CN203213143U Construction structure of diversion trench for water pump installation base |
| 09/25/2013 | CN203213130U Structure for preventing water on permafrost from flowing into foundation pit by using thin film |
| 09/25/2013 | CN203213129U Controllable non-return drainer |
| 09/25/2013 | CN203213128U Fixed mount for protecting submersible pump in process of pumping water in job site |
| 09/25/2013 | CN203213127U Settling sludge cleaner |
| 09/25/2013 | CN203213124U Steel sheet pile and cement-mixed pile combined support |
| 09/25/2013 | CN103321258A PFF integral composite reversed filtering layer and construction method thereof |
| 09/25/2013 | CN103321256A Anti-pollution three-dimensional composite seepage-proofing barrier system |
| 09/25/2013 | CN103321236A Novel active drainage and drying technical device for foundation |
| 09/25/2013 | CN103321233A Slope deep draining and in-slope underground water recycling device and manufacturing method |
| 09/25/2013 | CN103321232A Totally-recyclable support enclosure application device and method |
| 09/25/2013 | CN103321211A Water-rich stratum slide-resistant pile dado reinforced structure |
| 09/25/2013 | CN102296621B Construction method of ground sectional water-stop curtain |
| 09/18/2013 | CN103306320A Method for treating crack water seepage of shear wall of basement |
| 09/18/2013 | CN103306299A Comprehensive waterproof and drainage construction method of basement exterior wall of super-high-rise building |
| 09/18/2013 | CN103306298A Safety warning device for drainage well and system for safety warning device |
| 09/18/2013 | CN103306297A Excavation and load reduction method of foundation pit |
| 09/18/2013 | CN103306277A Construction method for fabricating composite waterproof curtain by embedding rigid piles into low-strength concrete piles |
| 09/18/2013 | CN103306248A High dam spillway foundation drainage system and excavation method |
| 09/11/2013 | CN203188255U Pressure relief structure of basement anti-floating board |
| 09/11/2013 | CN203188226U Device used for preventing bottom plate of basement from heave and water leakage |
| 09/11/2013 | CN203188225U Novel dewatering-well sealing structure |
| 09/11/2013 | CN203188224U Geomembrane bag sand blowing cofferdam |
| 09/11/2013 | CN203188223U Bottomless double-wall steel sleeve box for achieving dry operation 100% recycle |
| 09/11/2013 | CN103290855A Cofferdam structure with special-shaped blade feet |
| 09/10/2013 | US8528276 Apparatus and method for diverting water at basement joints |
| 09/05/2013 | DE19524775B4 Vorrichtung zum Herstellen einer Schmalwand Apparatus for producing a narrow wall |
| 09/04/2013 | CN203174617U Quick-setting high-pressure jet grouting seepage cutoff device of intense-leakage stratum |
| 09/04/2013 | CN203174616U Clay foundation rain falling and water saving system |
| 09/04/2013 | CN103276741A Horizontal steel tube occluding water blocking tube curtain and construction method thereof |
| 09/04/2013 | CN103276740A Combined type tube well dewatering system |
| 08/28/2013 | CN203160262U Self-propelled immersible-pump vehicle |
| 08/28/2013 | CN203160261U Deep-well water level lowering structure |