| Patents for E02D 3 - Improving or preserving soil or rock, e.g. preserving permafrost soil (8,968) |
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| 03/21/2012 | CN102383414A Liquid nitrogen freezer with multiple liquid feeding pipes |
| 03/21/2012 | CN102383413A Method for constructing strengthened saturated-flow plastic silt soft soil foundation |
| 03/21/2012 | CN102383412A Construction method by adopting dewatering and water recharging to control sedimentation surrounding deep foundation pit |
| 03/21/2012 | CN102116022B Method for treating soft foundation through overpressure vacuum densification |
| 03/21/2012 | CN102116021B Method for treating soft foundation through vacuum transverse drainage |
| 03/21/2012 | CN102108298B Soil stabilizer |
| 03/21/2012 | CN101831899B Mixed compaction integral mechanism for dike non-slipping solid material |
| 03/15/2012 | US20120063854 Synthetic ground cover system for erosion protection for use with or without a sand/soil ballast |
| 03/14/2012 | CN202164612U 植草砖 Grass brick |
| 03/14/2012 | CN202164608U 二重管灌浆送液器 Double tube filling liquid delivery device |
| 03/14/2012 | CN202164607U 二重管高喷灌浆喷射器 Double tube high-pressure jet grouting ejector |
| 03/14/2012 | CN202164594U 自动注水装置 Automatic injection device |
| 03/14/2012 | CN202164593U 掺混式喷射器 Blended injectors |
| 03/14/2012 | CN202164592U 单侧透水管 Unilateral water pipe |
| 03/14/2012 | CN202164591U 排水卸压装置 Drainage relief device |
| 03/14/2012 | CN202164590U 组合底板平板夯 Combination of bottom plate compactor |
| 03/14/2012 | CN202164589U 便捷双向平板夯 Convenient two-way plate compactor |
| 03/14/2012 | CN202164588U 电瓶启动双向平板夯 Battery start two-way plate compactor |
| 03/14/2012 | CN102373707A Method for rapidly driving plastic draining plate by electrifying (low-voltage direct current) |
| 03/14/2012 | CN102373701A Reduction method for soil desertification by using energy aggregates |
| 03/14/2012 | CN101838984B Afforestation ecological fabric reinforcing method and structure |
| 03/08/2012 | WO2012031094A2 Method and apparatus for making an expanded base pier |
| 03/08/2012 | US20120057940 Method and system for temporarily supporting a soil mass susceptible to slide |
| 03/08/2012 | CA2809673A1 Method and apparatus for making an expanded base pier |
| 03/07/2012 | CN202157320U 旋喷式软地基加固机主机底座装置 Churning soft foundation reinforcement machine host base unit |
| 03/07/2012 | CN202157319U 一种固沙沙障结构 Swish barrier structure having a solid |
| 03/07/2012 | CN101705679B Low cover degree sand stabilizing method |
| 03/07/2012 | CN101560763B Horizontal drainage and quick consolidation method for reinforcing new hydraulically filled sludge and pipe-laying equipment thereof |
| 03/07/2012 | CN101298750B Surface compactor and method of operating a surface compactor |
| 03/06/2012 | US8128319 Shielded tamper and method of use for making aggregate columns |
| 03/01/2012 | WO2012024827A1 Windproof and sand-blocking dam with net cage sand barriers constructed by machine and constructing method thereof |
| 02/29/2012 | EP2423388A1 Method and device for manufacturing a slotted wall |
| 02/29/2012 | CN202152459U 旋喷式软地基加固机长寿命转盘 Churning soft foundation reinforcement captain lifetime turntable |
| 02/29/2012 | CN202152263U 挡绳装置及具有其的工程机械 Block rope device and has its engineering machinery |
| 02/29/2012 | CN101956355B Subgrade structure for preventing and controlling road damage in seasonal frozen regions |
| 02/29/2012 | CN101377077B Blowing, filling, stacking , loading, precipitating, pre-pressing and strong tamping combined soft soil foundation treating method |
| 02/28/2012 | US8123432 Soil-compactor with power steering |
| 02/22/2012 | CN202148522U 软土地基lcsg桩与真空预压联合处理装置 Soft lcsg pile and vacuum preloading processing device |
| 02/22/2012 | CN102359101A Foundation treatment method for collapsible soil |
| 02/22/2012 | CN102359100A Marsh gas treatment technology for large garbage landfill with complex geology |
| 02/22/2012 | CN102359099A Damping device and engineering machinery applying same |
| 02/22/2012 | CN102359098A Sand-fixing fence net manufactured from cotton stalks and manufacturing method thereof |
| 02/22/2012 | CN102359097A Splayed cylinder mould sand barrier of weed-tree fence net and sand trapping construction method thereof |
| 02/22/2012 | CN102359096A Method for strengthening deep soft soil foundation by sealing |
| 02/22/2012 | CN101967821B 疏浚底泥脱水干化堆场及其构建方法 Dredged dewatering and drying yard and construction method |
| 02/22/2012 | CN101831898B 水平向浅层负压固结工作垫层的方法 Shallow level to cushion the negative pressure method of consolidation work |
| 02/22/2012 | CN101644049B 双阀布袋袖阀管注浆方法 Double valve bag Sleeve Valve Pipe method |
| 02/22/2012 | CN101413244B 一种采用土工格栅进行公路路基增强的方法 One kind of using geogrid reinforced method of Highway Foundation |
| 02/22/2012 | CN101289849B 大型组合式强夯机 Large modular compaction machine |
| 02/22/2012 | CN101128633B 土壤特别是水稳定性差的干性土壤的处理方法 Soil water treatment method especially poor stability of dry soil |
| 02/20/2012 | DE202012000389U1 Verdichterwalze für einen Bodenverdichter Compressor for a roller compactors |
| 02/16/2012 | US20120039671 Apparatus For High Capacity Stone Delivery With Concentric Flow and Enhanced Nosecone For Soil Improvement |
| 02/15/2012 | CN202144589U 一种饱汽减压复合井 One kind of saturated vapor pressure composite Wells |
| 02/15/2012 | CN1837506B 一种在运营中的隧道上方开挖箱形结构的施工方法 A Excavating box-shaped structure above the tunnel operations |
| 02/15/2012 | CN102352753A Freezing consolidation and soil-accumulating watering shield arrival method |
| 02/15/2012 | CN102352622A Method for improving swelling soil by using alkali residue and construction method for alkali- residue-modified soil |
| 02/15/2012 | CN102352621A Three-dimensional circular water replenishing and repairing method of water-shortage polluted filed |
| 02/15/2012 | CN101581092B 快速增压预压法软地基处理方法 Rapid booster preloading method of soft foundation treatment method |
| 02/14/2012 | US8113743 Earth-working apparatus and method for working encrusted earth |
| 02/09/2012 | DE102010036901A1 Method for mounting nozzle jet floor, involves lifting nozzle jet lance with part of holes in bore hole up to depth, and bringing column to form reinforcer, where column is vertically arranged at distance from nozzle jet floor |
| 02/08/2012 | CN202139614U 复合土工膜 Geomembrane |
| 02/08/2012 | CN202139585U 分离式行程可调高速液压夯实机 Separate adjustable stroke speed hydraulic tamping machine |
| 02/08/2012 | CN202139584U Walking type dynamic compaction machine |
| 02/08/2012 | CN202139583U 一种电磁铁夯实机 One kind of electromagnet Compactor |
| 02/08/2012 | CN202139582U 生态帘 Ecological curtain |
| 02/08/2012 | CN202139581U 导流式防沙网 Diversion and Sediment Control Network |
| 02/08/2012 | CN102345300A Construction method of underground structures of seacoasts and artificial islands |
| 02/08/2012 | CN102344813A Curing agent for curing marine poor subsoil |
| 02/08/2012 | CN101831903B 一种软地基处理方法 A soft foundation treatment method |
| 02/08/2012 | CN101713187B 软土电化学加固的十字板复合电极 Electrochemical soft soil reinforced composite electrode cross plate |
| 02/08/2012 | CN101691748B 一种土工格栅及其制造方法 One kind of a method of manufacturing geogrids |
| 02/02/2012 | WO2012015386A1 Systems and methods for treating a ground surface |
| 02/02/2012 | WO2012015202A2 Method for constructing bamboo mat which is easily assembled and installed |
| 02/02/2012 | WO2012012878A1 Ground excavation preparation system |
| 02/02/2012 | CA2825967A1 Ground excavation preparation system |
| 02/02/2012 | CA2814467A1 Systems and methods for treating a ground surface |
| 02/01/2012 | CN202131596U 单向拉伸塑料土工格栅 One-way stretch plastic geogrid |
| 02/01/2012 | CN202131552U 路基处理车用夯实器的落轨连接装置 Subgrade compaction's handling car off the track connecting device |
| 02/01/2012 | CN102337739A Large-clearance non-sand (sand-free) vacuum preloading soft soil foundation processing method |
| 02/01/2012 | CN102337738A Method of planting for greening in pit treatment |
| 02/01/2012 | CN101994312B 一种土质边坡或尾矿坝排渗施工方法 One kind of soil slope or the drainage tailings dam construction method |
| 02/01/2012 | CN101748720B 复合地基的施工方法 Construction Method of Composite Foundation |
| 01/26/2012 | WO2012009966A1 New use of triangular cylinder |
| 01/25/2012 | EP2410092A1 Device and method for manufacturing vertical walls in a foundation soil |
| 01/25/2012 | CN202124859U Vibration hammer pipe device for liquefied foundation treatment |
| 01/25/2012 | CN202124854U Grid-type gravel pile |
| 01/25/2012 | CN202124853U Four-dimensional warp knitting civil grille |
| 01/25/2012 | CN202124852U Conservation wall for forest water and soil |
| 01/25/2012 | CN102330425A Method for reinforcing soft soil layer by constructing fish bionic structure through branched perforated pipe guide grouting |
| 01/25/2012 | CN102330424A Vacuum preloading consolidation method for duplex vacuum tube well of blowing filling soft soil |
| 01/25/2012 | CN102002936B Dynamic compactor capable of realizing amplitude-variable followup of A-bracket with arm support |
| 01/25/2012 | CN101892659B Method for preventing and controlling water and soil loss of slope farmland on contra-dip slope in karst trough valley area |
| 01/25/2012 | CN101871210B Electro-osmotic drainage method in construction of large-area deep foundation pit in sludge region with high water ratio |
| 01/19/2012 | DE102010046401A1 Arbeitsgerät zur Verdichtung eines Untergrundes Working tool for compressing a substrate |
| 01/19/2012 | DE102004057051B4 Vorrichtung zur Aufbereitung von Erdstoffen Device for treating earth materials |
| 01/18/2012 | EP2407598A1 A head for injecting consolidating pressurized fluid mixtures into the ground |
| 01/18/2012 | EP2167734B1 Improved drilling device |
| 01/18/2012 | CN202117330U Battering ram with steering device |
| 01/18/2012 | CN202117048U Grouting plug |
| 01/18/2012 | CN202117047U Rapid drainage device of silt stockyard |