| Patents for E02D 3 - Improving or preserving soil or rock, e.g. preserving permafrost soil (8,968) |
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| 08/15/2012 | CN202380454U Combined treating collapsible loess foundation of factory building by adopting plain concrete pile and branch filling pile |
| 08/15/2012 | CN102635360A Freezing pipe pulling method in reinforcing process of freezing-method shield end head |
| 08/15/2012 | CN102635122A Dewatering-recharging integrated device and process for foundation pit engineering |
| 08/15/2012 | CN102635110A Construction method for concrete pile |
| 08/15/2012 | CN102635108A Process for treating valley silt soft foundation in mountain area by explosion method |
| 08/15/2012 | CN102635107A Surface-layer fast solidification method for soft foundation with dredger soil |
| 08/15/2012 | CN102635106A Dynamic compaction buffer damping method of crawler crane |
| 08/15/2012 | CN102635105A Sand-barren polygonal rectangular cement sand brick |
| 08/15/2012 | CN102635104A Wedge-shaped Geocell cement reinforced soil structure for road-bridge connection and construction method thereof |
| 08/15/2012 | CN101906304B Soil curing agent and using method thereof |
| 08/08/2012 | EP2484832A2 Vibratory roller with composite exciter drive gear |
| 08/08/2012 | CN202370012U Geomembrane sleeve for laying HDPE (High-Density Polyethylene) floral tube |
| 08/08/2012 | CN202369984U Integrated concentric expanded-base vibroflotation lower discharge device |
| 08/08/2012 | CN202369983U Anti-collision bracket for arm support and dynamic compaction machine for anti-collision bracket |
| 08/08/2012 | CN202369982U Slope bank interception reinforcing treatment device |
| 08/08/2012 | CN102094658B Method for directed induction fracturing grouting in shallow tunnel |
| 08/08/2012 | CN102051874B Method for improving soil and conserving soil and water in Karst rocky desertification areas |
| 08/02/2012 | WO2012102980A2 Two stage mechanically stabilized earth wall system |
| 08/02/2012 | US20120195693 Retaining wall and construction method therefor |
| 08/02/2012 | CA2824072A1 Two stage mechanically stabilized earth wall system |
| 08/02/2012 | CA2766769A1 An apparatus for high capacity stone delivery with concentric flow and enhanced nosecone for soil improvement |
| 08/02/2012 | CA2766761A1 A control system for monitoring the flow of air in a high capacity column delivery device |
| 08/02/2012 | CA2766447A1 A method for high capacity stone delivery with concentric flow and enhanced nosecone for soil improvement |
| 08/01/2012 | CN202359545U Filtration, drainage and seepage body for internal ramp of initial dam of tailings pond |
| 08/01/2012 | CN202359544U Compacting device for earthwork in slope section |
| 08/01/2012 | CN102619213A Freezing apparatus with double circulating systems |
| 08/01/2012 | CN102619212A Scraping plate type anti-silting drainage device and drainage method thereof |
| 08/01/2012 | CN102619211A Gradation dynamic compaction processing method using backfill as foundational bearing stratum of foundation |
| 08/01/2012 | CN102619210A Pile array sand fixing method |
| 08/01/2012 | CN102617983A Environment-friendly high-performance furfural-free epoxy chemical grouting material, preparation method and application |
| 08/01/2012 | CN102615835A Method for manufacturing hot-melt integral geocells and geocell manufactured by using method |
| 08/01/2012 | CN102615817A Manufacturing method of spider web-like plastic geogrid and geogrid manufactured by manufacturing method |
| 07/25/2012 | CN202349196U A novel piston structure for battering rams |
| 07/25/2012 | CN202347513U Rapid reinforcement system using sand wicks as vertical drainage channels for super-soft soil shallow strata |
| 07/25/2012 | CN202347512U Diamond type multi-axial plastic tensile geogrid |
| 07/25/2012 | CN102605793A Moisture transfer and ecological management method for loess slope |
| 07/25/2012 | CN102605762A Self-controlled earth solidification device |
| 07/25/2012 | CN102605761A Layering and humidifying construction method of foundation soil mass sand well |
| 07/25/2012 | CN102605760A Method and device of vacuum in-situ consolidation of large-area urban domestic sludge |
| 07/25/2012 | CN102605759A Method for quick consolidation of soda waste of soft silt foundation |
| 07/25/2012 | CN102605758A Pile type reinforcement system |
| 07/25/2012 | CN102604641A Microorganism reinforcing fluid for slope strengthening and using method thereof |
| 07/25/2012 | CN102140793B Filter pipe tread-in vacuum drainage super-soft soil reinforcing technical method |
| 07/25/2012 | CN102108700B High polymer grouting directional cleaving drilling tool and pore forming method |
| 07/25/2012 | CN102094411B Stability and pore pressure control technology for loess-substrate waste dump |
| 07/25/2012 | CN102051873B Multi-station working wheel of machine for laying desert vegetation recovery grids |
| 07/25/2012 | CN102011390B Method for transforming waste landfill into construction land |
| 07/25/2012 | CN101974900B Method for transforming waste land for refuse landfill into land for construction |
| 07/25/2012 | CN101974899B Method for converting obsolete refuse landfill into construction land |
| 07/25/2012 | CN101851894B Protection method for improving salt expansion or dissolution sink of salty soil |
| 07/25/2012 | CN101086158B Method and arrangement for improving soil and/or for lifting structures |
| 07/24/2012 | US8226326 Arctic platform |
| 07/19/2012 | WO2012096628A1 Vertical drains |
| 07/19/2012 | WO2012069174A3 Tamping device with synchronizing device, and method for same |
| 07/19/2012 | US20120183361 Apparatus and Method for Ground Improvement |
| 07/18/2012 | CN202337975U 自封堵装置 Since the closure device |
| 07/18/2012 | CN202337974U Hydraulic supporting leg mechanism for dynamic compactor |
| 07/18/2012 | CN202337973U 一种新型双层模袋布 A new double-layer cloth bags |
| 07/18/2012 | CN102597165A Hydraulic cement composition for injection into soil, and method for improvement in soil using same |
| 07/18/2012 | CN102597164A Hydraulic cement composition for injection into soil, and method for improvement in soil using same |
| 07/18/2012 | CN102587353A Stirring head of stirring curing machine |
| 07/18/2012 | CN102587352A Hot-water draining consolidation processing device and hot-water draining consolidating processing method for soft soil foundation |
| 07/18/2012 | CN102587351A Drain board driving structure of spile machine |
| 07/18/2012 | CN102587350A Spile device of spile machine |
| 07/18/2012 | CN102587349A Transverse pressurizing and dewatering air bag device |
| 07/18/2012 | CN102587348A Pressurizing and dewatering rod device |
| 07/18/2012 | CN102587347A Automatic uncoupling-coupling device for dynamic compaction rammer |
| 07/18/2012 | CN102587346A Method for constructing large-sized unreinforced terrace foundation |
| 07/18/2012 | CN102587345A Multi-wave stacking intermittent recharge construction method based on water level control |
| 07/18/2012 | CN102587344A Sand stabilization technique using cow dung mixture |
| 07/18/2012 | CN102585441A Performance-controllable epoxy-polyketone grouting material as well as preparation method and application thereof |
| 07/18/2012 | CN102584165A Curing agent for curing/stabilizing silt (sludge) and soft foundation, and application thereof |
| 07/18/2012 | CN101392535B Draining and filtering net, particularly for geotechnical applications |
| 07/17/2012 | US8221034 Methods of providing a support column |
| 07/17/2012 | US8221033 Extensible shells and related methods for constructing a support pier |
| 07/12/2012 | WO2012061471A3 Vibratory compactor |
| 07/12/2012 | US20120177449 Method for dust control on saline dry lakebeds using minimal water resources |
| 07/11/2012 | CN202323928U 多孔平行同步注浆装置 Porous parallel synchronous grouting equipment |
| 07/11/2012 | CN202323927U 一种软基加固用真空预压结构 A soft foundation reinforcement structure with vacuum preloading |
| 07/11/2012 | CN202323926U 一种新型排水板 A new drainage board |
| 07/11/2012 | CN202323925U 一种无砂真空预压土工排水席垫 A non-vacuum preloading sand soil drainage mat |
| 07/11/2012 | CN202323924U 新型热熔粘合整体型塑料排水带 The new hot melt adhesive plastic drainage belt overall |
| 07/11/2012 | CN202323923U 塑料排水带的生产设备 Production equipment plastic drainage belt |
| 07/11/2012 | CN202323922U 高速铁路倾斜地层软弱地基加固结构 High-speed rail is inclined strata weak foundation reinforcement structure |
| 07/11/2012 | CN202323921U 水平加垂直同步振动振冲器 Horizontal plus vertical synchronous vibration Vibroflot |
| 07/11/2012 | CN202323920U 整体钢塑加筋土工格栅 Overall geogrid reinforced Plastic |
| 07/11/2012 | CN202323919U 高立式大网格阻沙固沙栅栏 High vertical large mesh fence barrier sand sand-fixation |
| 07/11/2012 | CN202323918U 一种连体塑料网固沙栅栏及其固沙施工结构 One kind of piece of plastic mesh fence and sand fixation construction sand fixation structure |
| 07/11/2012 | CN202323917U 棉花秆栅栏网八字形网笼沙障及拦沙施工结构 Cotton stalk Fence eight-shaped cage construction sand barrier and Sediment Retention Structure |
| 07/11/2012 | CN202323916U 杂木栅栏网八字形网笼沙障及其拦沙施工结构 Hardwood Fence eight shaped cage construction sand barrier and Sediment Retention Structure |
| 07/11/2012 | CN102562090A Electrode optimization placement method for improving stability of surrounding rocks in roadway |
| 07/11/2012 | CN102561381A Method for preventing settling and cracking of large-area terrace by using bonded prestressed concrete beams in soft soil layer region |
| 07/11/2012 | CN102561380A Method for preventing settlement and cracking of large-area terrace in soft soil area by adopting unbounded prestressing concrete beams |
| 07/11/2012 | CN102561312A Flocculating agent injecting and adding device for internal soft silt layer of silt storage yard or fill area |
| 07/11/2012 | CN102561311A Multifunctional high-pressure rotary ejecting step-reaming bit |
| 07/11/2012 | CN102561310A Grouting technology |
| 07/11/2012 | CN102561309A Draining device for internal soft silt layer of silt storage yard or fill area |
| 07/11/2012 | CN102561308A Light-well plastic-strip superposition vacuum preloading method for soft soil foundation |
| 07/11/2012 | CN102561307A Clogging preventing method for drainage channel based on underground high-flow-capacity drainage system |
| 07/11/2012 | CN102561306A Efficient deep-layer vacuum soil body dredging and strengthening method |