| Patents for E02D 3 - Improving or preserving soil or rock, e.g. preserving permafrost soil (8,968) |
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| 01/23/2014 | US20140023443 Machine and method for forming an in ground granular column |
| 01/22/2014 | CN203403400U Film type liquid nitrogen freezing device |
| 01/22/2014 | CN203403399U Composite drainage network |
| 01/22/2014 | CN203403398U Padding funnel |
| 01/22/2014 | CN203403397U Beacon tower and soil city wall ramming and mending support |
| 01/22/2014 | CN203402866U Anti-back-tipping device and hoist equipment for cantilever crane |
| 01/22/2014 | CN103526744A Stepping walking travel mechanism driven by one shaft and moving method |
| 01/22/2014 | CN103526743A Construction method of composite foundation |
| 01/22/2014 | CN103526742A Efficient frog hammer |
| 01/22/2014 | CN103526741A Novel punner |
| 01/22/2014 | CN103526740A System and method for back-lean preventing control of dynamic compaction machine |
| 01/22/2014 | CN103526739A Closed pulling-in type pre-pressing water bag and manufacturing method thereof |
| 01/22/2014 | CN103518503A Source wind control, power generation, desertification control and haze reduction system |
| 01/21/2014 | US8632282 Mechanically stabilized earth system and method |
| 01/15/2014 | EP2683874A2 Vibrating arrangement for producing columns of filling material |
| 01/15/2014 | EP2683873A2 Soil compactor |
| 01/15/2014 | CN203393741U Double-side concave-convex welding polyethylene terephthalate (PET) geogrid |
| 01/15/2014 | CN203393700U Novel drain board |
| 01/15/2014 | CN203393699U Evaporation-type environment-friendly drain board |
| 01/15/2014 | CN203393698U Elastic support device, lifting mechanism for dynamic compactor, and dynamic compactor |
| 01/15/2014 | CN203393697U Permeable pile |
| 01/15/2014 | CN203393694U Oil-cylinder compaction depth measuring device for dynamic compaction machine and dynamic compaction machine |
| 01/15/2014 | CN103510506A Contaminated soil in-situ solidification stabilizing treatment system and method |
| 01/15/2014 | CN103510505A Contaminated soil in-situ solidification stabilizing treatment system |
| 01/15/2014 | CN103510504A Processing method for highly saturated and uneven dredger fill soil foundation |
| 01/15/2014 | CN103510503A Method for monitoring rammed point soil stabilization state vibration in real time |
| 01/15/2014 | CN103510502A Dynamic compaction machine construction real-time monitoring method and system based on pounder impact acceleration measurement |
| 01/15/2014 | CN103510501A Method for preventing blocking and water gushing in recharge well |
| 01/15/2014 | CN103510500A Construction method for grid square sand ridges |
| 01/15/2014 | CN103510499A Method for constructing strip type sand blocking net sandpits |
| 01/15/2014 | CN103510498A Construction method of sand ridges of rest-balk type sand blocking nets |
| 01/15/2014 | CN103510497A Construction method of embedded sand blocking net sand ridge |
| 01/15/2014 | CN103510496A Construction method of embedded sand blocking net sand ridge |
| 01/15/2014 | CN103510272A Plant fiber sand blocking and fixing net and manufacturing method of plant fiber sand blocking and fixing net |
| 01/15/2014 | CN102979078B Cylinder driven lifting mechanism of dynamic compaction machine and dynamic compaction machine |
| 01/15/2014 | CN102979075B Dynamic compaction machine |
| 01/15/2014 | CN102251777B Large-scale karst cavity treatment method for karst tunnel |
| 01/09/2014 | US20140010600 Soil reinforcement system including angled soil reinforcement elements to resist seismic shear forces and methods of making same |
| 01/08/2014 | EP2682296A1 Assembly of an undirected axle having a driving mechanism |
| 01/08/2014 | EP2681363A2 Soil compacting device and method for rerailing a soil compacting device |
| 01/08/2014 | CN203383219U Slip casting head structure for sleeve valve pipe |
| 01/08/2014 | CN203383204U Granite grouting solidification structure |
| 01/08/2014 | CN203383203U Eletro-osmosis combination air-pressure splitting device |
| 01/08/2014 | CN203383202U Novel drain board |
| 01/08/2014 | CN203383191U Freezing-resistant device for hydraulic working |
| 01/08/2014 | CN203383151U Grouting device for two sides of bridge body |
| 01/08/2014 | CN103498465A Method for strengthening pile bottom sediment |
| 01/08/2014 | CN103498464A Rolling system |
| 01/08/2014 | CN103498463A Rolling equipment |
| 01/08/2014 | CN103498462A Method using embedded type sediment trapping net sand bank to fix moving dune |
| 01/08/2014 | CN103498461A Constructing method for embedded type sediment trapping net sediment trapping dam |
| 01/08/2014 | CN103498460A Construction method of sediment storage dam with embedded type sediment storage net |
| 01/08/2014 | CN103498459A Method of liquefaction resistance processing of filament reinforced sandy soil |
| 01/08/2014 | CN103498446A Rib-free box type reinforcing and seepage discharging composite component |
| 01/08/2014 | CN102562090B Electrode optimization placement method for improving stability of surrounding rocks in roadway |
| 01/08/2014 | CN102535314B Power dynamic compaction tool |
| 01/03/2014 | WO2014002977A1 Air-water-soil skeleton coupled calculation device, coupled calculation method, and coupled calculation program |
| 01/03/2014 | WO2013107977A3 Method for consolidating soil |
| 01/01/2014 | CN203374632U Cantilever crane connecting pin shaft fixing structure and dynamic compaction machine |
| 01/01/2014 | CN203373732U Double-guide-door system of sand pile ship |
| 01/01/2014 | CN203373731U Shearing-resistant combined tamper |
| 01/01/2014 | CN203373730U Dynamic-compactor boom and dynamic compactor |
| 01/01/2014 | CN203373729U Dynamic-compactor lifting hook and dynamic compactor |
| 01/01/2014 | CN203373728U Lifting device and dynamic compaction machine |
| 01/01/2014 | CN203373727U Dynamic compaction machine boom convenient to transport |
| 01/01/2014 | CN203373726U Steel wire rope blocking device of dynamic compactor |
| 01/01/2014 | CN203373725U Rope warding off device applicable to luffing pulley block |
| 01/01/2014 | CN203373724U Cylinder mounting structure and dynamic compactor |
| 01/01/2014 | CN203373723U Dynamic compactor with functions of hooking automatically and unhooking at fixed height |
| 01/01/2014 | CN203373722U Full automatic hook coupling and decoupling dynamic compactor |
| 01/01/2014 | CN203373721U Propeller strut and dynamic compactor |
| 01/01/2014 | CN203373720U All-round adjustable apparatus of drivers' cab of dynamic compactor |
| 01/01/2014 | CN203373719U Membrane spreading frame |
| 01/01/2014 | CN203373707U Construction structure of channel on soft foundation |
| 01/01/2014 | CN203373647U Dynamic compaction machine |
| 01/01/2014 | CN203373626U Extruded light high-compression resistance load reducing plate |
| 01/01/2014 | CN203373039U Fixed pulley set assembling structure of dynamic compactor |
| 01/01/2014 | CN203373033U Propeller strut and dynamic compactor |
| 01/01/2014 | CN103485555A Construction method of indoor-type rain-proof and anti-seepage solid waste landfill |
| 01/01/2014 | CN103485355A Frame-heat anchor pipe structure for preventing and treating cold-region slope collapse due to freeze thawing and construction method |
| 01/01/2014 | CN103485329A Horizontal high-pressure powder spraying construction method for water-affluent silty-fine sand stratum and machine tool used for construction method |
| 01/01/2014 | CN103485328A Method for performing ecological reinforcement on soil slope surface by utilizing composite curing agent |
| 01/01/2014 | CN103485327A Filming liquid nitrogen freezing device |
| 01/01/2014 | CN103485326A Staggered pump-starting construction method for soft foundation reinforcement treatment |
| 01/01/2014 | CN103485325A Extra-large area vacuum preloading construction method for soft foundation reinforcement treatment |
| 01/01/2014 | CN103485324A Auxiliary reinforced geogrid |
| 01/01/2014 | CN103485323A High-strength stretching-resistant geogrid |
| 01/01/2014 | CN103485322A Capillary barrier roadbed structure capable of effectively preventing and treating roadbed humidification diseases and construction method |
| 01/01/2014 | CN103485321A Karst landform stony desertification treatment method |
| 12/27/2013 | WO2013189622A2 Soil compaction device |
| 12/27/2013 | WO2013158196A3 Nano flex hlw/spent fuel rods recycling and permanent disposal |
| 12/26/2013 | US20130343818 Subsurface Insulation Product and Method for Installing Same |
| 12/25/2013 | CN203366065U Vacuum preloading pumping stage remote real-time monitoring system |
| 12/25/2013 | CN203366062U Vibroflot wireless monitoring device |
| 12/25/2013 | CN203363376U Ventilation door capable of being automatically opened and closed |
| 12/25/2013 | CN203361157U Slurry spraying machine |
| 12/25/2013 | CN203361129U High-pressure grouter cylinder body with rapid disassembly/assembly device |
| 12/25/2013 | CN203361128U Exhaust and drainage device suitable for vacuum preloading foundation treatment |
| 12/25/2013 | CN203361127U Foundation structure applicable to fault fracture zones |
| 12/25/2013 | CN203361126U Earth tamping device |