| Patents for E02D 3 - Improving or preserving soil or rock, e.g. preserving permafrost soil (8,968) |
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| 11/27/2001 | US6322293 Method for filling voids with aggregate material |
| 11/27/2001 | US6322292 Backfilling underground voids |
| 11/27/2001 | US6322170 Apparatus and method of preventing refuse from wrapping around the axle of a work machine |
| 11/24/2001 | CA2348332A1 Method and apparatus for improving the structure of saturated masses of granular materials |
| 11/21/2001 | CN2460560Y Electric earth rammer with chain |
| 11/21/2001 | CN1075147C Grid material structure for constrainting concrete materials |
| 11/20/2001 | CA2129103C In-situ soil stabilization method and apparatus |
| 11/15/2001 | WO2001086076A1 Method and device for forming sand pile |
| 11/15/2001 | WO2001086075A2 Extented wear anti-twist replaceable compactor cleats |
| 11/15/2001 | US20010041100 Three component chemical grout injector |
| 11/14/2001 | CN2459347Y Depth measurable drainage element |
| 11/13/2001 | US6315500 Ground watering spray system for backhoe machines |
| 11/07/2001 | CN1320570A Solidified slurry and its preparing process |
| 11/07/2001 | CN1074237C Biological engineering method for preventing soil erosion using soil protection cellucotton net |
| 11/06/2001 | US6312190 Method and apparatus for enhancement of prefabricated composite vertical drains |
| 11/01/2001 | WO2001053611B1 Soil reinforcement method and apparatus |
| 10/31/2001 | EP1149206A1 Method for conditioning substrates using an electrokinetic geosynthetic structure |
| 10/31/2001 | DE10026703C1 Roller device, to compact ground, has driven first roller with adjustable rotation speed, which is controlled according to distance between surface of compacted ground and lowest point of roller |
| 10/25/2001 | US20010033774 Geotextile structure for filtration |
| 10/24/2001 | EP0914523B1 Vibration plate with a sole |
| 10/24/2001 | CN2455774Y Length determinable water draining belt |
| 10/23/2001 | US6308135 Soil liquefaction prevention by electro-osmosis during an earthquake event |
| 10/18/2001 | DE10031866A1 A plastic device for inserting injection packs of sealing or insulating material into holes made in walls, concrete or wood |
| 10/17/2001 | EP1144764A1 An electro kinetic geosynthetic structure |
| 10/17/2001 | CN2454413Y Fully-automatic synchronous strong rammer |
| 10/16/2001 | US6302624 Method for ejecting ground improving grout into ground |
| 10/16/2001 | US6302380 Portable injection-casing extractor |
| 10/11/2001 | US20010028829 Solidified composition to strengthen weak stratum and constructing method using the same |
| 10/11/2001 | DE10023189A1 Improving the compressibility of soils used during road and house construction comprises working a material containing ash into the soil |
| 10/10/2001 | EP1141487A1 System for predicting compaction performance |
| 10/10/2001 | EP1009884B1 Method and sheathing for producing a ground column to support building or travelling loads |
| 10/04/2001 | DE10106742A1 Tool for compaction and smoothing of mortars and floor surfaces has chuck shank exchangeably connected to shank holding plate, and horizontal baseplate has exchangeable compression springs and ram buffers |
| 10/04/2001 | DE10049552C1 Attachment connecting tools to e.g. excavator arm, includes narrow mounting holding e.g. compactor which can be moved transversely upon it |
| 10/02/2001 | US6296924 System perforated cell confinement |
| 09/26/2001 | EP1136627A1 Lime-improved soil mortar and method for production thereof and fluidization treatment method using the same |
| 09/26/2001 | EP1135501A1 Chlamydia antigens and corresponding dna fragments and uses thereof |
| 09/26/2001 | CN1071829C A drain material and process for producing the same |
| 09/25/2001 | US6293729 Compactor for compacting soil |
| 09/20/2001 | WO2001068788A1 Soil improving agent including soil hardening agent and ground improving agent, soil improving method including soil hardening method and ground improving method, and improved ground |
| 09/19/2001 | CN2448872Y Roller vibration mill |
| 09/19/2001 | CN1313926A Device for drilling or draining holes in soil or rock |
| 09/19/2001 | CN1071392C Excavator for constructing underground continuous wall and construction method using the excavator |
| 09/19/2001 | CN1071391C Soft foundation reinforcing method and equipment utilizing underwater plastic drain board |
| 09/18/2001 | US6290637 Phosphate mineral-based reactive barrier containment system |
| 09/18/2001 | CA2158793C Vibration tamper |
| 09/12/2001 | EP1131495A1 Compaction roller |
| 09/12/2001 | CN2447386Y Device for monitoring construction of vibrating macadam pile |
| 09/12/2001 | CN2447385Y Plate vibrating rammer |
| 09/12/2001 | CN2447384Y Omnibearing portable steering vibrating plate tamper |
| 09/12/2001 | CN2447383Y Sand-fixation net |
| 09/12/2001 | CN1312417A Secondary hole forming method for collapsed base of extruded pile wall |
| 09/12/2001 | CN1070969C 'Core-covering' section embankment explosion method construction technology |
| 09/05/2001 | EP0654104B1 Machine and method for soil compaction |
| 08/30/2001 | WO2000047826A9 Short aggregate pier techniques |
| 08/30/2001 | DE10007707A1 Soil compaction method, uses cyclic expansion and contraction of device in borehole to generate mechanical impulses |
| 08/29/2001 | EP1127983A2 Vibrating plate compactor |
| 08/29/2001 | EP1127193A1 Method for stabilizing the ground and apparatus for applying the method |
| 08/23/2001 | WO2001061115A1 Method and device for compacting cohesive and non-cohesive material by means of pulsed displacement |
| 08/23/2001 | DE10007869C1 Vibrationsplatte Vibration plate |
| 08/21/2001 | CA2140350C Soil compaction |
| 08/16/2001 | US20010014257 Method of monitoring the diameter of columns made by injection |
| 08/14/2001 | US6273637 Dual wheel trench compactor |
| 08/07/2001 | US6270643 Method of effecting fluid flow in porous materials |
| 08/02/2001 | US20010010300 Plurality of panels filled with granular filtering material separated by elements cast in the ground, member emdedded in the element and auxiliary devices |
| 08/01/2001 | CN2440840Y Crushing and pressing apparatus |
| 08/01/2001 | CN1305691A Method for improving desert with city sewage |
| 07/31/2001 | US6267532 Handle assembly for a vibrating compactor |
| 07/26/2001 | WO2001053611A1 Soil reinforcement method and apparatus |
| 07/26/2001 | DE10001983A1 Cutting-jet monitor has passage through nozzle carrier directly adjoining fitted nozzles and passage forming symmetric or asymmetric funnel shape |
| 07/26/2001 | CA2398189A1 Soil reinforcement method and apparatus |
| 07/25/2001 | EP0927085A4 In situ deep remediation injection system & method |
| 07/25/2001 | CN2440059Y Drainage structural member capable of measuring depth |
| 07/25/2001 | CN1305088A Method of monitoring the diameter for cylindrical body made by injection process |
| 07/25/2001 | CN1305040A Method for building compound pile |
| 07/25/2001 | CN1305039A Method for improving desert |
| 07/19/2001 | DE19856234A1 Processing and improvement method for esp. cohesive soils uses crusher unit with on-line moisture meter and signal generator to determine additive volume required |
| 07/18/2001 | CN2439468Y Device for detecting depth of construction of plastic water drainage plate |
| 07/18/2001 | CN2439467Y Device for monitoring construction quality of bag sand well |
| 07/18/2001 | CN2439466Y Device for monitoring construction quality of bag sand well |
| 07/12/2001 | DE10049741A1 Pit depth determining method for use in compressing loose rock, involves determining length between two defined points of cable, when weight is placed on compression surface and after dropping the weight |
| 07/10/2001 | US6257803 Three component chemical grout injector |
| 07/04/2001 | CN1068083C Method for strengthening soft soil foundation by vacuum water-reducing combined with loading precompression |
| 07/03/2001 | US6254308 Equipment and a method for partially drying a zone of ground containing a liquid |
| 06/28/2001 | DE19960023A1 Aktive Gründung Active founding |
| 06/27/2001 | CN1067737C Injection-type chemical composition for stabilization and reinforcement process using same |
| 06/21/2001 | US20010004025 Device for drilling and draining holes in soil or rock |
| 06/20/2001 | EP1108854A2 Diameter control method for columns produced by an injection method |
| 06/20/2001 | EP1108818A2 Active foundation |
| 06/20/2001 | EP1108817A2 A method for the stabilisation of soils and restoration of any collapses |
| 06/20/2001 | EP1108115A1 Method for sealing rocks or building material and corresponding device |
| 06/19/2001 | US6247874 Drainage and strap drain materials |
| 06/13/2001 | EP1105618A1 Device for drilling or draining holes in soil or rock |
| 06/13/2001 | DE19956490A1 Ground compacting device with rebound damping has ground contact board with relatively moveable mass |
| 05/30/2001 | EP1103662A1 Vibratory compactor bearing lubrication system |
| 05/30/2001 | CN1066511C Method for construction of after-grouting pile composite foundation |
| 05/29/2001 | CA2010882C Stabilization of cemented back fill areas for mines |
| 05/23/2001 | DE19955853A1 Compacting preferably saturated or soft soil, by introducing wall of compactable particulate filler material to remove water |
| 05/23/2001 | CN2431311Y Electric stamper driven forward-backward |
| 05/16/2001 | EP1099797A2 Compactor machine |
| 05/16/2001 | EP1099796A2 Compactor machine |