| Patents for E02D 3 - Improving or preserving soil or rock, e.g. preserving permafrost soil (8,968) |
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| 04/21/1999 | CN1214395A Impact rolling to reinforce wet and depressive loess foundation and embankment |
| 04/21/1999 | CN1043068C Method for reinforcing foundation |
| 04/20/1999 | US5895347 Chemically stabilized organic emulsions |
| 04/15/1999 | WO1999018273A1 Sheet capable of controlling quantity of passing fluid |
| 04/14/1999 | CN1213726A High effective dredging strengthening method of soft foundation |
| 04/07/1999 | EP0906990A1 Method and apparatus for blending earth materials |
| 04/06/1999 | US5890844 Single engine soil processing system |
| 04/01/1999 | WO1999015479A1 Method of treating limestone and like calcareous materials |
| 04/01/1999 | WO1997045211A8 System and method for containing leachate using submerged counterflow sink |
| 03/31/1999 | EP0828896B1 A ballast system for compacting machines |
| 03/25/1999 | WO1999014288A1 Clay soil reinforcement |
| 03/25/1999 | DE19834439A1 Balcony drainage and ventilation system |
| 03/24/1999 | EP0903441A2 Method and device for placing an additive |
| 03/24/1999 | EP0903440A2 Method and device for ground improvement with a powder binder |
| 03/23/1999 | US5885026 System and method for containing leachate using submerged counterflow sink |
| 03/18/1999 | WO1999013166A1 Working machine with reduced upper mass vibrations |
| 03/18/1999 | WO1999013165A1 Working device with mass balancing on the crank mechanism |
| 03/18/1999 | DE19739743A1 Arbeitsgerät mit reduzierten Obermassenschwingungen Implement with reduced upper mass oscillations |
| 03/18/1999 | DE19739742A1 Arbeitsgerät mit Massenausgleich am Kurbeltrieb Implement with mass balance on the crank mechanism |
| 03/17/1999 | EP0901541A1 Compacting device |
| 03/11/1999 | WO1999011875A1 Apparatus and method for compacting material |
| 03/11/1999 | WO1999011870A1 Method and sheathing for producing a ground column to support building or travelling loads |
| 03/10/1999 | EP0900913A1 Drillstring |
| 03/10/1999 | EP0900883A1 Method and covering for making a column in the ground, which can carry loads from buildings or traffic |
| 03/10/1999 | CN1042448C Earth drains |
| 03/04/1999 | DE19737955A1 Compacting process for established dump of pre-compacted refuse |
| 03/03/1999 | CN1209489A Construction method for composite foundation by tamping expanding piles and compacting soil around piles |
| 02/25/1999 | WO1999009261A1 Ground treatment |
| 02/25/1999 | WO1999009114A1 Fiber-reinforced soil mixtures |
| 02/25/1999 | DE19731731A1 Bodenverdichtungsvorrichtung mit veränderbaren Schwingungseigenschaften Soil compaction device with changeable vibration characteristics |
| 02/24/1999 | EP0898020A1 Motor driven ground compactor |
| 02/24/1999 | EP0897793A1 Geotextile filter structure |
| 02/24/1999 | CN1208801A Cement and earth mixed pile for pore-filling and construction method therefor |
| 02/24/1999 | CN1208800A Squared network for water draining |
| 02/18/1999 | DE19731223A1 Erosion boring system for ground |
| 02/17/1999 | CN2307871Y Mechanism for adjusting elastic wheel claming tamping hammer |
| 02/17/1999 | CN2307819Y Pile pipe for compaction pile construction |
| 02/10/1999 | CN2307031Y Explosion-proof tamper |
| 02/09/1999 | US5868525 Method of preventing damages to loose sand ground or sandy ground due to seismic liquefaction phenomenon, and of restoration of disaster-stricken ground |
| 02/09/1999 | US5868523 For in-situ remediation of contaminated soil and ground water |
| 02/04/1999 | WO1999005362A1 Soil compacting device with adjustable vibration properties |
| 02/03/1999 | CN1206763A Weak foundation treatment technological method |
| 01/28/1999 | CA2213048A1 Box and insulating system for ground drainage |
| 01/27/1999 | EP0688380B1 Drive mechanism for a vibratory compactor |
| 01/21/1999 | WO1999002784A1 Low cost installation of columns of material |
| 01/21/1999 | WO1999002268A1 Improved mobile compactor, pulverizer & cutting apparatus and method therefor |
| 01/20/1999 | EP0892114A1 Method and device for placing an improvement material into a soft ground through a vast number of points |
| 01/20/1999 | EP0891453A1 Apparatus and method for liquefaction remediation of liquefiable soils |
| 01/20/1999 | CN1041746C Grouting liquid for injection into ground |
| 01/13/1999 | EP0612273B1 Heating to detoxify solid earthen material having contaminants |
| 01/07/1999 | WO1999000556A1 Method for padding ground below a duct using excavated soil, device for realising the same, equipment for compacting soil below a duct and soil-compacting mechanism |
| 01/07/1999 | EP0889173A1 Reinforcement frame for structures and method of constructing building structures utilizing the same reinforcement frame |
| 01/07/1999 | CA2298466A1 The method for padding ground below a duct using excavated soil, device for realising the same, equipment for compacting soil below a duct and soil-compacting mechanism |
| 12/30/1998 | WO1998059117A1 Electrically-conducting element |
| 12/30/1998 | CN1203645A Soil levelling device |
| 12/30/1998 | CN1041429C Soil or ground reinforcement treatment method |
| 12/23/1998 | EP0774025B1 Pyrotechnic tool firing device |
| 12/23/1998 | CN1041322C Dry grouting agent and method of producing same |
| 12/17/1998 | WO1998056514A1 Improved method of melting solid materials |
| 12/10/1998 | WO1998055700A1 A mandrel shoe |
| 12/10/1998 | WO1998055240A1 Remediation method |
| 12/09/1998 | EP0882845A1 Partition structure having a screen |
| 12/09/1998 | CN1201499A Honeycomb-shape binding structure |
| 12/02/1998 | EP0880569A1 Compositions for treating soils, method of preparation and use thereof |
| 12/02/1998 | CN1200423A Method for belt-like distributing explosive and then detonating for compacting under-water riprap foundation |
| 11/26/1998 | WO1998053148A1 Soil improving machine with excavating means |
| 11/24/1998 | CA2037601C A water and/or oil-impermeable sealing mat consisting substantially of a substrate layer, a layer of swellable clay and a cover layer |
| 11/19/1998 | WO1998051866A1 Impact compactor |
| 11/17/1998 | US5838880 Ground heating system |
| 11/17/1998 | US5836115 Foundation waterproofing and drainage system |
| 11/12/1998 | DE19719142A1 Road roller |
| 11/11/1998 | CN1198713A Soil compactor and traction control system thereof |
| 11/05/1998 | DE19718861A1 Excavator |
| 11/04/1998 | EP0875629A2 Compactor vehicle with axle guard |
| 11/04/1998 | CN1197872A Caustic sludge drying accelerating method |
| 11/03/1998 | US5830752 Apparatus for in-situ soil remediation |
| 10/29/1998 | WO1998048119A1 Compactor for compacting soil |
| 10/28/1998 | CN2295796Y Flat vibrator |
| 10/27/1998 | US5827362 Modified organoclays |
| 10/27/1998 | US5826808 Mobile compactor, pulverizer and cutting apparatus and method therefor |
| 10/22/1998 | DE19716318A1 Composite cladding, protecting surfaces of building in contact with ground |
| 10/21/1998 | EP0688379B1 Control of a compacting machine |
| 10/21/1998 | CN1196425A Method for quick control desert extending |
| 10/15/1998 | WO1998045540A1 Working tool, in particular soil rammer or hammer |
| 10/15/1998 | DE19714555A1 Arbeitsgerät, insbesondere Stampfgerät zur Bodenverdichtung oder Hammer Tool, in particular ramming device for compacting soil or hammer |
| 10/14/1998 | EP0870898A1 Method for injection treatment of a formation of little deformability and sleeve for use with the method |
| 10/14/1998 | EP0870875A2 A vertical drain |
| 10/13/1998 | US5820302 Combining soil aggregates with alkali metal silicate, water soluble divalent or trivalent cation, adding cement to the combination, adding water to the above mixture to hydrate cement suitable for use in road paving |
| 10/13/1998 | US5820301 Method of laying concrete on an area of frozen ground |
| 10/13/1998 | US5820296 Prefabricated vertical earth drain and method of making the same |
| 10/13/1998 | US5819850 Geotechnical grouting device and method |
| 10/07/1998 | EP0869221A1 Remote control for walk-behind compactor |
| 10/07/1998 | CN2293594Y Permeable breakwater pile foundation |
| 10/07/1998 | CN1195383A Soil compactor with stabilising wheel system |
| 10/07/1998 | CN1195054A Method for unwatering soft foundation |
| 10/06/1998 | US5816741 Remote control for walk-behind compactor |
| 10/01/1998 | WO1998042920A1 Compacting device |
| 10/01/1998 | WO1998042789A1 Cross-linkable compounds, optionally containing mq silicon resins |
| 10/01/1998 | DE19709079A1 Method of preventing water seepage through rock |
| 09/29/1998 | US5814147 Reducing the amount of water needed to achieve a set consistency; breaking up soil with modified auger; adding aqueous composition of dispersant; adding cement after withdrawal of tool; hardening |