| Patents for E02D 3 - Improving or preserving soil or rock, e.g. preserving permafrost soil (8,968) |
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| 05/16/2001 | CN2430472Y Static force pull press plate inserting machine |
| 05/16/2001 | CN1295158A Desert covering cement layer |
| 05/16/2001 | CN1295157A Directional blasting and sliding process of underwater sludge and soft base |
| 05/15/2001 | CA2010885C Stabilization of mine tailings deposit areas |
| 05/10/2001 | DE19953819A1 Sealing wall for tunnel and shaft drivage through mixed ground installs highpressure injected columns to intersect prior to inserting freezing lances to intersection and non-grouted ground both ends. |
| 05/09/2001 | EP1097272A1 Ramming device comprising a vibration reducing guide cylinder |
| 05/02/2001 | CN2428518Y Monitoring-controlling system for construction quality of vibration-inpaction of crushed-stone pail |
| 05/02/2001 | CN2428517Y Sand-fixing device for air drop |
| 05/02/2001 | CN1293644A Chemical agent for improving engineering properties of soil |
| 05/02/2001 | CN1065306C Composite impact densifying machine |
| 04/25/2001 | EP1094160A2 Fluidized soil material supply machine |
| 04/25/2001 | EP1094044A1 Slurry for tight screens |
| 04/19/2001 | WO2001027396A1 Soil liquefaction prevention by electro-osmosis during an earthquake event |
| 04/19/2001 | WO2000036231A9 Method and apparatus for controlling a work implement |
| 04/19/2001 | DE19945040A1 Vibrating compactor for ground has flexible vibrator lance of pre-stretched steel cable sections enclosed by elastic protective hose with pipe/supply line holders |
| 04/17/2001 | US6217255 Cleaner module for a compacting machine and an associated method of operating a compacting machine |
| 04/12/2001 | DE19943391A1 Schwingungserreger für Bodenverdichtungsgeräte Vibration exciter for soil compaction devices |
| 04/11/2001 | EP1089950A1 Chemical agent for improving the engineering properties of soil |
| 04/10/2001 | US6213681 Soil compacting device with adjustable vibration properties |
| 04/05/2001 | DE19941373A1 Vibro-lance unit with cylinders has foot-mounted cylinders pivoted on lance holder whose four symmetric jaws are powered by left and right cylinders. |
| 04/04/2001 | EP1088135A1 Composite fabric webs for reinforcing soil layers |
| 04/03/2001 | CA2025386C Geogrids |
| 03/28/2001 | EP1087064A2 Soil modifying machine |
| 03/28/2001 | EP0998609B1 Soil compacting device with adjustable vibration properties |
| 03/28/2001 | CN2425132Y Quick-assembling attached vibrator |
| 03/27/2001 | US6206611 Device for cleaning the tire of a roller |
| 03/27/2001 | CA2041028C Apparatus and method for controlling a vibratory tool |
| 03/22/2001 | WO2001019535A1 Vibration exciter for ground compacting devices |
| 03/21/2001 | EP1009550A4 Improved method of melting solid materials |
| 03/20/2001 | US6204430 Hexametaphosphate as an agent for treating wastes, preparing construction materials and stabilizing soils |
| 03/20/2001 | US6203682 Well designs for electrokinetic remediation |
| 03/15/2001 | DE19835820A1 Improved processing device for damp ground structure uses periodically oscillating forces on roller continuously rolled into ground in order to withdraw free water |
| 03/14/2001 | EP0847462B1 Novel draining wall, method for producing same and element implementated thereby |
| 03/14/2001 | CN2423317Y Sounding type drainage component |
| 03/14/2001 | CN2423316Y Air-drop sand-fixation apparatus |
| 03/07/2001 | EP1081289A1 Apparatus and method for measuring an underground construction element |
| 03/07/2001 | CN2422345Y Shock absorber for impact compactor |
| 03/07/2001 | CN2422344Y Buffer for impact compactor |
| 03/07/2001 | CN2422343Y Impact compactor |
| 02/28/2001 | EP1079028A1 Device for earth compaction |
| 02/28/2001 | EP1078130A1 Protecting compactor axles, seals and wheel bearings from wire wrap intrusion |
| 02/28/2001 | EP0828898B1 Textile composite material |
| 02/28/2001 | CN2421324Y Frog rammer |
| 02/27/2001 | US6193444 In-situ blending and transferring of earth materials |
| 02/21/2001 | CN2420329Y Rammer |
| 02/21/2001 | CN2420328Y Internal combustion impact rammer |
| 02/14/2001 | EP1075570A1 An equipment and a method for partially drying a zone of ground containing a liquid |
| 02/14/2001 | EP1016761A4 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 |
| 02/14/2001 | CN2419265Y Separate vibrator |
| 02/14/2001 | CN1062045C In-situ pouring pile method |
| 02/13/2001 | US6188942 Method and apparatus for determining the performance of a compaction machine based on energy transfer |
| 02/07/2001 | CN2418162Y Shock-isolation rammer |
| 02/07/2001 | CN2418161Y Universal flat-board vibration rammer |
| 02/07/2001 | CN1282825A Vibration compacted galet pile resisting pull-up and floatation, and its forming method |
| 02/07/2001 | CN1282823A Method for draining collected water from underground manhole |
| 02/07/2001 | CN1282660A Large surface area high tensile strength earth mat, its manufacturing method and device and its application |
| 02/01/2001 | WO2001008310A1 Operating device having a light detector |
| 02/01/2001 | DE19930885A1 Verfahren und Vorrichtung zur Steuerung eines Tiefenrüttlers Method and apparatus for controlling a depth vibrator |
| 02/01/2001 | DE19930884A1 Sub-soil compacting method uses sub-soil vibrator with flywheel altered in size during lowering/withdrawal to vary impact force |
| 01/31/2001 | EP1071853A1 Retaining wall block system |
| 01/30/2001 | US6179527 Apparatus for inserting flexible members into the earth |
| 01/30/2001 | US6179520 Earth compacting machine |
| 01/25/2001 | WO2001006517A1 Phosphate mineral-based reactive barrier containment system |
| 01/25/2001 | DE19934186A1 Control device has light detector on control part in area gripped by hand that outputs brightness signal, evaluation circuit for evaluating brightness signal, producing control signal |
| 01/23/2001 | CA2039148C Process for in situ decontamination of subsurface soil and groundwater |
| 01/18/2001 | WO2001004426A1 Lime-improved soil mortar and method for production thereof and fluidization treatment method using the same |
| 01/17/2001 | EP1069245A1 Process of improving ground by means of lime columns |
| 01/17/2001 | EP1069244A2 Method and apparatus for monitoring a downhole vibrator |
| 01/17/2001 | EP1069242A2 Perfected vibrating drum for soil tamping machines |
| 01/17/2001 | EP1068402A1 Device for inserting foreign matter into the soil and for compacting the soil |
| 01/17/2001 | EP1068092A1 Road roller |
| 01/10/2001 | EP1066426A1 Road roller comprising at least one roller-wheel unit |
| 01/09/2001 | US6171030 Soil improving machine with excavating means |
| 01/09/2001 | US6171020 Pressure adjustable, soil cleating attachment for front of bulldozers |
| 01/04/2001 | DE19930504A1 Drivage with freeze-boring in mines and tunnels uses double headed machine to drill outer and inner strings into rock leaving outer string and bit to case hole for piping in circulating freeze agent. |
| 01/04/2001 | DE19928397A1 Stabilizing loose ground uses a vibrating lance to inject a medium into it on sinking and withdrawal with a selected injected medium according to the nature of the ground and its saturation |
| 01/03/2001 | EP1064432A1 Consolidation method for soil layers with low permeability |
| 01/03/2001 | EP1064431A1 Directional control for a vibrating plate |
| 01/03/2001 | CN2412927Y Roller of rolling compactor |
| 01/03/2001 | CN2412918Y Impact roller |
| 12/27/2000 | CN1059943C Technology of high pressure jet pouring of badly weathered soft basement rocks |
| 12/26/2000 | US6164868 Prefabricated vertical earth drain with relief protrusions |
| 12/21/2000 | WO2000077307A1 Mobile soil improving machine |
| 12/21/2000 | DE19912813C1 Travel direction control for ground compaction device e.g. vibration plate compactor, has sensor detecting position of travel direction selection lever for controlling switching valve in hydraulic drive circuit |
| 12/20/2000 | EP1061181A1 Soil compacting wheeled vehicle |
| 12/20/2000 | CN1276963A Artificial vegetation |
| 12/20/2000 | CN1059694C Chemical grout liquid for ground grouting |
| 12/20/2000 | CN1059693C Reagent for foundation injection use |
| 12/14/2000 | WO2000075435A1 Mobile soil improving machine |
| 12/07/2000 | WO2000073594A1 Compactor and compactor series |
| 12/06/2000 | CN2409243Y Drawn compactor |
| 12/06/2000 | CN1275660A Vibration impacting crushing stone piling method |
| 12/01/2000 | WO2000073595A1 Power transmission arrangement for a compactor |
| 11/30/2000 | DE19928692C1 On-line ground compaction control method uses detected sensor values for calculating system dynamic characteristics and actual ground loading for control of vibratory compactor |
| 11/29/2000 | CN1274787A Electric tamper |
| 11/29/2000 | CN1059005C Method for quickly drainaging soft subgrade and apparatus thereof |
| 11/23/2000 | WO2000070152A1 Method and apparatus for soil stabilisation |
| 11/22/2000 | CN1058767C Cubic drying and solidifying method for soft foundation |
| 11/21/2000 | US6149352 Retaining wall block system |
| 11/21/2000 | US6149351 Remediation of heavy metal contaminated soil |