| Patents for E02D 19 - Keeping dry foundation sites or other areas in the ground (2,850) |
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| 12/16/1999 | DE19832935C1 Method of production high pressure injected building foundation |
| 12/02/1999 | WO1999061388A2 Activated clay mineral powder, drying method for producing the same, and material for impervious walls |
| 12/02/1999 | WO1999061386A2 Material for impervious walls, consisting of an activated clay mineral powder with a hydraulic binding agent |
| 11/25/1999 | DE19843092A1 Dense wall material of storage stable clay and hydraulic binder mixture |
| 11/24/1999 | EP0959183A1 Thermoplastic curtain wall system |
| 11/18/1999 | WO1999058469A1 Cement material containing lithium with improved mechanical properties, useful for retaining cations, and methods for making same |
| 10/14/1999 | WO1999051820A1 Construction of a fluid impermeable subterranean barrier wall |
| 09/28/1999 | US5957625 In-ground barrier |
| 09/07/1999 | US5947644 Construction of a fluid impermeable subterranean barrier wall |
| 08/04/1999 | CN2331703Y Miniature well-points dewatering device |
| 07/13/1999 | US5921319 Methods of terminating water flow in a subterranean formation |
| 06/29/1999 | US5915884 Arcuate end corrugated paper form void |
| 06/15/1999 | US5911546 In-ground barrier |
| 05/12/1999 | DE19748660A1 Stabilized dyke |
| 05/06/1999 | EP0759176A4 Apparatus for detecting a connection between adjacent panels of a curtain wall |
| 05/04/1999 | US5899031 Partition structure having a screen |
| 04/29/1999 | DE19751335C1 Method of forming injected concrete building foundations |
| 03/24/1999 | EP0903440A2 Method and device for ground improvement with a powder binder |
| 03/16/1999 | CA2137216C Welding chamber |
| 02/04/1999 | DE19729303A1 Permeabler Reaktorraum Permeable reactor chamber |
| 01/21/1999 | WO1999002280A1 Permeable reactor chamber |
| 01/07/1999 | DE19724418A1 Reaktor zur Grundwassersanierung und Verfahren zum Herstellen des Reaktors Reactor for groundwater remediation and method of manufacturing the reactor |
| 12/17/1998 | WO1998056515A1 Reactor for ground water cleanup and method for producing said reactor |
| 12/16/1998 | EP0884418A2 Device for the lowering of the groundwater level or for the removal of floating layers |
| 12/10/1998 | DE19723554A1 Seal for bath trap |
| 12/09/1998 | EP0882845A1 Partition structure having a screen |
| 12/08/1998 | US5845720 Method for providing a substantially leakproof shielding layer in the ground and a device for performing the method |
| 10/27/1998 | US5827362 Modified organoclays |
| 10/15/1998 | DE19725035C1 Stopping leaks in building foundations in wet ground |
| 08/19/1998 | CN1190690A Nozzle of pipe jetting device on jet well and installation method thereof |
| 08/12/1998 | CN1190145A Method for lowering level of ground water |
| 08/04/1998 | US5788422 Underground barrier construction apparatus with soil-retaining shield |
| 07/21/1998 | US5782583 In-ground barrier |
| 06/16/1998 | US5765965 Apparatus for in situ installation of underground containment barriers under contaminated lands |
| 06/02/1998 | US5758993 Method and apparatus for forming successive overlapping voids in the ground along a predetermined course of travel and for producing a subterranean wall therein |
| 06/02/1998 | US5758991 Underground dam |
| 05/20/1998 | EP0843049A1 Apparatus and methods to create perviousness in a trench wall |
| 05/13/1998 | CN2281365Y Plate for water draining and ground strengthening |
| 04/09/1998 | WO1998014283A1 Underground barrier construction apparatus with soil-retaining shield |
| 04/01/1998 | EP0833011A1 Process for making concurrently located injection bodies in the ground |
| 03/03/1998 | US5722800 Seal and its production method for the creation of load bearings, removable earth masses for the construction of underground structures such as cavity structures |
| 02/26/1998 | DE19633737A1 Reaction products of clay with humic substances |
| 02/19/1998 | DE19625038C1 Method for continuous production of sealing walls |
| 02/05/1998 | WO1998004649A1 Method of ground treatment |
| 02/05/1998 | WO1998004647A1 Method of sealing reservoirs containing aqueous media |
| 01/02/1998 | DE19631275C1 Flood wall for building protection |
| 11/11/1997 | US5685668 Barrier wall installation system |
| 09/17/1997 | EP0795061A1 Drainage wall buried in the ground |
| 09/04/1997 | DE19604523A1 Elevated sealing bed manufactured by high pressure injection or submerged concrete |
| 08/21/1997 | DE19648604A1 Method of manufacturing lift-proof excavation bed construction for building excavations in groundwater |
| 08/21/1997 | DE19604525A1 High-pressure injection sealing bed for excavation |
| 07/10/1997 | DE19600181A1 Welding of interlocking plastic profiles between plastic plates for landfill site sealing walls |
| 06/19/1997 | DE19525724C1 Method of excavation ground water base sealing |
| 04/29/1997 | US5624208 Process for sealing soil formations |
| 04/24/1997 | DE19536778C1 Groundwater seal forming machine for continuous seals against metal contaminants |
| 04/10/1997 | DE19618050A1 Device for deep pipe canal excavation |
| 03/26/1997 | CA2156311A1 Bermtek containment system |
| 03/18/1997 | US5611643 Digging in ground, supporting walls and backfilling |
| 03/13/1997 | WO1997009486A1 Drainage wall buried in the ground |
| 03/11/1997 | US5609438 Flood barrier and a method for forming a flood barrier |
| 02/26/1997 | EP0759176A1 Apparatus for detecting a connection between adjacent panels of a curtain wall |
| 02/05/1997 | CN1141991A Stereosewering compacting-method for soft foundation |
| 01/22/1997 | EP0546154B1 Apparatus and methods for cutting soil and in situ construction of subsurface containment barriers |
| 01/22/1997 | CN2245626Y Drainage core plate for soil |
| 12/24/1996 | US5586416 For retaining concrete poured |
| 12/19/1996 | DE19521986A1 Mfg. dry construction pit sole located below ground water level |
| 12/17/1996 | US5584601 Process for production of cut-off walls |
| 11/21/1996 | DE19517904A1 Process and equipment for treating contaminated soil |
| 10/24/1996 | DE19522150C1 Building-site trench-formation method with ground-water barrier |
| 10/22/1996 | US5567076 Method of positioning a pipeline across a water-course |
| 10/02/1996 | DE19510162A1 System for closing suspension supported earth pile |
| 09/03/1996 | US5551808 Interlocking joint |
| 09/03/1996 | US5551807 In-ground barrier system |
| 08/14/1996 | EP0639157B1 System for treating polluted groundwater |
| 08/06/1996 | US5542782 Method and apparatus for in situ installation of underground containment barriers under contaminated lands |
| 07/25/1996 | DE19522723A1 Hydraulic binder-contg. sealing wall material |
| 07/18/1996 | DE19500312A1 Restoration method for surface of graveyard |
| 07/17/1996 | EP0600017B1 Underground pollution control barrier |
| 06/27/1996 | DE4440691A1 Continual process for construction of sub-surface wall sub-divides trench into working trench |
| 06/13/1996 | DE19506446C1 Sealing wall compsn. used to line walls, e.g. in refineries |
| 05/30/1996 | DE4442475A1 Construction method for horizontal sealing screen |
| 04/24/1996 | CN2225490Y Abreast jet well point machine group |
| 04/18/1996 | WO1996011074A1 In-ground barrier system |
| 04/16/1996 | US5507149 Nonporous liquid impermeable cryogenic barrier |
| 04/09/1996 | US5505814 Welding device for welding a welding profile to a welding groove |
| 03/05/1996 | US5497097 Apparatus for detecting a connection between adjacent panels of a curtain wall |
| 03/05/1996 | US5496133 Water drainage assembly |
| 02/07/1996 | CN1116262A Construction method and device using large open caisson lowering water level in high-storied buiding and under ground engineering |
| 01/30/1996 | US5487622 System for treating polluted groundwater |
| 12/06/1995 | CN2214461Y Soft drainage pipe |
| 11/30/1995 | WO1995032339A1 A flood barrier and a method for forming a flood barrier |
| 11/29/1995 | EP0684343A1 Process for the production of impervious walls |
| 11/29/1995 | EP0684213A1 Aqueous composition for impervious walls |
| 11/09/1995 | WO1995030156A1 Apparatus for detecting a connection between adjacent panels of a curtain wall |
| 10/17/1995 | US5458722 Method and locking device, for connecting in a liquid-tight manner wall sections of a multi-sectioned wall |
| 10/03/1995 | US5454668 Flood barrier and a method for forming a flood barrier |
| 09/13/1995 | EP0670937A1 Liquid-tight coupling for interconnected plastic webs forming a sealing wall |
| 08/30/1995 | CN1107536A Splitting grouting and water-proof curtain construction method and equipment |
| 08/29/1995 | US5444950 Drainage sysatem for building foundations |
| 08/17/1995 | WO1995021989A1 A method for providing a substantially leakproof shielding layer in the ground and a device for performing the method |