| Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197) |
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| 09/27/1988 | US4773792 Positioning flexible container with foaming agent, expansion and migration of agent to form bond, and hardening in place |
| 09/27/1988 | CA1242330A1 Hydrostatic coupling device |
| 09/21/1988 | EP0283336A1 Light earth-retaining construction |
| 09/21/1988 | EP0282935A2 Apparatus and process for widening roadways |
| 09/21/1988 | EP0282679A1 Set of elements for composite constructions |
| 09/21/1988 | CN87102552A Guiding tube reverse-circulation grooving method for underground continuous wall |
| 09/20/1988 | US4772154 Sealing gasket for a roadway manhole |
| 09/07/1988 | EP0280872A1 Device for securing a cover closing an opening |
| 09/07/1988 | CN88201713U Cover of inspection shaft |
| 08/30/1988 | US4767238 Method of accurately positioning a prefabricated structure on the sea bed or on a river bed by grounding, and a sea or a river construction obtained by said method |
| 08/17/1988 | EP0278325A1 Cover frame for an opening shielded by a lid or grating |
| 08/17/1988 | EP0278145A1 Retaining panel |
| 08/17/1988 | EP0278078A1 Plant for producing an elongate structure |
| 08/16/1988 | US4763449 Manhole cover sealing and locking arrangement |
| 08/10/1988 | EP0277587A1 Cover for an opening with a lid or grating inserted in a frame |
| 08/10/1988 | EP0277399A1 Prefabricated PC shelter structure |
| 08/04/1988 | DE3702305A1 Wedge element for adapting the height and inclination of cylindrical shaft upper parts |
| 08/04/1988 | DE3702254A1 Method of constructing a tunnel under a stretch of water |
| 07/27/1988 | EP0275412A2 Method of producing an elongate structure |
| 07/26/1988 | US4759656 Construction of a manhole chimney |
| 07/14/1988 | DE3644741A1 Manhole covering |
| 07/12/1988 | US4756946 Plastic material mesh structure |
| 07/12/1988 | US4756645 Support structure, process for producing this support structure, means for practicing the process |
| 07/06/1988 | EP0273441A2 Process for discharging spoils |
| 07/06/1988 | EP0273086A1 Building element kit and usage of the same |
| 07/06/1988 | EP0273077A1 Retaining structure and method for realizing this retaining structure |
| 06/29/1988 | EP0272473A2 Process for supporting retaining walls |
| 06/28/1988 | US4753701 Embedding granular particles in sticky surface; bonding, pressing, stripping |
| 06/22/1988 | EP0126730B1 Method for pressing and vibrating polyhedral bodies |
| 06/21/1988 | US4751799 Method and apparatus for lining manhole assemblies and the like |
| 06/21/1988 | CA1238223A1 Manhole riser having integral flexible waterlock for manhole covers and having a water tight seal for sealed manhole covers |
| 06/21/1988 | CA1238200A1 Facing in the form of plates for the bank of earthen formations particularly soil masses reinforced by geotextile sheets |
| 06/21/1988 | CA1238196A1 Drop manhole precast encasement |
| 06/16/1988 | DE3641890A1 Method and apparatus for lowering round shaft covers into road surfaces |
| 06/16/1988 | DE3641853A1 Apparatus for lowering round shaft covers into road surfaces |
| 06/07/1988 | US4749307 Seal structure for joint between two structural sections |
| 05/31/1988 | US4747453 Security cover and housing for a well |
| 05/31/1988 | US4747381 Marine propulsion device with spark timing and fuel supply control mechanism |
| 05/31/1988 | CA1237314A1 Watertight manhole insert |
| 05/31/1988 | CA1237288A1 Structural module for retaining walls and the like |
| 05/11/1988 | EP0267134A1 A manhole cover |
| 05/05/1988 | WO1988003206A1 Self anchoring retaining wall for granular materials |
| 05/05/1988 | DE3637493A1 Manhole cover with damping insert |
| 05/05/1988 | DE3635856A1 Connecting profile for sealing strips in trench walls |
| 04/28/1988 | DE3634906A1 Precast concrete member and method of constructing a trench wall with the use of the precast concrete member |
| 04/27/1988 | EP0264390A1 Retaining wall built with reinforced earth |
| 04/26/1988 | US4739896 Aircraft servicing pit with gravity operated lid latch |
| 04/12/1988 | US4737220 Method of making a manhole riser having integral flexible waterlock for manhole covers and having a water tight seal for sealed manhole covers |
| 04/07/1988 | DE3632189A1 Pressure tunnel |
| 04/07/1988 | DE3631686A1 Shaft structure for sanitary landfills |
| 04/06/1988 | EP0262283A1 Block for environmental maintenance |
| 04/05/1988 | US4735395 Interfacial separator for concrete structures |
| 04/05/1988 | US4735234 Buried large cross-section conduit |
| 03/24/1988 | WO1988002050A1 Wall and block therefor |
| 03/02/1988 | EP0258107A1 Covering structure, in particular for instalment on a pipeline or the like deposited on the sea floor |
| 03/02/1988 | EP0257382A2 Method for stabilizing the soil |
| 03/01/1988 | US4728544 Method for coating steel structures in water |
| 03/01/1988 | US4728227 Retaining wall structure |
| 03/01/1988 | US4728225 Method of rehabilitating a waterfront bulkhead |
| 03/01/1988 | CA1233328A1 Telescopic column pipe to be located in the ground |
| 02/25/1988 | WO1988001325A1 Modular building system |
| 02/25/1988 | DE3626462A1 Method for sinking a shaft onto an existing pipe conduit, and an inspection and cleaning shaft |
| 02/23/1988 | US4726708 Mattress-type gabion for producing protective covering structures to be used on soil surfaces subject to erosion |
| 02/23/1988 | US4726707 Fiber-reinforced plastic; lightweight filler |
| 02/23/1988 | US4726490 For a sump well |
| 02/16/1988 | US4725170 Retained earth structure and method of making same |
| 02/16/1988 | US4725164 Method of excavating a storage complex in rock for storing radioactive waste |
| 02/11/1988 | DE3720919A1 Sealing profile for segments of tunnel tubes |
| 02/10/1988 | EP0255600A1 Sealing profile for segments of tunnel tubes |
| 02/10/1988 | CN86206796U Safety manhole for waterpipe and sewer |
| 02/09/1988 | US4723866 Manhole cover locking bolt construction |
| 02/09/1988 | CA1232483A1 Method of and apparatus for adjustably leveling manhole covers, grates and the like |
| 01/28/1988 | DE3623654A1 Manhole cover |
| 01/28/1988 | DE3623178A1 Wall disc for a tunnel |
| 01/21/1988 | DE3624051A1 Manhole cover with damping inlay |
| 01/20/1988 | EP0253150A2 Wall of pre-cast panels, particulary for earth-retaining and for building liquid-holding tanks |
| 01/19/1988 | US4719738 Tile block |
| 01/19/1988 | US4719724 Precast concrete manhole adjustable bolt slot assembly for securing cast iron frame and cover |
| 01/12/1988 | US4718792 Prefabricated retaining-wall elements for protection, consolidation and/or facing of excavations, ground anchor and assembly devices, and procedure for application of these elements and devices |
| 01/07/1988 | EP0250663A1 Resin coating on steel structures under water |
| 01/06/1988 | CN87200543U Self-locking antitheft manhole circular cover |
| 12/23/1987 | DE3620650A1 Method for producing multi-storey underground structures, in particular underground garages |
| 12/17/1987 | DE3621019A1 Method for producing a tunnel structure |
| 12/15/1987 | CA1230253A1 Manhole seal construction |
| 12/09/1987 | EP0248430A2 Gutter |
| 12/09/1987 | EP0248427A2 Gutter |
| 12/08/1987 | US4711606 Shaped (concrete) block for retaining walls and also a retaining wall |
| 12/02/1987 | CN87207741U Anti-pluging and stink-proof cap of drainage well |
| 12/01/1987 | US4710062 Metal strip for use in stabilized earth structures |
| 11/24/1987 | US4707962 Cascade wall structure |
| 11/19/1987 | EP0245407A1 Casing for constructing a rigid structure upon the bottom of a body of water as well as a method of constructing a rigid structure upon the bottom of a body of water. |
| 11/17/1987 | US4706428 Apparatus for reinforcing a concrete block wall |
| 11/07/1987 | CN86208121U Repeater well for underground cable communication |
| 11/07/1987 | CN86207001U T-shaped, winged prefabricated componect for retaining wall |
| 11/03/1987 | US4704052 Foundation and method for improving the resistance to sliding of civil engineering structures |
| 11/03/1987 | US4703602 Forming system for construction |
| 10/31/1987 | CN86210505U Single mooring/seabed oil reservoir |
| 10/28/1987 | EP0242497A1 Tunnel construction process |
| 10/15/1987 | DE3542879A1 Buried-cable and buried-pipe prefabricated construction box for branch and/or booster stations |
| 10/14/1987 | EP0240493A1 Method for compaction-trussing-injection or decompaction-draining and construction of linear works or planar works in grounds. |