| Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197) |
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| 08/04/1999 | CN2331705Y Manhole cover with lock |
| 08/04/1999 | CN2331704Y Retaining wall with anchor plate |
| 08/03/1999 | US5932255 Apparatus for casting wire reinforced members utilizing members for positioning and supporting the wire reinforcements |
| 08/03/1999 | US5930947 Landscape system apparatus |
| 07/29/1999 | WO1999037868A1 Shaped brick for erecting walls, especially dry walls |
| 07/29/1999 | WO1999037867A1 Shuttering grid for supporting slopes |
| 07/29/1999 | WO1999037530A1 Manhole door device |
| 07/29/1999 | DE19857680A1 Concrete angle bracket to support slopes, pavements, etc. |
| 07/29/1999 | CA2318617A1 Shaped brick for erecting walls, in particular dry walls |
| 07/22/1999 | WO1999036633A1 Height adjustment manhole |
| 07/21/1999 | CN2329709Y Steel fibre concrete manhole shaft |
| 07/21/1999 | CN2329708Y Side stress resisting ring |
| 07/20/1999 | US5924846 Cover for sewer basin having integral control housing |
| 07/15/1999 | WO1999035343A1 Stabilizing elements for mechanically stabilized earthen structure and mechanically stabilized earthen structure |
| 07/15/1999 | WO1999035342A1 System for fixing a reinforcing strip to a reinforced retaining structure wall and method for making said wall |
| 07/15/1999 | WO1999035341A1 Cellular structure, in particular a retaining system or a space-dividing wall |
| 07/15/1999 | WO1999027191A3 Seawall panel |
| 07/15/1999 | CA2317511A1 Stabilizing elements for mechanically stabilized earthen structure and mechanically stabilized earthen structure |
| 07/14/1999 | CN2328700Y Anti-theft lock for manhole cover |
| 07/14/1999 | CN2328699Y Lacing wire grid belt for earthwork |
| 07/14/1999 | CN1222947A Sealing section for tunnel segments and tunnel comprising such sealing sections |
| 07/13/1999 | US5921715 Retaining wall and method |
| 07/08/1999 | DE19800011A1 Zellenbauwerk, insbesondere Hang-Stützmauer oder Raumteilungsmauer Cell structure, in particular the slope or retaining wall room partition wall |
| 07/01/1999 | WO1999032735A1 Road stem case |
| 07/01/1999 | WO1999032731A1 Reinforced retaining wall |
| 07/01/1999 | WO1999032274A1 Process for the fabricating of reinforced plastic drain covers, and reinforced plastic drain covers obtained using this process |
| 06/30/1999 | CN1221467A Composite concrete metal encased stiffeners for metal plate arch-type structures |
| 06/29/1999 | US5915886 For sealing and reinforcing the walls of a manhole |
| 06/24/1999 | WO1999031326A1 Acoustic/visual barrier, ridge like, hollow structure |
| 06/24/1999 | DE19757450C1 Climbing rung for concrete shaft |
| 06/23/1999 | EP0924352A1 Inspection chamber for underground pipe system |
| 06/23/1999 | EP0924351A1 Frame for a manhole cover |
| 06/17/1999 | WO1999029968A1 Manhole collar assembly and method with trimming step |
| 06/17/1999 | DE19754997A1 Repair system for heavy retaining walls |
| 06/17/1999 | DE19753732A1 Manhole cover erection adapter ring aid for shafts |
| 06/16/1999 | EP0922810A1 Method of securing slopes |
| 06/16/1999 | CN2324183Y Antitheft device for iron cover of manhole |
| 06/16/1999 | CN2324182Y Over beam anchoring structure |
| 06/15/1999 | US5911545 Method for stabilizing and repair of docks and seawalls |
| 06/15/1999 | US5911539 Interconnected block system |
| 06/15/1999 | US5911537 Framework for covering an opening to an installation |
| 06/15/1999 | CA2156014C Floating head access opening |
| 06/10/1999 | WO1999028563A1 Reinforced polymeric geogrids |
| 06/10/1999 | DE19753749A1 U shaped concrete block used for building landscaped embankments or walls |
| 06/10/1999 | DE19752473A1 Drain system for street gutters |
| 06/09/1999 | EP0921236A1 Mobile access means |
| 06/09/1999 | CN2323020Y High-strength composite material fibre concrete member for municipal works |
| 06/03/1999 | WO1999027191A2 Seawall panel |
| 06/02/1999 | CN2321819Y Two-point locking type theft-proof cesspool cover |
| 06/02/1999 | CN2321818Y Prizing-resistant theft-proof safet manhole cover |
| 06/02/1999 | CN1218527A Reinforcement frame for structures and method of constructing building structures using same reinforcement frame |
| 05/27/1999 | WO1999025931A1 Square or rectangular road system device comprising a support frame and a cover element |
| 05/27/1999 | DE19744318C1 Earth barrier fixing for railway cutting |
| 05/26/1999 | EP0918111A1 Method of anchoring a sewer manhole and manhole thus anchored or sewer manhole for such an anchoring |
| 05/26/1999 | EP0917604A1 Soil reinforcement |
| 05/26/1999 | CN2320669Y Screw-type anti-theft cover for manhole |
| 05/26/1999 | CN2320668Y Reinforced composite material rain-water grate on road |
| 05/26/1999 | CN2320667Y Anti-theft cover for manhole |
| 05/26/1999 | CN2320666Y 可调式人孔装置 Adjustable manhole device |
| 05/26/1999 | CN2320665Y Structure-improved retaining block |
| 05/26/1999 | CN1043482C Soil retaining wall structure and construction method therefor |
| 05/20/1999 | WO1999024677A1 Apparatus and method for securing soil reinforcing elements to earthen retaining wall components |
| 05/20/1999 | DE19851398A1 Frame construction component for building |
| 05/20/1999 | DE19846649A1 Construction block for walls |
| 05/19/1999 | CN2319448Y Anti-theft inspection shaft cover |
| 05/19/1999 | CN2319447Y Anti-theft manhole cover implement and its opening tool |
| 05/19/1999 | CN2319446Y Anti-theft manhole cover |
| 05/18/1999 | US5904446 Flotation system for buildings |
| 05/18/1999 | US5904185 Under internal pressure |
| 05/14/1999 | WO1999023313A1 Slip form for constructing support walls |
| 05/14/1999 | CA2253147A1 Retaining wall system |
| 05/12/1999 | EP0914524A1 Prefabricated concrete element for building a structure with an arched wall |
| 05/12/1999 | DE19742056C1 Method of adjustment of manhole cover |
| 05/12/1999 | CN2318268Y Beam manhole cover and base |
| 05/12/1999 | CN2318267Y Anti-theft cover for manhole |
| 05/12/1999 | CN2318266Y Anti-theft manhole cover device and its open tool |
| 05/11/1999 | US5902074 Apparatus and method for stabilizing sloped embankments |
| 05/11/1999 | US5901506 Composite concrete and plastic manhole system |
| 05/06/1999 | EP0913534A1 Manhole for fluid conduits and manhole section therefor |
| 05/06/1999 | EP0913526A1 Manhole cover with a sleeve |
| 05/06/1999 | EP0913525A1 Device for closing road wells in vehicle and pedestrian areas |
| 05/06/1999 | EP0912804A1 A foundation element, methods for the construction of prefabricated structures including these elements, particularly prefabricated tunnels, and prefabricated structures made by these methods |
| 05/06/1999 | EP0777791A4 Embankment wall construction and method and block construction for making the same |
| 05/06/1999 | DE19819971A1 Cover for use in roads to cover e.g. drains, hydrants etc. - comprises lid with a rubber edge seal with U=shaped cross=section. |
| 05/05/1999 | CN2317252Y Theft-proof manhole cover |
| 05/04/1999 | US5899635 For vehicular traffic |
| 05/04/1999 | US5899629 Manhole |
| 05/04/1999 | US5899024 Manhole adjustment ring |
| 04/29/1999 | WO1999020846A1 Anchored retaining wall system |
| 04/28/1999 | EP0911457A2 Palisade element |
| 04/28/1999 | EP0910711A1 District heating establishment |
| 04/28/1999 | CN2316342Y Safety cover for motor pumped well |
| 04/28/1999 | CN1215445A Manhole cover |
| 04/27/1999 | US5898044 The invention relates in particular to the use of a preparation for insulating and sealing underground objects which are in contact with moisture or water, for example underground steel manhole covers, underground tanks, lines, |
| 04/21/1999 | CN2315147Y Anti-theft cover for manhole |
| 04/21/1999 | CN2315146Y Rotary anti-theft cover for manhole |
| 04/17/1999 | CA2218966A1 Improved retaining wall/tie back/anchor assembly |
| 04/14/1999 | CN2313964Y Manhole cover with anti-stealing tooth-bar lock |
| 04/14/1999 | CN2313963Y Anti-stealing iron manhole cover |
| 04/14/1999 | CN1214096A Covering for sewer manhole |