| Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197) |
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| 09/06/2006 | CN2813716Y Strength composite manhole cover |
| 09/06/2006 | CN2813715Y Antitheft manhole cover |
| 09/06/2006 | CN2813714Y Manhole cover |
| 09/06/2006 | CN2813713Y Antitheft and antitaking out manhole cover hold device |
| 09/06/2006 | CN2813706Y Stand wall type greening concrete structural components |
| 09/06/2006 | CN1829844A Vegetation block and outer layer body for vegetation block |
| 09/06/2006 | CN1827927A Locking device for grating cover |
| 09/06/2006 | CN1273690C Steel pipe pile wall-retaining structure |
| 09/06/2006 | CN1273536C Macromolecule composite for manhole cover |
| 08/31/2006 | US20060193701 Earth retaining system such as a sheet pile wall with integral soil anchors |
| 08/31/2006 | US20060193699 Construction work and method of production |
| 08/31/2006 | US20060193698 Umbilical without lay up angle |
| 08/31/2006 | US20060193694 Block for embankment |
| 08/31/2006 | DE202005010488U1 Schachtmittelteil Shaft center part |
| 08/31/2006 | DE102005008152A1 Method to level street cover with round housing and flat top to level of road whereby road surface is removed around cover, top of housing is lifted off, replaced with substitute part laid flush against cover and new top road surface laid |
| 08/30/2006 | CN2811404Y Municipal engineering manhole cover with antitheft device |
| 08/30/2006 | CN2811403Y Opening or closing device for manhole cover |
| 08/30/2006 | CN2811402Y Fastening type power supply well |
| 08/29/2006 | US7097390 Fine-grained fill reinforcing apparatus and method |
| 08/29/2006 | US7096635 Multiuse block and retaining wall |
| 08/29/2006 | US7096634 Block wall system |
| 08/24/2006 | WO2006088309A1 Method of reinforcing a hollow part which is formed in an earth and sand ground at a rear side of retaining wall |
| 08/24/2006 | US20060188344 Retaining wall block and drainage system |
| 08/24/2006 | US20060188339 Inflatable underground structure liner |
| 08/24/2006 | DE202006009922U1 Sealed inspection cover for drainage system access shaft has an integral instrument chamber with separate access |
| 08/24/2006 | DE202005010486U1 Schachtoberteil Shaft shell |
| 08/24/2006 | DE19842348B4 Rahmen für eine Schachtabdeckung Framework for a manhole cover |
| 08/24/2006 | DE19819971B4 Straßenkappendeckel Valve box cover |
| 08/23/2006 | CN2809128Y Manhole cover lock |
| 08/23/2006 | CN2809019Y Inner mounting structure for stainless steel water stop |
| 08/23/2006 | CN2809018Y Combination type mounting structure for water stop |
| 08/23/2006 | CN2809017Y Antitheft anti-disconnecting manhole cover |
| 08/23/2006 | CN2809016Y Modified plastic antitheft cover for manhole |
| 08/23/2006 | CN2809015Y Steel fibre concrete manhole cover |
| 08/23/2006 | CN2809014Y Theft-proof manhole cover |
| 08/23/2006 | CN2809013Y Assembling type manhole |
| 08/23/2006 | CN2809012Y Integrated plastic manhole |
| 08/23/2006 | CN1821493A Underground transport pipeline |
| 08/23/2006 | CN1271287C Cover arrangement |
| 08/22/2006 | US7094000 Socket hinged construction casting assembly |
| 08/22/2006 | US7093677 Percussion drill head |
| 08/22/2006 | CA2398188C Modular wall block with mechanical anchor pin |
| 08/17/2006 | WO2006084359A1 Sandbag wall system with multi-compartment sandbag |
| 08/17/2006 | WO2006084358A1 Sandbag wall system with untied sandbags |
| 08/17/2006 | WO2006084356A1 Sandbag wall system with sandbags having a waist portion |
| 08/17/2006 | DE202006008028U1 The shaft cover lever apparatus consists of a telescopic hand-lever with two-part lever arm that has holes in which a bolt or screw may be located and a counter bearing for holding shaft covering |
| 08/17/2006 | DE202005010489U1 Schachtoberteil Shaft shell |
| 08/16/2006 | EP1690987A1 Cover for a drainage device or a manhole |
| 08/16/2006 | CN2806571Y Greening well top |
| 08/16/2006 | CN2806570Y Novel high strength composite manhole cover |
| 08/16/2006 | CN2806569Y Steel fiber manhole cover |
| 08/16/2006 | CN2806568Y Prestressed well cover |
| 08/16/2006 | CN2806567Y Water well system for collecting rainwater to the ground |
| 08/16/2006 | CN1818228A Formative method for row-pile style water-proof wall underground and spiral driller therefor |
| 08/16/2006 | CN1818225A Base construction and its facilities at rapid stream of deep water |
| 08/16/2006 | CN1817957A Circuit board recovering powdery material pitcover/base and production thereof |
| 08/15/2006 | US7090439 Retaining wall construction element for railway installations |
| 08/15/2006 | US7090438 Block with multifaceted bottom surface |
| 08/15/2006 | CA2231567C Concrete block |
| 08/10/2006 | WO2006082569A1 Adjustable haevy-duty manhole head |
| 08/10/2006 | US20060177266 Manhole cover removal apparatus and method of use |
| 08/10/2006 | DE202005010487U1 Insert for bottom of sewer inspection shaft is a one piece plastic moulding with drain gully and connecting sleeves to sewer pipes |
| 08/10/2006 | DE10101087B4 Vorrichtung zum Abdichten von zylindrischen Schächten Device for sealing the cylindrical shafts |
| 08/09/2006 | EP1687487A1 Method for increasing the strength of a volume of soil, particularly for containing and supporting excavation faces |
| 08/09/2006 | CN2804180Y Retaining wall building blocks |
| 08/09/2006 | CN2804179Y Reinforced concrete retaining wall by slope strengthening anchor slab |
| 08/09/2006 | CN1814920A Multi-hole-wall buffering mode |
| 08/08/2006 | US7086811 Pre-stressed modular retaining wall system and method |
| 08/08/2006 | US7086809 Minimum floating offshore platform with water entrapment plate and method of installation |
| 08/08/2006 | CA2496115A1 Sandbag wall system with sandbags having a waist portion |
| 08/08/2006 | CA2496090A1 Sandbag wall system with untied sandbags |
| 08/08/2006 | CA2496084A1 Sandbag wall system with multi-compartment sandbag |
| 08/08/2006 | CA2382704C Road network device with articulated cover |
| 08/03/2006 | WO2005108693A3 Asymmetric retaining wall block |
| 08/03/2006 | US20060171784 Interlocking segmental retaining wall |
| 08/03/2006 | US20060171778 Cover arrangement |
| 08/02/2006 | CN1811076A Well cover |
| 08/02/2006 | CN1267616C Multipurpose hidden anti-theft lock |
| 08/02/2006 | CN1267610C Method and device for adjusting height of manhole |
| 08/01/2006 | US7083364 Retaining wall system with interlocked wall-building units |
| 07/27/2006 | WO2006077314A1 Modular building element for constructing a structure |
| 07/27/2006 | WO2006077178A1 Building elements and a masonry retainer wall built of said elements |
| 07/27/2006 | WO2006077113A1 Cover for a cavity |
| 07/27/2006 | US20060165966 Method for the production of a plant-based construction material and construction material obtained by means of said method |
| 07/27/2006 | DE10037716B4 Betonformstein für Gartenziermauern Concrete block for garden ornamental walls |
| 07/26/2006 | CN2799776Y Gravity return self-locking well cover lock |
| 07/26/2006 | CN2799672Y Cable manhole |
| 07/26/2006 | CN2799671Y Precast splice type cable manhole |
| 07/26/2006 | CN2799670Y Precast forming glass reinforced plastics manhole |
| 07/26/2006 | CN2799669Y Waterborne protection device |
| 07/26/2006 | CN1266347C Floating support Archimedes bridge for sightseeing |
| 07/25/2006 | US7080954 Ready-to-install road building apparatus and corresponding installation method |
| 07/20/2006 | WO2006074992A1 Method to construct underpasses in an artificial tunnel |
| 07/20/2006 | DE20023821U1 Shaft cover used in road construction comprises a frame-like covering element partly filled with concrete |
| 07/20/2006 | DE102005001347A1 Multi-chamber heat accumulator for generating electric energy/power has a trench-like structure, a surrounding wall, a cover and inner and outer areas with a solid trench-like filling |
| 07/20/2006 | CA2595044A1 Masonry blocks an method of making masonry blocks having overlapping faces |
| 07/19/2006 | EP1681396A2 Bridge the upper slab of which comprises ears |
| 07/19/2006 | CN2797554Y Mechanical lock for man-hole cover |
| 07/19/2006 | CN2797450Y Manhole cover |
| 07/19/2006 | CN2797449Y Metal plastic sand stone composite manhole cover |