| Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197) |
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| 04/17/2008 | WO2008043971A2 Raisable highways device |
| 04/17/2008 | DE102004017648B4 Verfahren zum Bau von Tunneln unter dem Meeresgrund A method for the construction of tunnels under the seabed |
| 04/16/2008 | EP1911888A2 Closing device and method for closing a hole in the ground |
| 04/16/2008 | EP1910626A2 Device for articulating a stopper or lid to a frame in particular of a man hole |
| 04/16/2008 | EP1910625A1 A method for tunnel construction |
| 04/16/2008 | CN201047081Y Sinking-proof decayed-edge preventing well cover capable of adjusting automatically |
| 04/16/2008 | CN201047080Y Sinking-proof decayed-edge preventing well cover |
| 04/16/2008 | CN201047079Y Cipher-control opening manhole cover |
| 04/16/2008 | CN101161716A Plastics-steel composite manhole and preparation method thereof |
| 04/16/2008 | CN100381652C Structure for articulably bearing a prefabricated structural member on a foundation |
| 04/16/2008 | CN100381648C Bagged concrete foundation structure with limit device for immersed tube tunnel |
| 04/16/2008 | CN100381647C Construction process of bagged concrete foundation with limit device for immersed tube tunnel |
| 04/15/2008 | US7357602 Reinforcing device and a bifacial reinforcing unit for earthworks and a method for the production of a reinforced earthwork |
| 04/10/2008 | DE202007017705U1 Sicherheitsdeckel für Kabelschächte Safety cover for cable ducts |
| 04/10/2008 | DE102006045873A1 Cover for manhole used in providing access to underground cables and pipes, has circumferential profile strip arranged between manhole lid and holding frame, and sealing cord inserted into circumferential groove formed on holding frame |
| 04/09/2008 | EP1907635A1 Ground reinforcement |
| 04/09/2008 | CN201045191Y Manhole cover theft preventing installation |
| 04/08/2008 | US7354220 Utility cover system |
| 04/08/2008 | CA2412591C Block retaining wall structure and setback locator therefor |
| 04/03/2008 | WO2008039347A2 Refuge chamber and method |
| 04/03/2008 | WO2008037972A1 Cellular confinement systems |
| 04/03/2008 | WO2007020618A8 A composite material structure and method for making same |
| 04/03/2008 | US20080078127 Manhole system |
| 04/03/2008 | US20080078126 Drain installation system and method |
| 04/02/2008 | EP1904692A1 Security system for a cover |
| 04/02/2008 | EP1904691A1 Lock pin for providing offset and relative fixation of retaining wall members and edging of acreages |
| 04/02/2008 | CN201043276Y Composite fiber cement well lid |
| 04/02/2008 | CN201043275Y Telescopic anti-stealing manhole cover |
| 04/02/2008 | CN201043274Y Anti-theft manhole cover of spheroidal graphite |
| 04/02/2008 | CN201043273Y Fiberglass multi-family water meter well and manhole |
| 04/02/2008 | CN201042160Y Strobe of oplopanax elatus cultivation |
| 04/02/2008 | CN100377809C Gabion unit and gabion mesh comprising the same |
| 04/01/2008 | US7351014 Block with multifaceted bottom surface |
| 04/01/2008 | US7350827 Cam expansion ring assembly |
| 03/27/2008 | WO2007141424A3 Road system device with transponder |
| 03/27/2008 | US20080075532 Construction site hole cap for covering holes |
| 03/27/2008 | DE202008000468U1 Sicht- und/oder Schallschutzzaun Visual and / or acoustic fence |
| 03/27/2008 | DE102006041880A1 Steinkorbelement zum Errichten von Stützmauern oder dergleichen Gabion element to building retaining walls or the like |
| 03/26/2008 | EP1902181A1 Top piece for a manhole structure |
| 03/26/2008 | CN101148893A Structure form used for underground structure and river structure association |
| 03/26/2008 | CN100376752C Method for construction of underground continuous steel jacket box |
| 03/25/2008 | US7347644 Multi-use adapter ring for stackable riser components for on-site waste systems |
| 03/20/2008 | WO2007132249A8 Method for building a wall and wall |
| 03/20/2008 | US20080066847 Large surface area geogrids with a high tensile strength, a method and apparatus for producing them, and their use as drain and reinforcement grids and as fences |
| 03/20/2008 | DE202008000245U1 Korb zur Aufnahme von Steinfüllungen Basket for holding stone fillings |
| 03/20/2008 | DE202007016495U1 Wand mit Tafeln und Pfosten Wall panels and posts |
| 03/19/2008 | EP1745181B1 Modular building elements for constructing retaining wall |
| 03/19/2008 | EP1730355A4 A reinforced soil retaining wall system and method of construction |
| 03/19/2008 | EP1626848B1 Bottom ring for a mould for casting a concrete pipe with partially embedded rubber strip |
| 03/19/2008 | CN201037251Y Multifunctional water meter well |
| 03/19/2008 | CN101146962A Substrate incorporating non-woven elements |
| 03/19/2008 | CN101144282A Environmental protection well cover and its preparation method |
| 03/13/2008 | WO2008028627A1 Covering arrangement for an underground buried tank system for rainwater and wastewater |
| 03/13/2008 | US20080063471 Swing-out manhole cover |
| 03/12/2008 | EP1898005A2 Gabion element for constructing supporting walls or similar |
| 03/12/2008 | EP1898004A1 Gravel filled wire mesh for use in sound absorbing walls |
| 03/12/2008 | EP1896667A1 Shaft centre part |
| 03/12/2008 | CN201033859Y Underground trolley bus channel combined with ground surface road |
| 03/12/2008 | CN101139913A Underground cut-off wall interlocking type drill hammer |
| 03/12/2008 | CN101139828A Construction method for laying permeable inverse-seepage preventing layer on bottom of river and lake |
| 03/12/2008 | CN101138287A Desert greening water and soil conservation method and structure |
| 03/11/2008 | CA2484344C Device for closing an opening, particularly a street manhole |
| 03/06/2008 | US20080053030 Asymmetric retaining wall block |
| 03/05/2008 | EP1895057A2 Container for filling with stones |
| 03/05/2008 | EP1641982A4 A utility portal |
| 03/05/2008 | CN201031551Y Well cover anti-theft lock and opening device thereof |
| 03/05/2008 | CN201031550Y Cipher anti-theft manhole cover lock |
| 03/05/2008 | CN201031397Y Road surface shaft cover basic-disk |
| 03/05/2008 | CN201031396Y Lock body completely concealed anti-stealing manhole cover |
| 03/05/2008 | CN201031395Y Steel grating plastic coated manhole cover board |
| 03/05/2008 | CN201031394Y Manhole cover |
| 03/05/2008 | CN201031393Y Electromagnetical anti-stealing manhole cover |
| 03/05/2008 | CN201031379Y Concrete tongue-and-groove inserting plate |
| 03/04/2008 | US7337584 Insulated ceiling hatch |
| 02/28/2008 | WO2008023262A2 System of brick with rod for retaining wall |
| 02/28/2008 | WO2008022393A1 Method and means for creating subterranean excavations and/or constructions |
| 02/28/2008 | WO2008007980A3 Moulded or cast frame with inner and outer walls for underground chamber |
| 02/28/2008 | US20080050175 Reinforced composite manhole cover assembly |
| 02/28/2008 | DE102006040019A1 Intake pipe nozzle of filter bag cleaning unit for precipitating water flowing in duct, is formed in funnel shape and is made of stainless steel |
| 02/28/2008 | CA2661755A1 Reinforced composite manhole cover assembly and components thereof |
| 02/28/2008 | CA2661583A1 System of brick with rod for retaining wall |
| 02/27/2008 | EP1892336A2 Access chamber cover |
| 02/27/2008 | EP1751355A4 Asymmetric retaining wall block |
| 02/27/2008 | CN201027317Y Inspection manhole cover with adjustable height |
| 02/27/2008 | CN201027316Y Self-locking anti-theft safety manhole cover |
| 02/27/2008 | CN201027315Y Fiberglass single-family water meter well and manhole cover thereof |
| 02/27/2008 | CN201027314Y Fiberglass valve well and manhole cover |
| 02/27/2008 | CN201027313Y Concrete structure fireproof protection structure for water-bed tunnel |
| 02/27/2008 | CN201027307Y Mounting structure of connector for continuous wall underground |
| 02/27/2008 | CN101131000A Construction method for controlling differential settlement of buildings |
| 02/27/2008 | CN101130993A Cut-off wall slurry material and wall building technique |
| 02/21/2008 | WO2008020247A1 Security barrier |
| 02/21/2008 | US20080044225 Manhole installation and repair assembly |
| 02/21/2008 | CA2660904A1 Security barrier |
| 02/20/2008 | CN201024787Y Mechanical cipher well cover lock |
| 02/20/2008 | CN201024429Y Embedded force locking type manhole cover |
| 02/20/2008 | CN201024428Y Anti-theft manhole cover and its dedicated opening tool |
| 02/19/2008 | US7331148 Stud for concrete forms and forms using such studs |
| 02/19/2008 | CA2321655C Grid structure |
| 02/14/2008 | WO2008017770A2 'device for blocking an articulation axis in the housing of a crown member, such as a grid or a buffer, in a road porthole' |