| Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197) |
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| 06/17/2008 | US7387472 System of brick with rod for retaining wall |
| 06/12/2008 | US20080138157 Sandbag Wall System with United Sandbags |
| 06/12/2008 | US20080138153 Lift-assisted manhole cover |
| 06/12/2008 | US20080134603 Masonry Block |
| 06/11/2008 | CN201071513Y Single-hole multi-layer groundwater monitoring well |
| 06/10/2008 | US7384215 Composite masonry block |
| 06/05/2008 | WO2008043972A3 Device for hinging a lid or cover to a frame, such as a manhole |
| 06/05/2008 | WO2008043971A3 Raisable highways device |
| 06/05/2008 | US20080131208 Damping Plates |
| 06/05/2008 | DE202008003124U1 Rahmen einer Schachtabdeckung Part of a manhole cover |
| 06/05/2008 | DE102006056936A1 Manhole covering mounting method, involves filling annular space between reinforcing elements and manhole covering frame with binding filling material, where elements are connected with frame in sections in force and/or form-fit manner |
| 06/04/2008 | CN201068599Y All-sealed plastic draining well |
| 06/04/2008 | CN201068573Y Steel wire net enhancement type concrete inspection manhole cover and water grate cover |
| 06/04/2008 | CN201068572Y Gas explosion-proof frame lid |
| 06/04/2008 | CN201068571Y Compound material ring -type rib reinforced shaft cover |
| 06/04/2008 | CN101191334A Seepage resisting method for plain reservoir |
| 06/04/2008 | CN100391787C Safety escape unit of Archimedes bridge |
| 05/29/2008 | WO2008064305A2 Recovery of bitumen by hydraulic excavation |
| 05/29/2008 | WO2008062960A1 An assembly manhole having s-shaped hinge structure |
| 05/29/2008 | US20080121399 Method and system for accessing subterranean deposits from the surface |
| 05/29/2008 | DE10208729B4 Befestigungsanordnung und Oberflächenentwässerungs-Einrichtung Mounting assembly and surface drainage device |
| 05/29/2008 | DE102007056464A1 Wall section, for outdoors, is composed of metal grids with the space between them filled with longitudinal coconut shell pieces |
| 05/29/2008 | DE102006053996A1 Shaft for inserting in ground in area of road or footpath, has shaft cover lies on upper surrounding edge profile, which is arranged on wall with its side towards above and edge profile has central bar on upper side of wall |
| 05/28/2008 | EP1925751A1 Wall element |
| 05/28/2008 | EP1925750A1 Wall with posts |
| 05/28/2008 | EP1925749A1 Wall made of panels and posts limiting a volume to be filled |
| 05/28/2008 | EP1925745A1 Wall made of panels and posts limiting a filling space |
| 05/28/2008 | EP1925744A1 Wall made of panels and posts limiting a filling space |
| 05/28/2008 | EP1925743A1 Wall made of panels and posts limiting a volume to be filled |
| 05/28/2008 | EP1925742A1 Wall made of panels and posts limiting a volume to be filled |
| 05/28/2008 | EP1925741A1 Wall made from panels and posts limiting a volume to be filled |
| 05/28/2008 | EP1925740A1 Wall made from a volume limited by panels and posts |
| 05/28/2008 | EP1925738A1 Wall made from panels and posts limiting a volume to be filled |
| 05/28/2008 | EP1925737A1 Wire mesh grid for a filling space with filling material |
| 05/28/2008 | CN201065538Y Agricultural motor-pumped well anti-theft manhole cover |
| 05/28/2008 | CN201065537Y Inspection well and inspection well cover |
| 05/28/2008 | CN201065536Y Waterproof sealing well cover |
| 05/28/2008 | CN201065535Y Anti-theft inspection well |
| 05/28/2008 | CN201065525Y Precast concrete board combined dyke |
| 05/28/2008 | CN101189394A Device for locking a cover of a manhole top, and manhole top |
| 05/28/2008 | CN101187209A Discarded pipe harmless filling technology |
| 05/28/2008 | CN100390357C Analogue experiment stand for interreaction of tunnel structure, surrounding rock and underground water |
| 05/27/2008 | US7377141 Device for locking and unlocking a cover or lid on a frame by means of a key |
| 05/22/2008 | WO2007095979A3 Sheet-like element such as a net, particularly for geotechnical applications |
| 05/21/2008 | CN201063995Y Underground electric cabinet |
| 05/21/2008 | CN201062393Y Hollow concrete block for round or arc buildings |
| 05/21/2008 | CN201062361Y Lock-free burglarproof well cover |
| 05/21/2008 | CN101182772A Two lines intersection small radius, shallow earth covering and large longitudinal slope complicated linetype shield construction method |
| 05/21/2008 | CN101182094A Explosion-proof type septic tank manhole cover |
| 05/20/2008 | CA2460081C Reinforced soil arch |
| 05/15/2008 | WO2008055283A1 Manhole cover |
| 05/15/2008 | DE202008002579U1 Gabione Gabion |
| 05/15/2008 | DE102006053186A1 Tunnel sealing method, involves carrying concrete layer from reinforced concrete under formation of joint gutter within floor area of tunnel, and sealing wall joint with wall water stop, which covers joint within wall area of tunnel |
| 05/15/2008 | CA2667658A1 Super unitized post tension block system for high strength masonry structures - with superstrongbloks |
| 05/14/2008 | EP1920115A1 Manhole cover assembly |
| 05/14/2008 | EP1920114A1 A cover adapted to opening and closing a manhole |
| 05/14/2008 | CN201058997Y Anti-theft well cover |
| 05/14/2008 | CN101177946A Pavement hole closing device for cover with supporting frame |
| 05/14/2008 | CN101177945A Dog-house for integrated pipe ditch |
| 05/14/2008 | CN101177944A Prefabricated water-stop continuous wall concrete component |
| 05/14/2008 | CN101177943A Bottom platform stabilizing device |
| 05/08/2008 | US20080106137 Refuge chamber and method |
| 05/08/2008 | US20080104909 Modoular Wall System with Footing Form |
| 05/08/2008 | DE102006051707A1 Gabion wall for use as sound insulation wall, has monolithic concrete core extending over entire length of gabion wall in interior of gabion wall, and enclosed by natural stone layering and filler material layering |
| 05/07/2008 | EP1917401A2 A composite material structure and method for making same |
| 05/07/2008 | CN201056705Y Manhole cover with handle key lockset |
| 05/07/2008 | CN201056704Y Assemble type resin concrete inspection chamber |
| 05/07/2008 | CN101173519A Construction method for underground structure and riverway composite structure |
| 05/07/2008 | CN101173499A Method and device for subaqueous construction of bridge pier |
| 05/07/2008 | CN100386485C Antitheft manhole cover with special opening and locking device |
| 05/06/2008 | US7367412 Collapsible rock head |
| 05/06/2008 | US7367167 Block |
| 05/01/2008 | US20080101864 30 Foot chamfered deadman |
| 05/01/2008 | US20080098662 Security Device |
| 04/30/2008 | EP1916342A1 Chamber riser |
| 04/30/2008 | EP1916338A1 Self-supporting soundproofing and retaining prefabricated concrete panel |
| 04/30/2008 | DE202007018173U1 Schachtabdeckung Manhole cover |
| 04/30/2008 | CN201053124Y Pressurizing expansion type rubber water-stop pipe |
| 04/30/2008 | CN101168966A Vibrating spraying grooving construction device and technique thereof |
| 04/30/2008 | CN101168963A Large depth underground continuous wall water-stop joint device |
| 04/30/2008 | CN100385076C Y-H composite tube-sinking cast-in-situ pile and construction technology thereof |
| 04/29/2008 | CA2414835C Pivotable interlock block connector |
| 04/29/2008 | CA2313062C Modular segmented retaining wall |
| 04/27/2008 | CA2608219A1 Masonry system |
| 04/24/2008 | WO2008046668A1 Kit for the adjustment of manholes for pits |
| 04/24/2008 | WO2008023262A3 System of brick with rod for retaining wall |
| 04/24/2008 | WO2008017770A3 'device for blocking an articulation axis in the housing of a crown member, such as a grid or a buffer, in a road porthole' |
| 04/24/2008 | US20080095585 Double Wall Structure Type Mechanically Stabilized Earth Wall System |
| 04/24/2008 | US20080095579 Apparatus for the creation of outer surfaces for structures |
| 04/24/2008 | US20080092461 Sandbag Wall System With Sandbags Having A Waist Portion |
| 04/23/2008 | EP1913205A1 Continuous chamber mass confinement cells and methods of use thereof |
| 04/23/2008 | CN201050069Y Closed push-and-pull well cover |
| 04/23/2008 | CN201050068Y Inserting type catch pit cover |
| 04/23/2008 | CN201050067Y Soil blocking structure with interlocking component |
| 04/23/2008 | CN100383348C Method for manufacturing colored artistic cover of catch basin and water grate |
| 04/23/2008 | CN100383346C Steel plate wall and its mfg. method |
| 04/23/2008 | CN100383190C Resin base polymer composite manhole cover |
| 04/22/2008 | US7360970 Composite masonry block |
| 04/22/2008 | CA2446306C Expansion ring assembly |
| 04/22/2008 | CA2254595C Underground reinforced soil/metal structures |