| Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197) |
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| 03/09/2011 | CN201756705U Cracking control and seepage prevention structure for basement shear wall under construction |
| 03/09/2011 | CN201756704U Framework type composite well tool |
| 03/09/2011 | CN201756703U Steel fiber reinforced concrete manhole cover with organic compound surface layer |
| 03/09/2011 | CN201756691U Crescent key connected locking notch pipe for underground continuous wall |
| 03/08/2011 | US7900403 Log staircase and a method of producing components for a log staircase |
| 03/03/2011 | US20110052327 Tension leg connection system |
| 03/02/2011 | EP2079881B1 Manhole frame with cover hinged thereto |
| 03/02/2011 | CN201753544U Novel manhole cover lock and opener thereof |
| 03/02/2011 | CN201753497U Ecological block and protective wall formed by ecological block |
| 03/02/2011 | CN201753451U Waterproof and moistureproof double-wall basement |
| 03/02/2011 | CN101983271A Improvements to wave energy converter |
| 03/02/2011 | CN101713196B Suspended cable type winter construction heat-insulating shed and building method thereof |
| 03/01/2011 | US7896583 Gabion deployment |
| 03/01/2011 | US7896582 Retaining wall |
| 03/01/2011 | US7896574 Self-locking manhole cover |
| 02/24/2011 | WO2010127813A3 Shaft arrangement |
| 02/24/2011 | DE202010016531U1 Einlegering zum Einlegen zwischen Schachtdeckel und Schachtrahmen bei Schachtabdeckungen Insert ring for insertion between manhole covers and manhole frame at manhole covers |
| 02/24/2011 | DE102009051357A1 Flexible scraper ring for screwing- and sealing systems in manhole cover, has foam sealing screw eyes to square, where foam is formed again at initial position if key is set to off state, and ring is pushed over square and glued into eyes |
| 02/23/2011 | EP2287404A2 Cellular confinement systems |
| 02/23/2011 | CN201751469U Composite self-adhesive waterproof coiled material |
| 02/23/2011 | CN101979782A Self-adhesive anti-corrosion resin bitumen waterproof roll material and preparation method thereof |
| 02/23/2011 | CN101979781A Method for constructing oil drilling waste mud solidification pool |
| 02/23/2011 | CN101979779A Foundation pit construction method capable of preventing nearly inclined buildings from being tilted and sunk |
| 02/23/2011 | CN101113588B Frame for constructing wall body with leading passage |
| 02/22/2011 | US7891913 Gabion deployment |
| 02/22/2011 | US7891912 Two stage mechanically stabilized earth wall system |
| 02/22/2011 | US7891904 Manhole cover stop mechanism |
| 02/17/2011 | US20110038674 Method and device for tapping undersea freshwater |
| 02/17/2011 | US20110036019 Multi-purpose adjustable quick expandable installment |
| 02/17/2011 | DE102004022474B4 Schacht mit Klappdeckel Shaft with hinged lid |
| 02/16/2011 | EP2284320A2 Celluar confinement systems |
| 02/16/2011 | EP2283185A1 Stabilizing reinforcement for use in reinforced soil works |
| 02/16/2011 | CN201747159U Burglarproof lock for well lid and key |
| 02/16/2011 | CN201747080U Ecological house structure |
| 02/16/2011 | CN201747071U Precast reinforced concrete column positioning device |
| 02/16/2011 | CN201746858U Precast concrete edge-sealing plate of basement outer shearing wall post-pouring band |
| 02/16/2011 | CN201746857U Automatic overturning well cover |
| 02/16/2011 | CN201746856U Anti-sedimentation reinforced concrete inspection well base |
| 02/16/2011 | CN201746855U Sewer cover with safety protection net |
| 02/16/2011 | CN201746854U Concealed well cover with self-locking device |
| 02/16/2011 | CN201746853U Road manhole cover and special opening tool thereof |
| 02/16/2011 | CN201746852U Locking device of flood-resistant door for lifting. |
| 02/16/2011 | CN201746851U Rigid-joint wall-scraping device of diaphragm wall |
| 02/16/2011 | CN201746850U Assembled monolithic cantilever retaining wall |
| 02/16/2011 | CN201746814U Opening-free self-adhesive waterproof coiled materials |
| 02/16/2011 | CN101976488A Wellhole and wellshutter security alarming system for power telecom engineering |
| 02/16/2011 | CN101974916A Novel sewer well cover |
| 02/16/2011 | CN101974915A Prefabricated assembled reinforced concrete rectangular inspection shaft chamber |
| 02/16/2011 | CN101974914A Multifunctional invisible bin |
| 02/16/2011 | CN101974901A Lateral movably-connecting combined joint pipe of diaphram wall |
| 02/15/2011 | US7889079 Anti security system for manhole covers |
| 02/15/2011 | US7887252 Waterproof manhole assembly assisted by hydraulic device |
| 02/15/2011 | US7887251 Hydraulic manhole assembly |
| 02/10/2011 | DE202010013029U1 Filtervorrichtung Filter device |
| 02/09/2011 | EP2281951A1 Locking closing device |
| 02/09/2011 | EP2281712A2 Mobile holding system for cable feeders |
| 02/09/2011 | CN201738684U Antitheft lockset for manhole cover |
| 02/09/2011 | CN201738486U Building block for building wall of well |
| 02/09/2011 | CN201738343U Barrier vibration isolation integrated with diaphram wall and spraying-anchor support |
| 02/09/2011 | CN201738339U Basement expansion joint |
| 02/09/2011 | CN201738338U Basement post-cast strip structure |
| 02/09/2011 | CN201738337U Sewer well cover |
| 02/09/2011 | CN201738336U Composite material load- and pressure-bearing combined inspection shaft |
| 02/09/2011 | CN201738335U Load-bearing and pressure-bearing combined tapered inspection shaft |
| 02/09/2011 | CN201738334U Load-bearing and pressure-bearing combination type inspection shaft |
| 02/09/2011 | CN201738333U High-strength impact-resistant plastic inspection well |
| 02/09/2011 | CN201738332U Steel column mounting and hanging bracket |
| 02/09/2011 | CN201738331U Tie bar type retaining wall |
| 02/09/2011 | CN201738304U Processing unit for concrete cast-in-place pile head |
| 02/09/2011 | CN201738283U Strengthened building wall panel with artificial stone |
| 02/09/2011 | CN201738257U Automatic popping and alarming device for sewer opening |
| 02/09/2011 | CN101970762A Ecological restoration block |
| 02/09/2011 | CN101967921A Anti-theft lock for manhole cover |
| 02/09/2011 | CN101967889A New cave building |
| 02/09/2011 | CN101967834A Pulp concentration pool underground base structure with anti-floating function |
| 02/09/2011 | CN101748751B Landfill gas gas-collecting shaft construction method |
| 02/08/2011 | US7883297 Gabion deployment |
| 02/08/2011 | US7883290 Manhole security barrier |
| 02/08/2011 | US7882703 System and method for deployment of a cold water pipe |
| 02/03/2011 | WO2011013051A1 Growing platform device and method |
| 02/03/2011 | WO2011012879A2 Gabion system |
| 02/02/2011 | CN201730115U Manhole cover as advertisement carrier |
| 02/02/2011 | CN201730114U Magnetic suction type gully cover opening device |
| 02/02/2011 | CN201730113U Well cover made of composite material |
| 02/02/2011 | CN201730112U Device for stabilizing road well cover |
| 02/02/2011 | CN201730111U Ductile cast iron manhole cover assembly |
| 02/02/2011 | CN201730101U Ecological building block |
| 02/02/2011 | CN101965427A Mine seal with adhesive |
| 01/27/2011 | WO2011010048A1 Connection device for a reinforced earth structure, and related structure and method |
| 01/27/2011 | WO2010134731A3 Top-down construction method using a branch-type steel frame with channels for the continuous construction of an underground retaining wall |
| 01/27/2011 | WO2010114346A3 Tunnel structure, tunnel using the same and tunnel construction method |
| 01/27/2011 | WO2010029349A3 Sight screen |
| 01/27/2011 | US20110020070 Anchored Cantilever Using Modular Block |
| 01/27/2011 | CA2768945A1 Connection device for a reinforced earth structure, and related structure and method |
| 01/26/2011 | CN201722710U Inspection well cover |
| 01/26/2011 | CN201722709U Adjustable manhole cover |
| 01/26/2011 | CN201722708U High-strength steel fiber gully cover |
| 01/26/2011 | CN201722707U Inspection-well cover with aluminum alloy base |
| 01/26/2011 | CN201722706U Concrete fragment combined inspection well |
| 01/26/2011 | CN201722705U Novel water-proof manhole well |