Patents
Sitemap › E02 - Hydraulic engineering; Foundations; Soil-shifting › E02D - Foundations; Excavations; Embankments; Underground or underwater structures › E02D 29 - Underground or underwater structures; Retaining walls
Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197)
12/1996
12/18/1996CN1138250A Device for assembly active and passive network nodal points package of communication equipment
12/18/1996CN1138123A Underground continuous wall construction method applicable to cobble layer
12/13/1996CA2178802A1 Manhole cover lifting apparatus and method
12/11/1996EP0747539A1 Method of manufacturing a water evacuating device with dampening means
12/10/1996US5582720 Drain closure apparatus
12/10/1996US5582492 Method and apparatus for an anchored earth restraining wall
12/08/1996CA2162357A1 Method and apparatus for lining manhole assemblies and the like
12/05/1996WO1996038636A1 A block for the mortarless construction of a wall
12/03/1996US5580191 Retaining wall
11/1996
11/28/1996DE19519476A1 Refurbishment of buried road shafts
11/28/1996DE19519376A1 Dump collecting and monitoring shaft
11/27/1996EP0744498A1 Foothold
11/27/1996EP0584165B1 A foundation for a building structure
11/27/1996CN2241169Y Theftproof gully and manhole device
11/27/1996CN2241168Y Theftproof manhole cover
11/27/1996CN2241167Y Cast iron concrete manhole cover
11/27/1996CN2241166Y Safety manhole cover
11/27/1996CN2241165Y Theftproof manhole cover
11/26/1996US5577866 Earthen work with wire mesh facing
11/20/1996EP0743400A1 Height-adjustable manhole cover
11/20/1996CN2240548Y Ditch cover
11/20/1996CN1136116A Well body of inorganic glass-steel
11/19/1996US5575594 Modular rail car unloading pit and method of using the same
11/14/1996WO1996035844A1 System and method for widening a highway and supporting a sound wall
11/14/1996WO1996035833A1 Bonded composite open mesh structural textiles
11/14/1996DE19541653C1 Locking bolt for quick fastening cover grating
11/14/1996CA2219321A1 System and method for widening a highway and supporting a sound wall
11/12/1996US5572847 Rapidly erectable, removable, reusable and raisable outdoor acoustical wall system
11/11/1996CA2149065A1 Structural protection assemblies
11/07/1996WO1996035020A1 Building element with a cast mineral body
11/06/1996EP0741208A1 Device for closing road wells in vehicle and pedestrian areas
11/06/1996CN2239447Y Pressure-made cement manhole cover
10/1996
10/30/1996CN1134490A Manhole cover of composite fibreglass reinforced plastics and its production process
10/29/1996US5568999 Retaining wall block system
10/29/1996US5568998 Precast wall panel and grid connection device
10/29/1996CA2019033C Composite masonry block
10/24/1996WO1996033314A1 A method for erecting a reinforced slope of earth
10/24/1996DE19609602A1 Water transfer shaft of lid and base segments
10/23/1996CN2238265Y Compound manhole cover on road
10/22/1996US5567089 Block for contstructing retaining wall and constructed retaining wall structure
10/21/1996CA2147397A1 Retaining wall block
10/16/1996EP0737782A1 Bilaterally operable locking mechanism for a manhole cover
10/16/1996EP0737617A1 Watertight pit cover
10/15/1996US5564865 Concrete module for retaining wall and improved retaining wall
10/15/1996US5564860 Fixture for attaching a grate to a drainage channel
10/15/1996US5564855 Height adjustment ring for manhole cover frame
10/10/1996WO1996031663A1 Retaining wall block system
10/09/1996EP0736665A2 Construction of holes and tunnels having support walls
10/02/1996EP0735198A1 Quickly installed protection system
10/02/1996EP0734604A1 Cable duct element
10/02/1996EP0734500A1 Method and apparatus for inflating and curing a resin impregnated manhole liner
10/02/1996DE19611946A1 Manhole cover embedded in road for access to service line
10/02/1996CN1132294A 挡土墙砌块 Retaining wall blocks
10/01/1996US5560172 Reducer block for retaining walls
09/1996
09/25/1996EP0733744A1 Surface box
09/25/1996EP0733741A1 Block for constructing a retaining wall and a constructed retaining wall structure
09/25/1996EP0733137A1 Earthen work with wire mesh facing
09/25/1996CN2235987Y Underground cover with lock for manhole
09/24/1996US5558470 System and method for adjustably anchoring traffic barriers and wall facing panels to the soldier beams of a wall
09/24/1996CA2032217C Method of rehabilitating manholes by custom lining/relining
09/19/1996WO1996028617A1 Building element
09/18/1996EP0732454A1 Cover and frame assembly
09/18/1996EP0732453A1 Manhole cover
09/18/1996CN2235459Y Anti-theft manhole cover
09/18/1996CN2235458Y Composite manhole cover
09/18/1996CN2235457Y Anti-theft apparatus for mahole cover
09/18/1996CN2235456Y Anti-theft apparatus for manhole cover
09/18/1996CN1131221A Supporting and protecting method for base pit, side slope, flat anchor and spray net
09/11/1996CN1130703A Manhole cover of glass fibre reinforced plastics
09/10/1996US5553435 Motarless wall structure
09/05/1996DE19506436A1 Cover for control, maintenance or supply shafts
09/03/1996US5551810 Retaining wall with an outer face and method of forming the same
09/03/1996US5551809 Embankment wall construction and method and block construction for making the same
09/03/1996US5551198 Sound collecting block and sound absorbing wall system
08/1996
08/29/1996WO1996026325A1 A retaining wall system
08/29/1996DE19505130A1 Underground storage space for articles at risk
08/28/1996EP0728873A1 Sheltering device for active and passive connection components of telecommunication equipment
08/28/1996EP0536247B1 Manhole cover
08/28/1996CN2233947Y Double theft-proof check-well cap
08/27/1996US5549420 Retaining wall structure and method of constructing same
08/27/1996US5549411 Manhole cover frame spacing arrangement
08/25/1996CA2143379A1 Retaining wall system
08/23/1996CA2169899A1 Device for housing the active and passive junction assemblies of telecommunications installations
08/22/1996WO1996025562A1 Precast wall panel and grid connection device
08/21/1996CN2233426Y Theft-proof pressure cover for manhole
08/21/1996CN1129273A Technology for forming underground continuous wattled wall and apparatus thereof
08/13/1996US5544453 Foundation for a building structure
08/13/1996CA2090387C Block components for a mortarless retaining wall
08/08/1996DE19502619A1 Shaft for drainage system
08/07/1996EP0724673A1 Hose for chemical injection in concrete
08/07/1996EP0724672A1 Strip for use in stabilised earth structures
08/07/1996CN2232456Y Clearance offset type anti-theft shaft cover and special tool
08/07/1996CN2232455Y Prestressed sewer shaft cover
08/06/1996US5542787 Extruded landscape timber modules
08/06/1996US5542780 Underground chamber
07/1996
07/31/1996CN2232055Y Double protective cover for manhole shaft
07/30/1996US5540525 Modular block retaining wall system and method of constructing same
07/30/1996US5540522 Seismic joint for underwater floating tunnels
07/30/1996US5540411 Invert former for manhole base section
07/25/1996WO1996022427A1 Building elements for dry mounting variable-angle retaining walls
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