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)
12/1999
12/07/1999US5996612 Apparatus for elevating a meter enclosure cover
12/02/1999DE19828094C1 Method of producing concrete shaft-bases
11/1999
11/30/1999US5993106 Restrainable manhole cover, handhole cover and the open/close device therewith
11/30/1999US5992104 Structural protection assemblies
11/25/1999WO1999060217A1 Mechanically stabilized retaining wall system having adjustable connection means for connecting precast concrete facing panels thereto
11/25/1999DE19812374A1 Equipment for moving shaft parts, with inner and outer arms
11/24/1999CN2350440Y Steel fibre concrete manhole cover and base with steel mesh type protection wall
11/24/1999CN2350439Y Steel ring welded composite material manhole cover
11/23/1999US5989417 Covering for a sewer manhole
11/23/1999US5987824 Locking manhole cover
11/19/1999CA2272190A1 Corner block system for retaining wall
11/18/1999WO1999058770A1 Access covers for manholes
11/17/1999CN1235227A Retaining wall for foundation construction
11/16/1999US5984589 Wall construction block with retaining pin inserts
11/11/1999WO1999057380A1 Flexible liquid blocking device
11/10/1999CN2348012Y Manhole cover
11/09/1999US5979117 Hole locking device
11/03/1999EP0953687A2 Height compensation device between a manhole cover and a road surface
11/03/1999CN2346848Y Fast regulating manhole cover base
11/03/1999CN2346840Y Anti-spring glass reinforced plastic manhole cover and manhole cover base
11/02/1999US5975810 Geo-grid anchor
11/02/1999US5975809 Apparatus and method for securing soil reinforcing elements to earthen retaining wall components
11/02/1999US5974741 Manhole cover receiving frame
11/02/1999CA2159267C Hinged coupling for jointing chambers
10/1999
10/28/1999WO1999054235A1 Modular maritime dock design
10/28/1999DE19817879A1 Beton-Formstein Concrete block
10/28/1999CA2329306A1 Modular maritime dock design
10/27/1999EP0952260A1 Concrete block
10/27/1999EP0951819A1 Cased planting ground material
10/26/1999US5971669 Mechnically stabilized retaining wall system having adjustable connection means for connecting precast concrete facing panels thereto
10/26/1999US5971401 Ring seal for apertures of multi-shelled structures, especially of underground operation
10/21/1999WO1999053148A1 Device for arranging shaft covers
10/21/1999DE19816559A1 Compensating rings for e.g. manhole rims and street drains, which are lightweight, readily fixed and transportable
10/21/1999CA2327298A1 Device for arranging shaft covers
10/20/1999EP0950772A2 Branch connection
10/20/1999EP0950766A1 Adjustment rings for manhole covers and gullies
10/20/1999EP0950765A1 Access shaft structure
10/20/1999CN2344440Y Manhole cover
10/20/1999CN2344439Y Anti-theft manhole cover
10/19/1999US5967701 Barrier element, system, method and connector therefor
10/19/1999US5966876 Manhole insert and tether apparatus and method
10/14/1999DE19919651A1 Device for lifting ''Dutch type'' shaft frames installed in road surfaces over sewage control shafts
10/13/1999CN2343255Y Semi-underground preservation cellar for tuber crop
10/13/1999CN2343206Y Anti-theft cover for manhole
10/12/1999US5965467 Bonded composite open mesh structural textiles
10/12/1999CA2084234C Earthwork system
10/07/1999DE19812475A1 Gittergewebe Mesh
09/1999
09/30/1999WO1999049148A1 Block system
09/30/1999WO1999049136A1 Grid structure
09/30/1999CA2324211A1 Block system
09/29/1999EP0945554A1 Wall construction for shafts, prefabricated wall element for said construction, and casting mould for producing the wall element
09/29/1999CN2340813Y Anti-stealing manhole cover
09/28/1999US5957626 Fluid containment wall segment
09/28/1999US5957618 Manhole insert
09/28/1999US5956905 Manhole adjusting extension member
09/28/1999CA2164389C Flexible joint for a culvert
09/23/1999DE19811638A1 Vorrichtung zum Fräsen oder Bohren Apparatus for milling or drilling
09/22/1999EP0943735A1 Milling or boring apparatus
09/22/1999EP0767881B1 Fluid circulation pipe
09/22/1999CN2339627Y Composite-material manhole cover
09/16/1999WO1999046450A1 Structure for passage under an embankment
09/16/1999DE19810893C1 Cover mounting for drain pipe
09/16/1999CA2322980A1 Structure for passage under an embankment
09/15/1999CN2338381Y Ring base for holding inspection manhole cover
09/14/1999US5951210 Concrete block
09/14/1999US5951209 Earthen work with wire mesh facing
09/14/1999US5951200 Enclosement to shield structure which secures entrance-deterring cap to manhole opening from water and dirt containments
09/14/1999US5950394 Method of fabricating decorative wall
09/14/1999US5950369 Connecting tubular body for handhole or manhole, block body for the tubular body, and handhole or handhole structure
09/14/1999US5950368 Waterproof pit cover
09/08/1999EP0724673B1 Hose for chemical injection in concrete
09/07/1999US5947643 Wall construction
09/07/1999US5947633 Adjustable cover removing and installing tool
09/02/1999WO1999043895A1 Liquid barrier
09/01/1999CN2336007Y Post and telecommunication pipe manhole cover
08/1999
08/31/1999US5944453 Undercut excavation with protection against seismic events or excessive ground movement
08/31/1999US5944442 Manhole extender ring system and method of use
08/31/1999US5944140 Foothold provided with reflectors
08/31/1999US5943827 Retaining wall block with light
08/26/1999DE19807733A1 Construction system for steep bank slopes etc. of grounds with geoplastic reinforcement
08/26/1999DE19807570A1 Portable safety instep attachment for drain holes
08/26/1999DE19806212A1 Subsoil rising pipe for road access covers has compressible lower section
08/25/1999EP0937938A1 A method of connecting a branch pipe with a mains pipe or manhole and a drilling device for forming the connecting aperture
08/25/1999CN2334802Y Manhole cover lock
08/24/1999US5941025 Rapidly adjustable man-hole cover seat
08/24/1999US5941024 Floor hatch with integrated security fence
08/23/1999CA2258637A1 Block for retaining wall and method for the construction of retaining wall using the same
08/19/1999DE19815891A1 Shaft cover for use in roads
08/18/1999EP0936314A1 Device for ballasting a cover of an agricultural silo
08/17/1999US5937583 Device for closing road wells in vehicle and pedestrian areas
08/12/1999WO1999039887A1 Reinforcing a settable material
08/11/1999CN2332757Y Reinforced bar manhole cover
08/11/1999CN2332756Y Retaining appts. for continuous wall construction process
08/10/1999US5934840 Excavation support structure
08/10/1999US5934838 Modular wall block retaining wall reinforced by confinement cells for cut wall applications
08/10/1999US5934820 For raising a manhole ring to a desired elevation
08/05/1999DE19915759A1 Faulted terrain pile anchorage layout
08/05/1999DE19803074A1 Shaft for buried pipelines etc. made of adjoining wall segments
08/04/1999EP0932727A1 Cellular construction, in particular supporting or sound insulating construction capable of being greened, and process for producing the same
08/04/1999EP0664845B1 Composite masonry block
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