Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197)
04/1999
04/14/1999CN1213727A 草坪停车场 Lawn Parking
04/08/1999WO1999016979A1 Soil reinforcement
04/08/1999WO1999016978A1 Spill containment and fuel line protection device
04/08/1999CA2305210A1 Soil reinforcement
04/07/1999EP0906992A1 Manhole cover
04/07/1999EP0906478A1 Sewer system manhole with a covering part
04/07/1999EP0906477A1 Top piece for a manhole structure
04/07/1999CN2312973Y Anti-theft manhole cover and ring thereof
04/07/1999CN2312972Y Sunk-well seal
04/07/1999CN2312971Y Anti-theft manhole-cover, water gate
04/07/1999CN2312970Y Detachable sinking-floating multi-purpose box-type form board
04/06/1999US5890843 Strip for use in stabilized earth structures and method of making same
03/1999
03/31/1999EP0904465A1 Composite concrete metal encased stiffeners for metal plate arch-type structures
03/31/1999CN2312250Y Cover for manhole
03/31/1999CN2312249Y Glass fiber reinforced plastic cover and its base for manhole
03/30/1999US5887399 Decorative wall and method of fabrication
03/25/1999WO1999014445A1 Device for forming a liquid-permeable flooring, manhole cover or the like
03/25/1999DE19740405A1 Ventilated drain hatch
03/25/1999DE19738164A1 Caisson-inserting tool
03/25/1999CA2246891A1 Multi-directional pre-stressed plastic or metal sheet structure and method for manufacturing same
03/18/1999WO1999013170A1 Locking device for well covers
03/18/1999WO1999013169A1 Stepping tool for manhole or the like
03/18/1999DE19741684A1 Underwater parking deck for motor cars and lorries
03/17/1999EP0902130A2 Device for changing or lifting a frame for a manhole from an asphalt surface or the like
03/10/1999EP0900885A1 Supporting frame for a manhole cover, riser conduit and its method of production
03/10/1999EP0900304A1 Modular block retaining wall construction
03/10/1999CN2310092Y Reinforced concrete lattice type soil-stop wall
03/03/1999EP0898625A1 A submerged tunnel with buoyant suspension
03/02/1999US5877096 Non-woven needle-punched filter fabric
03/02/1999US5876533 Method of sealing a manhole riser and a catch basin and apparatus for same
02/1999
02/25/1999WO1999009267A2 Precast concrete elements construction system
02/24/1999EP0897435A1 Method for forming a steep embankment, system for use in the formation of the steep embankment and such steep embankment
02/24/1999CN2308639Y Manhole cover anti-theft lock
02/18/1999DE19735580A1 Foot grips for shaft access
02/17/1999CN2307825Y Manhole cover made from magnesite cement
02/16/1999US5870871 Sump liner and method of installation
02/16/1999CA2222954C Self-levelling frame
02/11/1999WO1999006640A1 A frame for a manhole cover
02/11/1999CA2298535A1 A frame for a manhole cover
02/10/1999EP0705370B1 Earth structures
02/10/1999CN2307037Y Well cover for pump
02/10/1999CN2307035Y Steel fibre concrete inspection cover and base
02/10/1999CN2307034Y Combined manhole cover device
02/10/1999CN2307033Y Cold-proof glass fiber reinforced plastic cover for sewer manhole
02/10/1999CN1207788A Underground structural work, particularly for building tunnels, underpasses, carparks and the like, process for production and prefabricated element for such structure
02/10/1999CN1207436A Manhole closing device
02/04/1999DE19808477A1 Wire box for holding loose ballast e.g. plants as external decorative units
02/03/1999EP0894900A1 Structure of pile foundation
02/03/1999EP0894169A1 Earth structures
02/02/1999US5865009 Rubber expansion joint
02/02/1999US5865006 Retaining wall block and wall construction
02/02/1999US5865005 Prefabricated concrete retaining wall
02/02/1999US5864999 Modular wall system
02/02/1999CA2113659C Building block
01/1999
01/28/1999WO1999004102A1 Systems and methods for connecting retaining wall panels to buried mesh
01/28/1999WO1999003659A1 Concrete block, joint for the same, and structure of concrete blocks
01/28/1999CA2296286A1 Systems and methods for connecting retaining wall panels to buried mesh
01/28/1999CA2213048A1 Box and insulating system for ground drainage
01/27/1999EP0892872A1 Sealing section for tunnel segments and tunnel comprising such sealing sections
01/21/1999DE19739838C1 Machine for preventing air leaks from subsea tunnel workings
01/20/1999EP0891455A1 Lining for a landfill site
01/20/1999CN2304694Y Anti-stealing manhole cover
01/20/1999CN2304693Y Curved supporting plates for grooves
01/20/1999CN2304688Y Barrel type mono-column foundation structure with loading tank for supporting platform
01/19/1999US5860771 Retaining wall/tie-back/anchor assembly
01/19/1999US5860551 Gabion container
01/19/1999CA2133675C Method of forming concrete retaining wall block
01/13/1999EP0890001A1 Device for mounting an access cover
01/13/1999EP0603417B1 Concrete form for underground wall
01/13/1999CN1204714A Method for forming retaining wall
01/12/1999CA2156750C Method of constructing a barrier using vehicular tires
01/07/1999WO1999000553A1 A well cover lifting tool
01/07/1999EP0889173A1 Reinforcement frame for structures and method of constructing building structures utilizing the same reinforcement frame
01/07/1999EP0888482A1 Covering for a sewer manhole
01/06/1999CN2303032Y Man hole cover of sewer
01/05/1999US5855452 Method for excavating rock cavities
12/1998
12/30/1998EP0887479A1 Prefabricated manhole for connection and inspection of sewer pipes and process for installing such a manhole
12/30/1998EP0887014A2 Assembly for forming an horticultural wall
12/30/1998EP0823951B1 Building element with a cast mineral body
12/30/1998CN2302292Y Composite material antitheft cover for manhole
12/30/1998CN1203647A Earth structures
12/29/1998US5852901 Stackable riser for on-site waste and drainage systems
12/23/1998WO1998058133A1 Retaining wall system
12/23/1998EP0886012A1 Device for covering a manhole, gutter or similar
12/22/1998US5851089 Composite reinforced structure including an integrated multi-layer geogrid and method of constructing the same
12/22/1998US5851088 Modular retaining wall block system including wall blocks having replaceable dual purpose facing panels and removable spacing tabs
12/17/1998DE19824431A1 Shaft or road gutter of concrete or steel reinforced concrete prefabricated parts
12/17/1998CA2234360A1 Retaining wall system
12/15/1998CA1340179C Soil-metal arch bridge on reinforced earth abutments
12/08/1998US5845442 For a hole having an interior surface
12/03/1998WO1998054805A1 Flat pack box
12/03/1998DE19721240A1 Special manhole cover to accommodate paving stones etc.
12/02/1998CN2299092Y Anti-theft manhole cover
12/01/1998US5842811 Confined space manhole sign system
11/1998
11/26/1998WO1998053151A1 Manhole cover retrofit assembly
11/25/1998EP0688381B1 Improvements in or relating to filling in a hollow in the ground
11/25/1998CN2298287Y Anti-theft cover for sewage well
11/25/1998CN2298286Y Anti-theft device for manhole cover
11/24/1998US5839855 Facing element for a stabilized earth structure
11/19/1998WO1998051870A1 Manhole cover