| Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197) |
|---|
| 10/23/1997 | CA2252035A1 Earth structures |
| 10/22/1997 | CN2265395Y Theft-proof device for manhole cover |
| 10/21/1997 | US5678958 Retaining wall consisting of dry mounted building elements |
| 10/16/1997 | WO1997038174A1 Lining for a landfill site |
| 10/16/1997 | CA2251156A1 Lining for a landfill site |
| 10/15/1997 | CN2264759Y Theft-proof magnetic manhole cover device |
| 10/15/1997 | CN2264758Y Theft-proof cover for manhole |
| 10/14/1997 | US5677016 Foldable multicellular structure for rapid intervention works |
| 10/14/1997 | CA2007668C Concrete retaining wall block, retaining wall and method of construction therefore |
| 10/10/1997 | CA2173649A1 Construction block for building a retaining wall |
| 10/09/1997 | WO1997037086A1 Device for mounting an access cover |
| 10/09/1997 | CA2250370A1 Device for mounting an access cover |
| 10/07/1997 | CA2092579C Block interlock offsetting key for use in the construction of a retaining wall |
| 10/02/1997 | WO1997036057A1 Reinforcement frame for structures and method of constructing building structures utilizing the same reinforcement frame |
| 10/02/1997 | CA2249634A1 Reinforcement frame for structures and method of constructing building structures utilizing the same reinforcement frame |
| 10/01/1997 | CN2263665Y Anti-theft manhole cover |
| 10/01/1997 | CA2201459A1 Retaining wall system and method of construction thereof |
| 09/30/1997 | US5671584 Method and apparatus for constructing a retaining wall |
| 09/30/1997 | US5671581 Water cut-off process for concrete structure |
| 09/25/1997 | WO1997035076A1 Covering for a sewer manhole |
| 09/25/1997 | CA2249270A1 Covering for a sewer manhole |
| 09/24/1997 | EP0796950A1 Method and apparatus for exchanging a manhole frame installed in an asphalt layer |
| 09/24/1997 | EP0796949A1 Hinged, closed or grating-like, manhole cover and its supporting frame |
| 09/24/1997 | EP0796717A1 A liner for manhole and a method for lining a manhole |
| 09/24/1997 | CN2263138Y Prizing-proof theft-proof manhole shaft cover |
| 09/23/1997 | US5669737 Wall retention system |
| 09/23/1997 | CA2163036A1 Sump cover |
| 09/19/1997 | CA2200262A1 A liner for manhole and a method for lining a manhole |
| 09/18/1997 | DE19609776A1 Manhole cover installed flush with road surface |
| 09/17/1997 | CN2262571Y Manhole shaft anti-theft cover |
| 09/17/1997 | CN2262570Y Anti-theft manhole shaft cover |
| 09/17/1997 | CN2262569Y Waste tyre protecting wall structure |
| 09/16/1997 | US5667869 Predrawn net particularly for geotechnical use |
| 09/16/1997 | US5667200 Concrete building block system |
| 09/16/1997 | US5666768 Collapsible handle assembly for concrete covers |
| 09/12/1997 | WO1997033048A1 Improved manhole casting positioning apparatus and method |
| 09/12/1997 | CA2220243A1 Improved manhole casting positioning apparatus and method |
| 09/10/1997 | CN2262052Y Anti-theft silicon-plastic steel skeleton manhole cover and base |
| 09/09/1997 | CA2079694C Undercut excavation method |
| 09/03/1997 | EP0616655B1 Kit of moulded concrete blocks and gravity retaining wall made therefrom |
| 09/03/1997 | CN2261448Y Manhold cover with unvisible lock |
| 08/27/1997 | EP0791692A1 Method for manufacturing a manhole and manhole made by the method |
| 08/27/1997 | EP0791691A1 Road tunnel and method for building same |
| 08/26/1997 | US5660505 Silt fence anchor |
| 08/21/1997 | DE19604593C1 Method for subsequent installation of entry shafts in forward press pipelines |
| 08/21/1997 | DE19602800C1 Locking bolt, particularly for rapid closure of cover grid |
| 08/20/1997 | CN2260104Y Anti-destroy sewage manhole cover |
| 08/19/1997 | US5658098 Polymeric retaining wall building block |
| 08/19/1997 | US5658096 Embankment element for stabilizing or supporting a slope |
| 08/14/1997 | WO1997029245A1 Natural stone holding unit, method for manufacturing the natural stone holding unit, and adhesive for use in manufacturing the same unit |
| 08/14/1997 | DE19605189A1 Method of refurbishing retaining concrete or brickwork walls |
| 08/13/1997 | CN2259434Y Safety antitheft cover for manhole |
| 08/13/1997 | CN1157019A Facing panel for earth structures |
| 08/13/1997 | CN1035634C Slope protection pile and its construction method |
| 08/07/1997 | DE19604051A1 Septic tank for sewage |
| 08/06/1997 | EP0787861A1 A liner |
| 08/06/1997 | CN1156490A Contraction joint rail |
| 08/06/1997 | CN1035564C Construction method for arch structure |
| 08/06/1997 | CN1035563C Arch structure and its construction method |
| 08/05/1997 | US5653558 Retaining wall block |
| 07/30/1997 | EP0551347B1 Landscaping block |
| 07/30/1997 | CN1155606A Foundation side wall as basement wall and construction method thereof |
| 07/29/1997 | US5651912 Decorative mold for forming concrete surface with uneven pattern |
| 07/29/1997 | US5651642 Concrete building blocks |
| 07/24/1997 | WO1997026415A1 A method of sealing a manhole riser and a catch basin and apparatus for same |
| 07/24/1997 | WO1997026414A1 Wall, particularly a retaining wall, formed only on the front side |
| 07/23/1997 | CN1155027A Mfg. method for inorganic glass fiber reinforced plastics cover of manhole |
| 07/23/1997 | CN1035490C Double row pile wall |
| 07/22/1997 | US5650065 Skimmer cover for dry well in a catch basin |
| 07/22/1997 | US5649399 For a vessel having an opening |
| 07/17/1997 | DE19638291A1 Steel concrete lid useful especially for shaft structures |
| 07/17/1997 | CA2194745A1 Grid-locked block panel system |
| 07/15/1997 | US5647695 Soil filled wall |
| 07/08/1997 | US5645372 Form for construction of a catch basin |
| 07/03/1997 | DE19653138A1 Constructional block made of concrete |
| 07/02/1997 | EP0781364A1 Facing panel for earth structures |
| 07/01/1997 | US5642968 Modular block retaining wall construction and components |
| 07/01/1997 | CA2158888C Segmented adjustment riser |
| 06/26/1997 | WO1997022760A1 Manhole cover |
| 06/26/1997 | CA2240189A1 Manhole cover |
| 06/25/1997 | EP0780521A1 Blocking bolt |
| 06/25/1997 | CN1152655A Arch structure constructing method |
| 06/25/1997 | CN1152654A Arch structure and construction method |
| 06/25/1997 | CN1152652A Cover of manhole made of magnesite composite material for urban pipe line and productive technology |
| 06/18/1997 | CN1152063A Construction method of arched structure |
| 06/17/1997 | US5639186 Water funnel |
| 06/17/1997 | CA2091226C Blocks and their use |
| 06/12/1997 | WO1997020997A1 Retaining wall system |
| 06/12/1997 | WO1997020996A1 Earth structures |
| 06/12/1997 | DE19602897A1 Watertight man hole cover, especially for underground fuel tanks |
| 06/12/1997 | CA2239016A1 Earth structures |
| 06/11/1997 | EP0777791A1 Embankment wall construction and method and block construction for making the same |
| 06/11/1997 | CN1151789A Fluid circulation pipe |
| 06/10/1997 | US5636938 Gabion system |
| 06/05/1997 | DE19545983C1 Cover for shaft opening e.g. manhole in road or pavement |
| 06/03/1997 | US5634739 Manhole casting positioning apparatus and method |
| 05/29/1997 | WO1997019231A1 A prefabricated structure for the construction of overhead or underground works |
| 05/29/1997 | WO1997019230A1 Underground structural work, particularly for building tunnels, underpasses, carparks and the like, a process for its production and a prefabricated element for such structure |
| 05/28/1997 | EP0775782A1 Cover, more specifically for underground basins or reservoirs |
| 05/28/1997 | DE19644850A1 Wall element e.g. for garden wall or construction of building |