| Patents for E02D 29 - Underground or underwater structures; Retaining walls (15,197) |
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| 06/19/1984 | US4454978 Process for improved manufacture of shells for tunnel tubes |
| 06/19/1984 | CA1169235A1 Manufacturing manhole cover frames |
| 06/12/1984 | US4454039 Frame and cover members for constructing apertures in road surfaces |
| 05/24/1984 | WO1984001978A1 A method and apparatus for reinforcing and consolidating earth structures |
| 05/22/1984 | US4449858 Methods and/or apparatus for increasing the overturning resistance of retaining walls |
| 05/22/1984 | US4449857 Retained earth system with threaded connection between a retaining wall and soil reinforcement panels |
| 05/22/1984 | US4449715 External manhole seal |
| 05/22/1984 | CA1167650A1 Building of an underground structure, and structure so produced |
| 05/15/1984 | US4448571 Panel system for slope protection |
| 05/01/1984 | US4446025 Method of and apparatus for pre-treating make-up water contaminated with nutrients |
| 05/01/1984 | CA1166459A1 Retained earth system with threaded connection between a retaining wall and soil reinforcement panels |
| 04/25/1984 | EP0106745A2 Method and installation for putting a protection layer on an under water floor |
| 04/24/1984 | US4444526 Submerged tunnel and a method of and means for constructing a submerged tunnel |
| 04/17/1984 | US4443282 Method of externally sealing sewage system joints against entry of ground water to the system |
| 04/03/1984 | US4440527 Method of erecting a wall in a wet environment |
| 04/03/1984 | US4440524 Process for bringing a body of water into communication with a tunnel |
| 04/03/1984 | US4440407 Manhole cover gasket seal |
| 04/03/1984 | US4440376 Earth sheltered building technology |
| 03/14/1984 | EP0102637A1 Slope element |
| 03/13/1984 | CA1163487A1 Fastening means for manhole cover locking device |
| 03/07/1984 | EP0102340A2 Method of making reinforced concrete constructions such as subways, road tunnels and the like; prefabricated concrete elements for making such constructions |
| 02/29/1984 | EP0101525A1 Manhole closure including a frame, a cover and a damping device |
| 02/28/1984 | US4433944 Structural components for constructing a wall |
| 02/28/1984 | US4433937 Method of tunnel construction employing submerged caisson |
| 02/28/1984 | CA1162751A1 Cable manhole |
| 02/21/1984 | US4432176 Vertical modular construction element and construction method using the same |
| 02/16/1984 | WO1984000514A1 Method for pressing and vibrating polyhedral bodies |
| 02/14/1984 | US4431349 Ice-filled structure and tunnelling method for the egress and launching of deep-based missiles |
| 01/31/1984 | CA1161293A1 Structures for supporting manhole covers, grates and the like provided with self-storing adjustable leveling apparatus |
| 01/17/1984 | US4426176 L-Shaped concrete block and method for constructing a retaining wall by such L-shaped concrete blocks |
| 12/28/1983 | EP0096747A1 Method and apparatus for constructing, reconditioning or maintaining asphalt, concrete or like road coverings in the vicinity of manholes and the like embedded therein |
| 12/27/1983 | US4422798 Process for construction of an underground structure and the structure thus obtained |
| 12/27/1983 | US4422526 Access tower for manufacture of tunnel tubes |
| 12/27/1983 | CA1159266A1 Building blocks |
| 12/20/1983 | US4421439 Supporting fabric for bearing bulk material and a method of building a road, dike or dam embankment |
| 12/06/1983 | US4418561 Apparatus for manufacture of tunnel tubes |
| 11/23/1983 | EP0094648A1 Method for producing a pot for an underground valve |
| 11/23/1983 | EP0094434A1 Work ship for installing large offshore structure |
| 11/23/1983 | EP0094433A1 Work ship for installing large offshore structure |
| 11/22/1983 | CA1157281A1 Vertical modular building element especially for containment structures, and method for the construction of said structures |
| 11/15/1983 | US4415066 Manhole service vehicle |
| 11/09/1983 | EP0093453A1 Cribbing member |
| 11/08/1983 | CA1156477A1 Method and apparatus for constructing an artificial island |
| 11/02/1983 | EP0092892A1 Sound deadening structure |
| 11/01/1983 | US4412760 Method for producing a structure having cohesion by means of a material comprising non-coherent solid particles |
| 10/26/1983 | EP0091906A1 A method and apparatus for restricting local variations in ground level in the vicinity of surface water drains and manholes |
| 10/25/1983 | CA1155722A1 Method for providing waterproof coating for masonry walls |
| 10/19/1983 | EP0091531A1 Method and apparatus for placing a cover on an underwater structure or on an underwater land strip |
| 10/11/1983 | US4408421 Manhole structure |
| 10/04/1983 | US4407612 Soil and/or water-retaining wall; method for forming this soil and/or water-retaining wall; and forming mould suitable for use with this method |
| 10/04/1983 | US4407611 Anchored earth structure |
| 09/27/1983 | US4406151 Collapsible fixture for manufacture of tunnel tubes |
| 09/27/1983 | US4406150 Apparatus and process for improved manufacture of shells for tunnel tubes |
| 09/13/1983 | CA1153603A1 Insert for heightening the padded frame for a manhole cover |
| 09/13/1983 | CA1153575A1 Wall made of concrete elements |
| 08/17/1983 | EP0026782B1 Soil and water-retaining wall, composed of prefabricated plate elements |
| 08/10/1983 | EP0085433A2 Cover for a manhole or shaft |
| 08/10/1983 | EP0085306A2 Improvements in or relating to cover and frame assemblies |
| 08/09/1983 | US4397578 Undersea platform construction system |
| 07/27/1983 | EP0084510A1 Circular manhole frame with hinged half-covers |
| 07/26/1983 | US4394924 Process for making gabions provided with inner partitions |
| 07/06/1983 | EP0083007A1 Manhole cover |
| 07/05/1983 | US4391557 Retaining wall for earthen formations and method of making the same |
| 07/05/1983 | CA1149183A1 Retaining wall system |
| 06/22/1983 | EP0082034A1 Construction transportable by sea or by waterway |
| 06/15/1983 | EP0081009A1 Road coverage, comprising a cover and cover supporting means |
| 06/14/1983 | CA1148041A1 Process for making gabions provided with inner partitions |
| 06/09/1983 | WO1983001932A1 Work ship for installing large offshore structure |
| 06/09/1983 | WO1983001931A1 Work ship for installing large offshore structure |
| 06/01/1983 | EP0079887A1 Multi-purpose precast concrete panels, and methods of constructing concrete structures employing the same. |
| 05/31/1983 | US4385648 Woven fabric form element for forming cast-in-place structures |
| 05/25/1983 | EP0079880A2 Retaining structure |
| 05/25/1983 | EP0079344A1 Methods of building construction |
| 05/25/1983 | EP0022844B1 Method for the formation of a soil and water-retaining wall, soil and water-retaining wall formed in accordance with this method and forming mould for the formation of this soil and water-retaining wall |
| 05/24/1983 | US4384810 Locking beam to form a three-dimensional lattice in a construction system for plantable shoring walls |
| 05/04/1983 | EP0077877A1 Anchorage for step irons in concrete elements or the like |
| 05/03/1983 | CA1145572A1 Removable gutter for manholes and ducts |
| 04/20/1983 | EP0077271A1 Method and apparatus for the provisional shoring of lateral trench walls |
| 04/19/1983 | US4380409 Crib block for erecting bin walls |
| 04/12/1983 | US4379659 Building blocks |
| 04/12/1983 | US4379521 Spring rail fastening system |
| 04/12/1983 | CA1144327A1 Plastics material mesh structure |
| 03/30/1983 | EP0075487A2 Marine structure |
| 03/01/1983 | CA1142009A1 Apparatus for capping manholes |
| 03/01/1983 | CA1141975A1 Drainage inspection chambers |
| 02/22/1983 | US4374798 Production of plastic mesh structure |
| 02/15/1983 | CA1141269A1 Supporting fabric for bearing bulk material and a method of building road, dike or dam embankments |
| 02/15/1983 | CA1141180A1 Manhole sewer pipe opening blockout member |
| 02/01/1983 | US4371292 Gravity structure |
| 01/26/1983 | EP0070659A1 Retaining wall and in situ method of construction |
| 01/18/1983 | US4369004 Earth retaining method and structure |
| 01/18/1983 | US4368893 Manhole infiltration disk and seal assembly |
| 01/18/1983 | US4368600 Removable guttering assembly for man-holes or the like |
| 01/11/1983 | CA1139117A1 Gravity structure |
| 12/22/1982 | EP0067551A1 Reinforced earth structures and facing units therefor |
| 12/21/1982 | US4364689 Manhole cover assembly |
| 12/09/1982 | WO1982004283A1 Anchoring of dog-spikes in concrete elements or the like |
| 12/09/1982 | WO1982004276A1 A method and apparatus for restricting local variations in ground level in the vicinity of surface water drains and manholes |
| 12/09/1982 | WO1982004273A1 Multi-purpose precast concrete panels, and methods of constructing concrete structures employing the same |
| 11/25/1982 | WO1982004088A1 Methods of building construction |