| Patents for E01C 11 - Details of pavings (5,846) |
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| 02/25/1992 | CA1296212C Method and apparatus using bituminous sandstone for pavement repair |
| 02/18/1992 | US5088256 Concrete joint with spring clip retained insert and bottom seal |
| 02/05/1992 | EP0469265A2 Road draining for a pavement which is bordered by a kerbstone |
| 02/05/1992 | EP0469222A1 method of constructing a continuous surfacing for roads and airfields and its use |
| 01/23/1992 | DE4022877A1 Fibre-reinforced bitument prodn. with improved fibre-bitumen adhesion - by coating organic and/or inorganic reinforcing fibres with vulcanised rubber and incorporating in bitumen |
| 01/21/1992 | US5081848 Ground source air conditioning system comprising a conduit array for de-icing a nearby surface |
| 01/14/1992 | US5080523 Connecting stone for forming road edges |
| 01/07/1992 | US5077944 Curbstone |
| 01/02/1992 | EP0463092A1 Apparatus for forming a trench |
| 01/02/1992 | EP0463083A1 Method and apparatus for forming a trench |
| 12/17/1991 | US5073061 Industrial restraint edging system for segmented paving units |
| 12/11/1991 | CN2090390U Asphalt packing machine for joints |
| 12/10/1991 | US5071282 Highway expansion joint strip seal |
| 12/10/1991 | CA1292906C Pad for supporting a utility access conduit and method for installing same |
| 12/04/1991 | EP0459061A1 Expansion joint for bridge structure |
| 12/03/1991 | US5069578 Method and device for producing a surface coating on a surface such as a road |
| 11/28/1991 | DE4020009A1 Hydrophobic fine granular mixt. prodn. for road surface filler |
| 11/07/1991 | DE4113508A1 Vehicle boarding step for bus stops - has upper section in vertical direction, made of elastic rubber or plastics |
| 11/06/1991 | CN2088119U Joint-packing machine for highway pavement |
| 11/05/1991 | US5062736 Snow melting method utilizing heat retaining function of underground aquifer without sprinkling water |
| 10/31/1991 | WO1991016495A1 Industrial restraint edging system for segmented paving units |
| 10/30/1991 | EP0454663A1 Heat exchanger |
| 10/30/1991 | EP0454258A1 Edge section or edge frame |
| 10/17/1991 | DE4115476A1 Improving visibility when fog and mist are on road - warming air immediately above road surface by electric heating element or hot pipe |
| 10/10/1991 | DE4011302A1 Antislip mat for footpaths in winter - has central reinforcing fabric or mesh, with PVC foam on both sides and cut-away holes forming crossbars covered in particles on upper face |
| 10/01/1991 | US5052852 Concrete keyed joints |
| 09/19/1991 | WO1991014049A1 Drainage and erosion reduction means |
| 09/19/1991 | CA2078237A1 Drainage and erosion reduction means |
| 09/17/1991 | US5049001 Safety roadway delineator effective during rainy night-time driving conditions |
| 09/17/1991 | US5048249 Gasket for flush expansion joint cover |
| 09/11/1991 | EP0445341A1 Sealed industrial floor covering |
| 09/03/1991 | CA1288270C Frames for installing wooden bricks |
| 08/20/1991 | US5040350 Grout retainer for concrete and like structures |
| 08/19/1991 | CA2010360A1 Swimming pool contraction expansion joint |
| 08/15/1991 | WO1991012090A1 Anti-slip surfaces |
| 08/15/1991 | CA2075908A1 Anti-slip surfaces |
| 08/14/1991 | DE4004362A1 Repair of damaged storm gutters - requires removal of grating seating and part of gutter side before fixing reinforcing anchors and filling with concrete |
| 08/07/1991 | EP0440562A1 Multilayered roadway anti-cracking covering |
| 07/30/1991 | US5035533 Highway expansion joint strip seal |
| 07/11/1991 | DE4000097A1 Elastic road surface for reduction of noise and frost damage - comprises mixture of recycled granulated polymer and ash from burnt rubbish |
| 07/10/1991 | EP0436523A1 Use of a heat exchanger |
| 07/03/1991 | CA2033510A1 Fiberized asphalt hot mix composition and method for improving durability and life of asphalt paved surfaces |
| 07/02/1991 | US5028168 Device for the interconnection of two roadway parts separated by an expansion joint |
| 06/25/1991 | US5026609 Road repair membrane |
| 06/25/1991 | US5026202 Sidewall extension member for a drainage channel |
| 06/18/1991 | US5024553 Non-water-sprinkling type snow melting method and system |
| 06/13/1991 | WO1991009175A1 Holding device for paving blocks |
| 06/13/1991 | WO1991008345A1 Device for covering and sealing expansion gaps, particularly in roadways |
| 06/11/1991 | US5022459 Flexible hose heat exchanger construction with combination locating and thawing wire |
| 06/06/1991 | DE4037859A1 Kerbstone for edges of pavements - has additional top part to increase its height and project above adjoining road surface |
| 05/29/1991 | EP0429106A1 Method of reinforcing a top layer of a ground, as well as reinforcing mat applied therefor |
| 05/08/1991 | DE3936625A1 Grooved gutter or pipe - causes inner spiral flow and secondary flow |
| 05/07/1991 | US5013180 Raised pavement marking device |
| 04/25/1991 | DE3934657A1 Hydrophobic fine granular mixt. prodn. for road surface filler |
| 04/23/1991 | US5009543 Reinforced asphalt concrete and structure for producing same |
| 04/17/1991 | EP0422753A1 Process for preparing a particular mixture having hydrophobic properties |
| 04/16/1991 | US5007765 Sealing method for joints |
| 04/14/1991 | CA2027654A1 Method for the preparation of a fine-grained mixture having hydrophobic properties |
| 04/10/1991 | EP0420973A1 Process for the manufacture of a framework for reinforcing concrete structures and framework obtained. |
| 04/09/1991 | US5006011 Frames for installing wooden bricks |
| 04/09/1991 | US5005331 Concrete dowel placement sleeves |
| 04/07/1991 | WO1991005111A1 Slab-like concrete block, as well as process and device for manufacturing the latter |
| 04/07/1991 | CA2067332A1 Slab-like concrete block, as well as process and device for manufacturing the latter |
| 04/04/1991 | DE3930599A1 Cast asphalt for heavy duty traffic surfaces - contains reinforcing fibres esp. of polyacrylonitrile |
| 03/27/1991 | EP0419430A1 A curbstone |
| 03/26/1991 | US5003157 Snow melting pathway mat apparatus |
| 03/20/1991 | EP0417693A1 Road boundary marker to prevent access to public grounds |
| 03/19/1991 | US5001190 Process for filling space in a structure with a polyurethane composite in the presence of water |
| 03/19/1991 | US5000621 Apparatus for forming a trench |
| 03/19/1991 | CA1281575C Regeneration process of aged pavement |
| 03/14/1991 | DE3929187A1 Profiled jointing for flooring areas - consists of meta L=sections with locking horizontal and vertical arms each side of elastic profile on top of adjustable height extrusion |
| 03/12/1991 | USRE33550 Restraint edge for paving members |
| 03/07/1991 | CA2023479A1 Curbstone |
| 02/20/1991 | EP0413295A1 Geotextile for the reinforcement of asphalt-layers |
| 02/20/1991 | EP0413078A1 Method for improving the surface appearance of a water-permeable ceramic molding |
| 02/19/1991 | US4993878 Method and apparatus for forming a trench |
| 01/30/1991 | EP0410079A1 Connecting casing for linked concrete slabs |
| 01/24/1991 | WO1990010679A3 Process for reversibly fastening webs of large surface area to backings |
| 01/23/1991 | EP0409700A1 Process and apparatus for making a coating on a surface such as a road |
| 01/22/1991 | US4986693 Roadway water drainage installation |
| 01/16/1991 | EP0408479A1 Temporary road and process for using the same |
| 01/16/1991 | EP0408447A1 Precast curb system |
| 01/14/1991 | CA2020716A1 Emergency driving strip and process for same |
| 01/02/1991 | EP0406063A1 Synthetic paving element and kerbedging made of these elements |
| 01/02/1991 | CA1278436C Waterstop |
| 12/18/1990 | CA1278149C Coating compound based on bitumen and powdered recovery rubber |
| 12/11/1990 | US4976063 Lawn edging system and associated edging components |
| 12/06/1990 | DE4017377A1 Road-topping mixt. useful as wearing course - contains known hydrocarbon-concrete mixt. and acrylonitrile fibres pref. kidney-shaped fibres |
| 12/05/1990 | EP0401146A1 Fastening means for joining two parts of a traffic area |
| 11/22/1990 | DE4014892A1 Bituminous concrete mix. with dispersed wire reinforcement - prepd. by adding wire in bundles held together by binder which disintegrates in hot bitumen |
| 11/22/1990 | DE4014891A1 Verfahren zur herstellung von buendeln von stahldrahtstuecken Process for the preparation of bundles of stahldrahtstuecken |
| 11/20/1990 | US4971475 Precast curb system |
| 11/13/1990 | USRE33439 Drainage channel with locking grate |
| 11/06/1990 | US4968178 Device for bridging expansion joints |
| 10/31/1990 | EP0394401A1 Device for connecting two road section separated by an expansion joint. |
| 10/23/1990 | US4965097 Texturized cell material for confinement of concrete and earth materials |
| 10/23/1990 | US4964752 Method and apparatus using bituminous sandstone for pavement repair |
| 10/23/1990 | US4964254 Crosspiece supporting pad in structural construction |
| 10/16/1990 | US4963056 Expansion joint and method of manufacture |
| 10/16/1990 | US4963054 Frames for constructing pavement boards |