| Patents for E01C 19 - Machines, tools, or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving (13,507) |
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| 11/08/1989 | CN2047272U Small type movable asphalt mixture stirring machine |
| 11/08/1989 | CN2047213U Driving system of cantilever pull-shovel of concrete mixing plant |
| 11/07/1989 | US4878778 Concrete path paver |
| 11/07/1989 | US4878598 Method and apparatus for dispensing a substance to a work area |
| 11/07/1989 | US4878544 Compaction roller |
| 10/26/1989 | DE3812833A1 Device for a gritting vehicle |
| 10/18/1989 | EP0337069A1 Broadcaster |
| 10/17/1989 | US4874283 Front dispensing truck with vertically and horizontally swingable screw conveyor |
| 10/12/1989 | DE3811001A1 Apparatus for spraying mortar in a sheet-like manner |
| 10/11/1989 | EP0336116A1 Spreading unit for a road spreader |
| 10/11/1989 | EP0252092B1 A method and an apparatus for mixing gravel and bitumen |
| 10/05/1989 | DE3808934A1 Mounting device for a gritting apparatus |
| 10/04/1989 | EP0335339A1 Basecourse finisher |
| 09/27/1989 | EP0334143A1 Apparatus for breaking materials, especially stone, and building and road building materials |
| 09/27/1989 | EP0334013A1 Spreading unit for a road spreader |
| 09/26/1989 | US4870601 Method to estimate the degree of compaction obtained at compaction and means to measure the degree of compaction for carrying out the method |
| 09/26/1989 | US4869618 Distributor for concrete screed, and screed assembly comprising same |
| 09/26/1989 | US4868999 Apparatus and method for production of asphalt pavement having high recycled asphalt content |
| 09/26/1989 | CA1261183A1 Apparatus and method for producing and uniformly applying foamed bituminous binders to road surfaces |
| 09/26/1989 | CA1260752A1 Extensible screed assembly for a bituminous paver |
| 09/26/1989 | CA1260304A1 Towed molding tool for the laying of concrete slabs on the ground |
| 09/21/1989 | DE3808148A1 Process for producing structural bodies in sections, and pair of border profile mouldings for securing the edges between the structural-body sections |
| 09/19/1989 | US4867572 Asphalt plant with fixed sleeve mixer |
| 09/14/1989 | DE3904670A1 Placing device for kerbstones, edge stones and the like |
| 09/12/1989 | US4865487 Screed for asphalt paver |
| 09/12/1989 | US4865259 Asphalt recycling conveyor |
| 09/06/1989 | EP0247082B1 Method and apparatus for foaming of bitumen |
| 09/05/1989 | US4863310 Paving apparatus |
| 08/29/1989 | US4861191 Road widener |
| 08/29/1989 | US4861189 System for paving inclined and/or curved surfaces |
| 08/29/1989 | US4861187 Method for arranging the cooling in a compactor and a cooling system for the realization of the method |
| 08/23/1989 | EP0328767A1 Vibrating roller |
| 08/22/1989 | US4859502 Method and apparatus using bituminous sandstone for pavement repair |
| 08/22/1989 | US4859113 Paver with discontinuous discs moving aggregate contained in the paver |
| 08/16/1989 | EP0327678A2 Material disintegrating and preparating installation especially for tear up material |
| 08/15/1989 | US4856932 Concrete finishing float having spirally slotted sleeve |
| 08/15/1989 | US4856202 Method and apparatus for treating asphaltic concrete paving materials |
| 08/10/1989 | DE3903152A1 Metering device, in particular for use in conjunction with a shaker |
| 08/08/1989 | US4854772 Method to manufacture compactor and compactor manufactured by the method, and compactor series |
| 08/08/1989 | US4854769 System for paving inclined and/or curved surfaces |
| 08/02/1989 | EP0325681A1 Cutter for impact-type cutting machine |
| 08/02/1989 | CN2042088U Wide-board flatiron using complex vibration of horizental force and vibration |
| 07/27/1989 | DE3811596C1 Mobile stone-cleaning machine |
| 07/26/1989 | EP0325533A1 Spray bars for bitumen |
| 07/26/1989 | EP0325253A2 Drum screen |
| 07/25/1989 | US4850740 Method and apparatus for preparing asphaltic pavement for repaving |
| 07/18/1989 | US4848961 Concrete screed |
| 07/11/1989 | US4846601 Method for mechanically laying a herringone pattern of bricks, and an apparatus to perform it |
| 07/11/1989 | US4846437 Bracket for supporting concrete formwork |
| 07/04/1989 | US4844402 Form for a mortar cap |
| 06/29/1989 | WO1989005885A1 Apparatus for use in laying strip material |
| 06/28/1989 | EP0322283A1 Apparatus for storing and handling granular material for road construction works |
| 06/27/1989 | US4842441 Apparatus for filling a trench in a paved surface |
| 06/21/1989 | EP0320781A1 Device for transporting and laying shaped stones or shaped flagstones |
| 06/13/1989 | US4838728 Kit of hand-held tools for making a patterned impression in a cementitious material |
| 06/06/1989 | US4836564 Road-finishing machine |
| 06/06/1989 | US4836487 Concrete curb form hanger |
| 06/01/1989 | DE3738611A1 Mixing process for the batchwise quick preparation of bituminous mix |
| 05/31/1989 | CN2038512U Track type cement concrete material evener |
| 05/30/1989 | US4834462 Cutter for impact-type cutting machine |
| 05/24/1989 | EP0316752A1 Apparatus for reconstructing layers of road surfacings |
| 05/24/1989 | DE3738733A1 Laying apparatus for groups or layers of surface elements, in particular paving stones |
| 05/23/1989 | US4832525 Double-bearing shaft for a vibrating screed |
| 05/23/1989 | US4832497 Method and an apparatus for mixing gravel and bitumen |
| 05/23/1989 | CA1254625A1 Heating and melting apparatus for melting a substance to be melted |
| 05/18/1989 | WO1989004399A1 Tar-spray with valve |
| 05/18/1989 | DE3737220A1 Scattering device for a lorry |
| 05/16/1989 | US4830534 Dual amplitude vibration generator for compaction apparatus |
| 05/16/1989 | US4830533 Asphalt patching device |
| 05/09/1989 | US4828429 Detachable liquid distribution unit |
| 05/09/1989 | US4828428 Double tamping bar vibratory screed |
| 05/09/1989 | US4828427 Cement screed tool |
| 05/09/1989 | US4828426 Device for imprinting surface of fresh concrete |
| 05/05/1989 | WO1989003914A1 Heated mixer-conveyor for continuous manufacture of road asphalt or poured asphalt |
| 05/03/1989 | EP0314574A1 Tiltable working platform, especially for spreading chippings |
| 05/03/1989 | EP0313603A1 Fibre-filled granules. |
| 05/03/1989 | DE3735740A1 Heizmischfoerderer fuer strassenasphalt-recycling Heizmischfoerderer for road asphalt recycling |
| 05/02/1989 | US4826359 Structures of compacted materials composed of embankment fixed with a hydraulic binder and processes and machines for constructing them by compacting the slopes |
| 04/26/1989 | EP0312696A1 Suction device for lifting and displacing concrete elements |
| 04/25/1989 | US4824068 Flexible form for street and sidewalk curbs |
| 04/18/1989 | US4823366 Material conveying equipment with control for paving materials using ultrasonic waves |
| 04/18/1989 | US4822210 Concrete finishing machine |
| 04/12/1989 | CN2035844U Pulverulent-coal burner for agitating bitumen-mixed material |
| 04/11/1989 | US4820078 Apparatus for road surface repair with fiber-reinforced asphalt |
| 04/04/1989 | US4818140 Screed extender with berm-forming screed |
| 04/04/1989 | US4818139 Methods and apparatus for making an asphalt-aggregate pavement |
| 04/04/1989 | US4817870 Vehicle-mounted spray apparatus |
| 03/30/1989 | DE3731622A1 Concrete-placing machine |
| 03/29/1989 | EP0308404A1 Road paver-finisher with a combination of axles with steering wheels and crawler units. |
| 03/23/1989 | DE3729507A1 Process for the environmentally friendly recycling of broken-up asphalt |
| 03/22/1989 | EP0308323A1 Road roller with hydraulic transmission |
| 03/21/1989 | US4813784 Reverse flow post-mixer attachment and method for direct-fired asphaltic concrete drum mixers |
| 03/16/1989 | DE3708426A1 Adjustable levelling board |
| 03/15/1989 | EP0307380A1 Equipment for combined spreading of binder and aggregate for road covering |
| 03/14/1989 | US4812076 Asphalt hopper heating system |
| 03/08/1989 | EP0306152A1 Methods and apparatus for making an asphalt aggregate pavement |
| 03/07/1989 | US4809449 Loader attachment |
| 03/01/1989 | EP0305225A1 Process for producing a pavement binder based on bitumen and reclaimed rubber powder, and binder produced for carrying out this process |
| 02/28/1989 | US4808026 Construction apparatus with earth trimmer |
| 02/22/1989 | CN2033015U Four connecting rod swing joint vibrating rammer |