Patents
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)
01/1980
01/01/1980US4181449 Paving joints
01/01/1980CA1068962A Slip form paving machine
12/1979
12/11/1979CA1067891A1 Drum mix asphalt plant with fiber filter dust collector
12/04/1979US4177080 Method and apparatus for recycling asphalt-aggregate compositions
12/04/1979US4176983 Variable eccentric device
12/04/1979CA1067367A1 Method and portable apparatus for treating asphalt paving material
11/1979
11/27/1979US4175708 Method of transporting liquid pitch containing lumpy cokes and apparatus therefor
11/27/1979US4175335 Machine for drying granular materials
11/27/1979CA1066988A1 Conveyor-type, hydraulic-powered, material-spreading apparatus
11/20/1979US4174949 Burner and exhaust control assemblies for use with an apparatus for conveying particulate material
11/13/1979US4174181 Method and apparatus for establishing aggregate cascade zones in an apparatus for producing hot mix asphalt
11/06/1979CA1065843A1 Asphalt-aggregate recycling system with zoned inputs
10/1979
10/30/1979US4172679 Device for renewing road surfaces
10/09/1979US4170427 Vibrating tamper
10/02/1979US4169559 Distributor for particulate material
09/1979
09/19/1979EP0003978A1 Street roller
09/18/1979CA1062522A1 Cleaning bar assembly for compactor wheels
09/04/1979US4166581 Spreader for particulate material
09/04/1979CA1061623A1 Apparatus for repairing asphalt road surfaces
09/04/1979CA1061581A1 Modified ditch mule
08/1979
08/28/1979CA1061151A1 Screed extension for paving machines
08/21/1979US4165192 Asphalt spreading machine
08/21/1979US4165184 Apparatus for asphaltic concrete hot mix recycling
08/14/1979CA1060278A1 Production of aggregate material coated with bituminous binder
07/1979
07/31/1979US4162862 Pavement striping apparatus and method
07/31/1979US4162766 Vehicular spreader for icy roads and the like
07/24/1979CA1059115A1 Asphalt mixer drum with tangential infeed scoops
07/03/1979US4159890 Paving material extrusion molding apparatus
07/03/1979US4159877 Materials handling and application mechanism
07/03/1979CA1057558A1 Compactor wheel with gross-shaped tips
06/1979
06/26/1979CA1057279A1 Tube supporting and vibrating means for a heater-mixer system
06/19/1979CA1056880A1 Mobile machine frame and suspension
06/12/1979US4157877 Apparatus for compacting subgrade and pavement materials
06/12/1979US4157872 Mixing-tank trailer
06/05/1979US4157150 Hopper device for material spreader having a multipositionable cover
06/05/1979CA1055781A1 Continuous tamping device
05/1979
05/29/1979US4156575 Safety device in road rollers
05/22/1979US4155654 Apparatus for continuous preparation of sulfur asphalt binders and paving compositions
05/22/1979US4155141 Cement finishing tool
05/15/1979CA1054419A1 Apparatus for conveying asphalt concrete mixtures
05/08/1979US4153471 Process for treating exhaust gaseous mixtures from directly exposing asphalt-aggregate compositions to hot gases
05/01/1979US4152382 Greater than normal height
04/1979
04/24/1979CA1053117A1 Universal hydraulic impact tool
04/03/1979US4147448 Method of operating a compaction roller assembly, and a compaction roller assembly
04/03/1979US4147436 Method and apparatus for producing hot mix asphalt utilizing recyclable asphalt aggregate
03/1979
03/20/1979US4145156 Plate vibrator
03/20/1979US4145155 Paving material extrusion molding apparatus
03/20/1979US4145154 Non-skid highway surfacing
03/13/1979US4143972 Combustion control system for bituminous drum mixers
03/13/1979CA1050321A1 Combination of a self-propelled vibratory roller and tired compacting roller
03/06/1979US4142815 Concrete slab striker
03/06/1979US4142803 Recycled asphalt-aggregate process and apparatus
03/06/1979CA1049825A1 Composite paving structures and units and processes for making them
02/1979
02/27/1979US4141499 Concrete railroad bed
02/20/1979US4140420 Portable grade averaging apparatus
01/1979
01/30/1979US4136966 Asphalt sleeve mixer apparatus
01/30/1979US4136964 Apparatus for simultaneously mixing and conveying particulate material
01/23/1979US4135840 Tools for imprinting non-repeating stone patterns in fresh concrete
01/09/1979CA1045867A2 Slip form paving machine
01/02/1979US4132941 Syncro-matic circuit used with material spreaders
01/02/1979US4132492 Concrete screed machine
01/02/1979CA1045648A1 Material spreader for trucks
01/02/1979CA1045439A1 Road roller for compacting pavements
12/1978
12/19/1978US4130364 Method and portable apparatus for treating asphalt paving material
12/12/1978US4129399 Mounting bars for road making machines
12/05/1978US4128359 Self-propelled concrete vibrator apparatus
11/1978
11/28/1978US4127351 Dynamic soil compaction
11/28/1978CA1043099A1 Small sub-grader
11/21/1978US4126397 Asphaltic concrete recycle apparatus
11/07/1978US4124325 Asphalt pavement recycling apparatus
11/07/1978US4124167 Material spreader for mounting on a vehicle
11/07/1978CA1041819A1 Asphalt roadway patching apparatus
09/1978
09/19/1978US4115023 Paving material agitation apparatus for use in water channel forming machine
08/1978
08/29/1978US4109742 Steering and width controls for expandable tandem rollers
08/22/1978US4108010 Conveyor-type, hydraulic-powered, material-spreading apparatus
08/22/1978US4108009 Variable-force vibrator
08/08/1978US4106110 Apparatus and method for producing asphalt-aggregate compositions
08/08/1978US4105356 Vibratory roller
08/08/1978US4105355 Device for tamping and leveling concrete and the like
08/08/1978US4105354 Pattern forming wheel for uncured concrete surfaces
08/01/1978US4104736 Apparatus and method for recycling used asphalt-aggregate composition
08/01/1978US4103554 Method and a device for ascertaining the degree of compaction of a bed of material with a vibratory compacting device
07/1978
07/25/1978US4103350 Method of reducing emission of particulate matter
07/25/1978US4102590 Pull type asphalt paver
07/18/1978US4101237 Method of slip-forming roadbeds and apparatus therefor
07/11/1978US4100059 Activated carbon
07/04/1978US4098433 Hydraulic system for broadcast spreader
06/1978
06/27/1978US4097173 Self placing automatic form
06/20/1978US4096588 Separation by particle size
06/13/1978US4095285 Device for the preparation of coated products for construction and maintenance of highways
06/13/1978US4095284 Direct heating asphalt-aggregate recycle apparatus and method
06/06/1978US4093410 Ditch paving tool
05/1978
05/16/1978US4089616 Vibratory split roll
05/16/1978US4089509 Composition control system for an asphalt plant
05/16/1978US4089508 Method of processing bituminous paving mixtures and apparatus therefor
05/09/1978US4088077 Continuous tamping device
04/1978
04/18/1978US4084928 Slip form having reinforcement accommodating means
04/04/1978US4082471 Universal hydraulic impact tool
03/1978
03/07/1978US4077732 Insertion of compressible sheets in concrete
02/1978
02/28/1978US4076474 Slip form for concrete