Process for heating an asphalt surface

Details Process for heating an asphalt surface Process for heating an asphalt surface

1994-10-28

1997-08-05

Lisehora, James A.

Road structure, process, or apparatus

Process

In situ treatment of earth or roadway

404 95, E01C 2314

Patent

active

056535520

ABSTRACT:
A process for continuously heating an asphalt surface is described. The process comprises moving a heater over the asphalt surface in successive forward and backward directions. The forward stroke of the heater is effected over a second distance and the backward stroke of the heater is effected over a first distance. The ratio of the second distance to the first distance is in the range of from about 0.10 to about 0.90. Preferably, the heater comprises at least two independent heaters arranged in series.

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