Patent ID: 9481967
Filing Date: 2016-11-01
CPC Classification: C08L,C09D,C10C,E01C,G21K,H05B

Claim Text:
1. A method for repairing an asphalt pavement, comprising: passing an emitter over a surface of a damaged asphalt pavement comprising aged asphalt, wherein the emitter comprises a birefringent material through which electromagnetic radiation generated by the emitter passes, wherein the emitter generates electromagnetic radiation having a wavelength of from about 2 microns to 1 millimeter, the radiation penetrating into the pavement to a depth of at least 2 inches, wherein a temperature differential throughout a top two inches of pavement is 100° F. or less, wherein a highest temperature in the top two inches of pavement does not exceed 300° F., and wherein a minimum temperature in the top two inches of pavement is at least 200° F.