Patent ID: 8696350
Filing Date: 2014-04-15
Classification: B22F,B32B,C04B,F27B,F27D,H05K

Abstract:
1. A heat treating furnace comprising: a case; a heat treatment region disposed in the case and arranged to receive therein a material to be heat-treated; a heater disposed inside the case and arranged to heat the heat treatment region to a predetermined temperature; a heat insulator disposed inside the case, arranged to surround the heat treatment region, and composed of ceramic fibers; a reflector disposed inside the case and between the heat insulator and an inner wall of the case and arranged to reflect heat transferred from the heat treatment region through the heat insulator; wherein the reflector is spaced away from the heat insulator and surrounds substantially an entire peripheral surface of the heat insulator; and the heater is disposed in the heat insulator.