Patent ID: 6246031
Filing Date: 2001-06-12
Classification: C30B,H01L

Abstract:
A furnace assembly for heating a plurality of substrates, the assembly comprising:a furnace chamber;a process chamber configured to receive said plurality of substrates, said process chamber mounted in said furnace chamber in spaced relation thereto;a first heating circuit positioned proximate to said process chamber;a second heating circuit positioned proximate to said first heating circuit, a thermal energy output from said first heating circuit and said second heating circuit being capable of creating a substantially isothermal environment throughout said process chamber to heat each of said substrates;first insulator slidably received within said process chamber; anda second insulator slidably received within said process chamber,said first insulator and said second insulator isolating at least a portion of said process chamber as said plurality of substrates are being moved from a first position to a second position.