Thanks to the development of new sealing technology, the regeneration type radiant tube nozzle can be used in the vacuum furnace to achieve uniform heating result.
新型密封技术的开发，使蓄热式辐射管烧嘴得以应用在真空炉上，并获得了均匀的加热效果。
2
By using FTIR SO2-detecting system of tube-typefurnace, the SO2-releasing regularity during mixedly burning Shenhua coal, cornstalk, and bark with different proportioning ratio has been studied.