Double-layer heat insulation inner inner liner without tortoiseshell net, inner liner of high temperature hotair pipeline, inner liner of heating furnace and so on in catalyst creaking apparatus.
催化裂化装置中两器有龟甲网双层衬里或无龟甲网双层衬里隔热内衬。
2
Results show that reducing the apparatus size and increasing the hotair flux can effectively increase immersed nozzle's preheating temperature and improve the thermal gradient on the nozzle neck.