January 4, 2014, chemical plant 3 # refined methanol pre tower upper cylinder leakage phenomenon, shop fixtures emergency personnel temporarily eliminate leakage. 

After the workshop personnel to inspect production equipment analysis, determine the cause of the leak was caused by the reflux liquid spray blockage. After careful development of maintenance programs, on January 12 to # 3 parking fine methanol system thoroughly checked to eliminate leaks. 

Chemical plant and welding personnel to do the preparatory work in advance to maximize compression downtime. Workshop staff reflux spray device to clear, step up to the staff of the machine cylinder repair. Due to maintenance work prepared, each unit collaboration, at 13 pm to complete the repair work ahead.