常减压装置清洗  Normal Depressurization Unit

大型苯空冷器清洗 Large-scale Air Cooling Exchangers for benzene 

醋酸装置钛材换热器清洗 Titanium Heat-exchangers of Ethanoic Acid Unit

换热器清洗 Heat-exchangers

设备干冰射流清洗  Dry Ice Jetting Cleaning

140万吨/年芳烃联合装置工艺管线清洗 Process Piping System of  1,400,000T/y Arene Union Unit Cleaning