China Drying Network News Daqing Petrochemical Company's new waste caustic wet oxidation unit successfully introduced waste alkali liquor to achieve a successful drive, marking the successful commissioning of the first set of environmentally friendly production equipment for 1.2 million tons/year of large ethylene. The annual processing capacity of the device is 160,000 tons/year. It adopts the core equipment and technology of Siemens. It mainly receives the spent lye produced in the production process of new and old ethylene plants, and achieves desulfurization and deodorization through treatment to meet the environmental discharge standards. Ethylene production is an important environmental protection device. Spray Drone Machine,30L Sprayer Drone,Spraying Agricultural Drones,Drone For Fertilizer Spraying Dongying Tianqi Technology Co., Ltd. , https://www.uav5.com