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In order to accelerate the promotion and application of advanced and applicable energy-saving technologies, equipment and products, the Ministry of Industry and Information Technology recently released the National Recommended Catalogue of Industrial Energy-Saving Technologies (2021)
.
A total of 69 technologies including three-effect solvent recovery and energy-saving distillation technology are listed
.
There are 11 energy-saving and efficiency-enhancing technologies in the petrochemical and chemical industry, including three-effect solvent recovery and energy-saving distillation technology, energy-saving distillation technology for preparing high-grade furfural, research and development technology of energy-saving device for anhydrous alcohol recovery tower, copper sulfate three-effect mixed-flow vacuum Evaporation technology, modular cascade regenerative clean coal gasification technology (MCREG), self-supporting longitudinal flow shell-and-tube heat exchanger without baffles, new three-dimensional integral invisible fin-tube heat exchanger, high-efficiency and energy-saving melting technology, Graphene oil additive, modified activated carbon adsorption, lean oil absorption combined oil and gas recovery process technology, 360,000 tons/year high-efficiency wide-working condition nitric acid four-in-one unit technology
.