he amphoteric metal bearing minerals, including chromium, aluminum, titanium, and vanadium bearing minerals are the key research objects of NELHCPT. NELHCPT put heavy effort into this field in order to make breakthrough in fundamental and applied research on high-efficiency reaction, cleaner separation of multi-components, preparation of chemical and metallurgical products with high additional value, comprehensive utilization and pollution control of solid wastes in metallurgical industries, the R&D platform of scale-up test, optimization, integration, and industrial eco-chain construction for metallurgical process.
1. Research of the efficient comprehensive utilization of titanium, vanadium, chromium, nickel, cobalt, zirconium, iron, etc. and the preparation of high-purity, functional materials to meet the urgent needs of making clean and high-efficiency use of amphoteric metallic resources with national major strategic importance. Key technological breakthroughs have been achieved in the efficient separation of vanadium, titanium, and iron, preparation of high-quality iron products, the efficient conversion and separation of vanadium and titanium components, and the preparation of high-value products of vanadium and titanium..
2. The innovation green separation technology is applied to the production of high-value products such as general health and resources, as well as recyclable catalyst materials.
3. Research for application and engineering transformation of the overall process of clean technology, green process and circular economy in response to the major national demand in utilization of strategic mineral resources environmentally friendly.By using the by-product hydrocarbon resources of chemical engineering, metallurgical and energy processes, the key technologies such as low-temperature rapid pyrolysis and accurate separation of thermal sensitive substances were established.
4. Committed to the whole process control and resource utilization of industrial toxic and harmful pollutants. In the "whole process optimization of coking wastewater efficient treatment and resource technology and application", phenol oil extraction synergistic detoxification technology and reagent, efficient decyaniding technology and reagent, heterogeneous catalytic ozonation technology and catalyst were developed.
5. Value-added amphoteric metal metallurgy group’s research work focuses on these demands. Applying the phase control within the reaction and separation units as the key measure, using the typical resources including V, Ti, Cr, Al, Li, etc. as the main research subjects, we carry out technical research involving multi-phase separation, reaction medium recycling, resource utilization of the wastes, and high-valued product preparation. Efficient and cleaner utilization of vanadium titanomagnetite resources and preparation of high-quality titanium product; (2) Comprehensive utilization of typical solid wastes (spent lithium-ion batteries, sodium sulfate waste, V-Cr-Al-bearing solid waste, etc.); (3) Large-scale ecological utilization of fly ash.
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