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1. Development of Technology for Processing Pyrite–Cobalt Concentrates to Obtain Pigments of the Composition Fe₂O₃ and Fe₃O₄
2. The Testing Results of ACORGA, LIX Extractants and CR60 Crud Mitigation Reagent Influence during SX-EW Copper Extraction
3. The Analysis of the ZnO/Por-Si Hierarchical Surface by Studying Fractal Properties with High Accuracy and the Behavior of the EPR Spectra Components in the Ordering of Structure
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