Purification of tellurium using ionic liquid extraction

Purpose and goal The goal with this Project was to find the optimal parameters to be able to purify Te by liquid liquid extractions. Very promissing results were found when using a 10%…

SURVEYOR: Examination of ventilation systems in foundries with robots and stationary sensors

Purpose and goal Ventilation systems are very important in foundries, mines and other working environments. Despite this, no surveillance techniques that capture the complexity of indoor ventilation have yet been developed. SURVEYOR evaluates…

Innovative binders for efficient recycling of residues from steelworks

Purpose and goal The project aims to promote the recycling of iron and steel residues by using innovative binders and testing different agglomeration techniques. Complementary review of secondary materials from the steelworks and…

Energy efficient and intensified leaching with ultrasound controlled cavitation

Purpose and goal The project is a further development of an ultrasonic controlled cavitation reactor for leaching of minerals and by-products that are known to be very difficult to leach (scheelite). The purpose…

Quantitative characterisation of iron ore pellets with optical microscopy and machine learning

Purpose and goal The goal was to evaluate the potential of a system of quantitative characterization of iron ore pellets based on automated microscopy, image analysis and machine learning. The system, after training…

Extraction of molybdenum as an added value in steel production

Purpose and goal The purpose of the work was to develop a hydrometallurgical process for the selective recovery of molybdenum from the steel industry’s dust. New samples were characterised, optimal parameters for selective…

New digital 3D model of the Grate Kiln pellets process for reduced energy consumption and emissions

Purpose and goal The main aim is to develop a new digital 3D model that can be used to control and optimise the flow in rotary kilns for reduced energy consumption and environmental…

Zinc metal extraction from alkaline battery waste by pyrochemistry

Purpose and goal A pyro-chemical process with low CO2 emission for the extraction of zinc from spent alkaline batteries was developed. The process efficiency increased and the carbon footprint sharply decreased when H2…

Innovative quality assured fayalite slag products

Purpose and goal The aim of the project is to develop new circular use of the fayalite slag from base metal smelters and to assure the environmental quality of present and new slag…