In this paper an attempt has been made to study the effect of using chemical additives on grinding and flotation of thermal coal containing 40% ash. The mill products are analysed by the new technique of low temperature ...

Beneficiation of iron ore tailings from washing plants in India is essential as a prelude for utilising in sinterfeed. Investigations carried out by hydrocyclone on Bolani iron ore slimes have shown that it is possible to ...

This paper presents the main kinetic parameters for aluminothermic reduction of MnO2 and Fe2O3. Aluminothermic reduction which in fact is a redox reaction requires an initial input of heat which is obtained through external ...

The effects of pyridine and some of its derivatives on deposit quality, morphology, crystallographic orientation, polarisation characteristics, current efficiency and power consumption for zinc electrowinning from sulphate ...