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Removal of hazardous trace elements from recovery boiler fly ash with an ash dissolution method
(Elsevier, 2018-11-01)
The presence of hazardous trace elements (HTE) in the chemical recovery cycle of Kraft pulp mills is the main obstacle for the utilization of the inorganic residues of the process. Electrostatically precipitated (ESP) ...
Challenges related to solute analysis of bauxite residue filter cakes
(Elsevier, 2018-05)
Solute analysis of bauxite residue filter cakes is an important but not very well understood operation carried out at refineries and in scientific research. As more and more refineries rely currently on dry cake disposal ...
Improvement of the filtration characteristics of calcite slurry by hydrocyclone classification
(Elsevier Ltd., 2018-09-01)
Hydrocyclones are used in the classification of solids for instance in the mining and minerals processing industries for modifying the particle size distribution of solids, as well as for ore concentration purposes. ...
The effect of pH adjustment on the properties and pressure filtration characteristics of bauxite residue slurries
(Elsevier, 2018-11-10)
The influence of the slurry pH on the characteristics of a topical unit operation, pressure filtration of bauxite residue slurries, was investigated in this experimental study. The primary aim of pH adjustment is to ...
Effective removal of hazardous trace metals from recovery boiler fly ashes
(Elsevier, 2018-02-15)
The objective of this study is to introduce a treatment sequence enabling straightforward and effective recovery of hazardous trace elements from recovery boiler fly ash (RBFA) by a novel method, and to demonstrate the ...
Local properties of filter cakes formed from pH-adjusted bauxite residue slurries
(Elsevier, 2018-04-03)
Solid-liquid separation of bauxite residue is a topical issue in the alumina industry, not least due to the great quantity and problematic properties of this highly alkaline residue. The objective of this contribution is ...