Gilsonite has a wide variety of applications in the industry, including the manufacture of electrodes, paints and resins, as well as the production of asphalt and roof-waterproofing material.

Flotation is one of the most important processes for separating minerals in the raw materials industry. Achieving the highest possible mineral enrichment requires the appropriate selection and dosage ...

Dr Rob Coleman, Outotec’s Flotation Manager – Minerals Processing, explains that the selection of the size, number and type of flotation cells for a particular duty depends on two important factors.

Flotation of sulfide minerals relies on selective attachment of air bubbles to mineral surfaces rendered hydrophobic by collectors, followed by separation of the bubble‐laden froth from hydrophilic ...