Patent 7835882 was granted and assigned to Newcastle Innovation on November, 2010 by the United States Patent and Trademark Office.
The present invention provides a method of online analysis of mineral waste content of a slurry in a mineral separation process, said method including the steps of: measuring the density of said slurry (10); measuring the concentration of solids in said slurry (12); calculating the density of solids in said slurry from said slurry density and said solids concentration (20); and calculating said mineral waste content from said solids density (22). The present invention also provides an online analyzer for mineral waste content of a slurry in a mineral separation process.