Apr 10, 2014 . Third in our mining series, find out all you need to know about nickel . Compact mining equipment that's cost-effective and stands up to the test of . that covers various types of ore, the washing process, concentration and.
ChatIn the field of extractive metallurgy, mineral processing, also known as ore dressing, is the . Before the advent of heavy machinery the raw ore was broken up using hammers wielded by hand, a process called "spalling". .. Froth flotation cells used to concentrate copper and nickel sulfide minerals, Falconbridge, Ontario.
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