rougher cell

rougher cell

[′rəf·ər ‚sel]
(mining engineering)
Flotation cells in which the bulk of the gangue is removed from the ore.
References in periodicals archive ?
Feed for the cell is pulled after the second rougher cell ina row of Wemco 3,000-[ft.
A multistage flotation circuit, comprising 24 rougher cells, 12 scavenger cells and 10 column cells produces copper concentrate with gold and silver byproduct metals.
3] capacity rougher cells and two rows of six 128 [m.
The final stage in the production process includes a series of rougher cells, where the pulp is chemically treated to separate the copper, molybdenum and silver from the gangue.
Sulphide flotation begins in five banks of mechanical rougher cells for a total retention time of 25 mm.
This is conducted in closed circuit with the cyclone overflow reporting back to the rougher cells.
The cyclone undersize from mill 1, 2, and 3 each feed two banks of 15 rougher cells.
With the pyrite rougher cells available, a plumbing rearrangement was in order.
For cleaning, the product from the first three rougher cells passes to a 0.
Each Cu-Mo flotation circuit will consist of four lines of eight rougher cells.
Smoother, more continuous flotation-cell operation because of reduction of excess froth in the rougher cells