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The remaining 40% of ore went to the ball mill and froth flotation plant.
About 80,000 tonnes of sulphide ore are stockpiled ready for the flotation plant.
Production will involve a flotation plant and dore.
Following primary crushing underground, the ore is ground and treated in a copper sulphide flotation plant.
The company plans to invest 13.5 million euros by 2010 to upgrade its flotation plant and extract the copper concentrate more effectively.
An existing flotation plant can be converted to SOAP.
He said that the work had quickly developed a powerful methodology for designing and optimising flotation plants that was now finding application in industry.
A more efficient gravity circuit means a lower feed tonnage to tin flotation plant and therefore a smaller circuit.
However their gradual depletion forced the construction of a mill and flotation plant in 1961 to treat the underlying secondary sulphides.
Along with copper and sulfuric acid, the company built a flotation plant to produce copper sulfate in the 1920s.
After approval from the board, work began on the flotation plant, with tendering and letting of contracts and preliminary earthworks.
• First flotation plant in Canada, Rossland, British Columbia.
All major earthworks on the flotation plant, the new process water dam and the feed and discharge lines from the plant have been completed.
Ore is crushed and treated in a gravity pre-concentrator prior to the processing in a conventional mineral flotation plant.
Bitumen recovery is further improved by the secondary flotation plant which processes middlings from the TOR vessels.
This turn-key, mining-milling project is a fully operational mining facility that includes a 200+ tpd flotation plant with a gravity gold separation circuit.
A pyrite flotation circuit will be incorporated into the flotation plant which will recover 99% of pyrite.
As a result of the success of the laboratory tests, a larger-scale mill was tested in MIM's pilot flotation plant.
A small gravity plant was soon erected but it was not until 1912 that a flotation plant was erected at Sewell.
Gold Mines of Sardinia has begun commissioning the new $1 million sulphide ore flotation plant at the Furtei mine in the south of the island.
Furtei Sulphide Project Plant construction Construction of the sulphide flotation plant began in September 2000.
The ore is processed in flotation plants near the sites of the mines and is refined at Kurdzhali, Plovdiv, and Kurilo.
Inception of the third stream of the uranium flotation plant is expected to ensure that the planned life of mine gold production will be realized in all material respects.
Construction of the third gold plant module and third stream of the uranium flotation plant has commenced and is proceeding on schedule for completion by June 2010.
First flotation plant in Canada, using the Elmore oil process, Le Roi Number 2 Mine, Rossland, British Columbia.
