Article: New Flotation Setup Provides Optimal Recovery for Macraes Gold

OceanaGold Corp., operator of the Macraes gold mine in New Zealand, announced in mid-December 2007 that it had successfully commissioned three new Outotec TankCell 300 flotation cells at the Macraes mill. Each TankCell 300 has a capacity of more than 300 m^sup 3^, making it the world's largest commercially operating flotation cell. The new installation, according to the company, has enabled a significant increase in throughput combined with lower maintenance and operating costs.

Here Peter Bourke, Outotec's global technology manager-flotation process and Alan Berzins, project manager-minerals processing, discuss the installation.

Macraes gold was a two train plant. Each train consisted of ...

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