ventilating a gold mine in brazil Reference Story Yamana Gold Inc. is a Canada-based gold producer with op- erations in Brazil, Argentina, Chile, Mexico and Colombia. VA- CON AC drives were selected for a retrofitting project at their Fazenda Brasileiro underground gold mine in Brazil. Located in Bahia, a state in north-eastern Brazil, Fazenda Brasileiro is an underground gold mine that has a carbon- in-pulp plant with a 3,500 tonne daily capa

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