La Zanja recognizes the efforts of BISA for the implementation of the Project newsSin categoría La Zanja recognizes the efforts of BISA for the implementation of the Project
GLENCORE XSTRATA recognizes BISA for 200,000 hours worked without accidents newsSin categoría GLENCORE XSTRATA recognizes BISA for 200,000 hours worked without accidents
BISA present the 11th International Symposium newsSin categoría BISA present the 11th International Symposium
BISA, the company most committed to the mining operation newsSin categoría BISA, the company most committed to the mining operation
