Press
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| Corazón Minero program on UCV Televisión (Channel 5 in Stgo.) Interview with our General Manager Marco Cornejo on a special program dedicated to the history of Mineral Drilling, featuring air reverse and diamond drilling, issued on june 7th, 2014.ver video |
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| UCV TELEVISION (Channel 5 in Stgo. Open broadcast) – “Corazón de Minero” program , issued on may 31st, 2014.ver video |
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| “Drilling Book” Website (www.drillingbook.com) June 2014 edition |