Gran Colombia Gold Mine

Supply and delivery of piezometric sensors for the different excavation fronts in the gold mine.Installed instruments: Supply of vibrating wire HD piezometers with ranges 1.0MPa and 3Pa with armoured cable. Wireless nodes with 5 channels for the automation of readings. Piezometer casings, blind and slotted, with 2’’ diameter

Ptolemaida coal mine waste disposal – The deepest DEX installation (150 m) – Greece

This area, where the two DEX columns are installed, is an old waste rock dump site of an open pit coal mine. The depth of the waste is approximately 150 m and consists of alternating layers of silt, sand, gravels, limestone and lignite. Instruments installed:• Two QJ quick joint inclinometer columns, 150m length, with 11 […]

Chuquicamata Mine (Codelco), Chile

Chuquicamata is an opencast copper mine, where a relatively poor copper ore is mined in impressive huge amounts. Modern mining and smelting technology allows the usage of such depostits at unrivaled low costs. The ore contains only between 1,13% and 1,18% metals, most of it copper, but also molybdenum and selenium in a very low […]