COAL

Success for Boart drilling team

A Boart Longyear drilling team has completed a challenging project to create a ventilation shaft for an underground longwall coal mine in southwest Wyoming, US.

Carly Leonida
The drilling tools en route to the site

The drilling tools en route to the site

This involved guiding a 152cm-diameter (60”) bit to a depth of 167m through a geological formation that included two aquifers in just over four weeks. The team completed the bore several days ahead of...

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