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Canadian coring project completed with highest core recovery to date
Boart Longyear Drilling Services recently completed a 90-day drilling program in Canada for Canadian Natural Resources Limited - Albian Sands (CNRL) at the Jackpine Mine and Muskeg River Mine. The Boart Longyear crews drilled a total of 218 holes averaging depths of 80.0m per hole with a total meter count of ~18,000 meters. We did this in 60… MORE »
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Drilling requires not only making sure you have the right equipment for the job, but the ability to build networks and relationships with the right people. The human dynamic can be as varied and as challenging as the terrain and climates we work in. This means mutual respect, understanding and communication are key to making… read more ››
Rig Length 125 feet Rig Width 12 feet Rig Height 16.5 feet Gross Weight 313,000 pounds Mast Height 98 feet Hydraulic Pullback 500,000 pounds Rotary Torque 29,000 pounds Rotary Speed 0 - 120 RPM Generator Horse Power 1,300 Pad Dimensions 200 x 250 feet Since 1890, Boart Longyear has been transforming the drilling industry… more ››
This article originally appeared in Coring Magazine, September 2017 edition, pg 16-19. Deviated holes and drill rod limits A common wireline coring challenge is to successfully drill deviated holes, without cracking or permanent bending of the drill string. Most operators understand that any deviation should occur over multiple rod lengths and that any portion of… more ››
This article originally appeared in International Mining's November 2017 issue (requires subscription password) Drilling contractors and mining companies rely on their tooling to get the highest productivity and the lowest cost per meter for every project. When purchasing top hammer button bits, for example, choosing a high-quality product designed for the specific ground conditions is only… more ››
