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US mining news

 

An Overview of Backstopping, Overrunning, and Indexing Clutches

Mechanical clutches are a vital component of many power transmission systems where you need to apply torque in one direction of rotation. Recent innovations in clutch design and technology are making these products even more reliable and efficient.

 
 

Tungsten-copper-zinc footprint expanded in Huntoon Area, Nevada

Great Western Mining Corporation PLC, a strategic minerals exploration and development company, has announced the results of a soil sampling campaign for tungsten and other metals on claims bordering its Huntoon Copper Project in Nevada USA.

 
 

EPA issues final approval for copper mining project in Utah

The US Environmental Protection Agency (EPA) has approved an aquifer exemption request from the Utah Department of Environmental Quality (UDEQ) that will allow the expansion of copper mining in a part of the Burro Canyon aquifer in San Juan County, Utah.

 

Sustaining capital: From chaos to discipline

Sustaining capital often accounts for 50% or more of mining capex but gets far less attention than growth capital. Liam Connolly, Stuart Love, Alistair Corbett, and Rosey Kaur from Bain & Company explain how fragmented budgets, poor visibility, and missed forecasts are fixable with the right approach.

 

Mining operational excellence: From basics to breakthroughs

Nathan Campbell, Alistair Corbett, Stuart Love, Tony Walker, and Rosey Kaur, Bain & Company, explain how mining companies can unlock lasting value by getting the fundamentals right and knowing where innovation makes the greatest impact.