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Mining Operations & Strategies

The bucketwheel excavators (BWEs) often used in surface mining of soft coal deposits are gigantic machines. With great size comes great punishment. BWEs must absorb a tremendous amount of impact...

Suppliers Report

For an industry that mostly measures its success in terms of the volume of rock blasted, hauled, processed into product and shipped, a growing dependency on an often-arcane tool such as software is...
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Rugged Routers for Industrial Installations


B&B Electronics’ new SPECTRE RT 300 series industrial wired Ethernet routers are designed to securely connect Ethernet and serial equipment in tough environments where office-grade routers can’t handle the job;

unlike those routers, the compact (1.7 x 3.1 x 4.5 in.) SPECTRE RT is designed for environments such as cramped cabinet spaces or exposed locations and features a wide (-40 to 75°C) operating temperature, a compact DIN-rail mount, a rugged metal case and the ability to use 10 to 30VDC power input. Four main security features protect networked devices: basic NAT (Network Address Translation), VPN (Virtual Private Network) tunneling, a built-in firewall, and secure protocols such as HTTPS and SSH to encrypt data.
www.bb-elec.com

From the Editor

This month, E&MJ offers an in-depth report on Newmont Mining Corp. When gold prices started to decline, the company began to optimize operations and sell assets. Lowering operating costs allowed it to invest in operations during the downturn and now they are reaping the rewards.
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Exploration Roundup

Aston Bay Holdings has initiated at $C4 million field program at the Storm copper project on Somerset Island, Nunavut, Canada, where BHP Billiton can earn a 75% interest in the project by spending a...

This Month in Coal Mining

Contura Energy completed the previously announced acquisition of several core assets from Alpha Natural Resources (ANR), which was a key step for Alpha to emerge from Chapter 11 bankruptcy. Contura...