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Oil Change

New Heavy-Duty Diesel Lube Spec Due in 2016 Targets Oxidation Stability, Aeration Protection, Shear Resistance, Compatibility With Biodiesel Blends and More.

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A Better Blast

Growing use of stereo photogrammetry delivers simplified advanced profiling for surface and underground mining operations

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The Rock of Gibraltar

The Silvi Group Took Over a New Jersey Quarry, Added New Processing Equipment, Automation and Fines Recovery, and Has a Long-Term Plan for Success.

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