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Cat Hybrid Excavator Focuses on Fuel-Savings

The new Cat 336E H excavator centers on an innovative, fuel-saving “hydraulic hybrid” system that captures and reuses energy. The machine was given a proper introduction to the market at a special April product launch in Peoria, Ill., attended by Rock Products Assistant Editor Josephine Smith.

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Optishift Delivers Up To 15 Percent Improved Fuel Efficiency

Fuel efficiency often tops the list of demands that customers place on their machines. That’s why Volvo Construction Equipment’s (Volvo CE) engineers are constantly developing clever innovations to make equipment more fuel efficient while reducing emissions and environmental impact; OptiShift is a prime example of this. Sven-Åke Carlsson and Björn Brattberg – the two engineers who developed the OptiShift system – were awarded the Volvo Technology Award 2012 for their outstanding technological achievement and engineering expertise.

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DSC Marlin Dredges Deeper

The Marlin Class underwater pump mining dredge manufactured by DSC Dredge LLC is designed to meet the needs of deep mining and aggregate deposits by providing a more efficient tool for material excavation. Every Marlin Class dredge is specifically designed to handle a particular deposit – from sand and gravel to industrial minerals – to ensure maximum efficiency.

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Driving Forward: Choosing an Articulated Truck

By Rick Zettler

There are a number of considerations when purchasing articulated haul trucks for your operation. Truck capacity, loading capabilities, hauling distance, road conditions and dump cycle times are just a few elements that are traditionally analyzed to determine the correct number and size of trucks to increase productivity and efficiency and reduce operating costs.

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