Tag Archives: Zhengzhou Coal Mining

Longwall Coal Mining with ZML and PTC Creo

If you haven’t been in a coal mine lately, you might be surprised at how sophisticated, innovative, and highly automated the process has become.  About 60% of the world’s coal is extracted using a method called “longwall mining.” At the heart of  longwall mining are three basic components: A tight row of hydraulic roof supports, […]

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