US COAL MINING INDUSTRY T H E R M O P L A S T I C S Y S T E M S ALOCIT & ENVIROPEEL S Y S T E M S A E & www .ae - sys.com A case in point is the Patriot Coal facility in Kentucky, USA. Among applications for this company were 9 inch (22 cm) tail pulley bearings located underground at the base of the belt taking coal to the surface (see right). These bearings had been replaced a few d a y s p r i o r t o t h e Enviropeel

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