Waste treatment and processing; Metal treating; Providing information relating to material treatment; Metal casting; Refining services of metals; Treatment of hazardous liquids; Heat treatment of metals; Stone grinding for mining; Recycling of chemicals; waste recycling and waste treatment; Material processing, namely, obtaining ore by means of obtaining metal from metallic ores, native metallic ores, processed metallic ores or and from metal-containing waste; Material processing, namely, obtaining metals from native earth materials; Treatment of common metal materials; Treatment and processing of ores and ore concentrates; Treatment and processing of materials in the nature of metallic ores, native metallic ores, processes metallic ores, metal-containing waste, metal alloys, metals from minerals, and articles made wholly, or substantially from metals by means of hydrometallurgical processing
Treatment of Materials