U.S. federal trademark · Serial No. 79026314 · Reg. No. 3340181
Installation, repair and maintenance of apparatus and devices for the pretreatment of ores
Research and technical consultancy in building and usage of pretreatment processes of ores; design of metallurgical plants; process engineering consultancy relating to the building of metallurgical plants
Treatment of materials, namely pretreatment of ores
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