Machines and machine tools for minerals processing in the mining industry, and parts and accessories for same, namely, vibrating screens and locking pins for mineral separators, molded rubber panels, perforated plate panels with or without polyurethane or rubber surrounds, wire panels with or without polyurethane or rubber surrounds, molded polyurethane panels without apertures for carrying minerals across a screening machine; vibrating screens and sieves, all being machines, parts of mining ...