Profile: Freeport-McMoRan Copper & Gold, Inc. fabricates specialty copper products. We produce a complete line of ETP copper and oxygen-free copper wire in assorted configurations. Our products include tubular bus conductors, billets and trolley wire as well as components for resistance welding. We also offer copper alloys for special applications. Our trolley wire is used as a current-carrying contact wire, which supplies power to urban transit, railroad vehicles, mining equipment and industrial cranes.