These proceedings will provide readers with an update on research, development, and operating practice in the fields of converting, fire refining, and casting in the base metal pyrometallurgy industry. Materials and supply vendors, service providers, and researchers and plant operators in the pyrometallurgy industry will find this book to be a valuable resource. From the 2005 TMS Annual Meeting held in San Francisco, California, February 13 - 17, 2005.