The EPD Congress, 1999, presents a compilation of research and technical papers focused on the extraction and processing of various metals. The collection addresses key areas within the field, including the extraction and recycling of lead and zinc, the processing of copper, nickel, and cobalt and their associated by-products, and the fundamental principles of materials processing. It also covers general recycling practices and advancements in leaching theory and process development, offering insights into current practices and future directions in extractive metallurgy.

This collection of papers from the EPD Congress, 1999, is likely to be of significant interest to professionals and researchers in the fields of metallurgy and materials science. The scope of topics, ranging from specific metal extraction to broader recycling and leaching theories, suggests a comprehensive overview of the state of the art at the time. The technical nature of the papers indicates a readership seeking detailed, specialized knowledge rather than a general audience.