Roger N Kust

Title: **Roger N Kust: Innovator in Hydrometallurgical Processes**

Introduction

Roger N Kust, based in Acton, Massachusetts, is a notable inventor in the field of metallurgical processes, holding five patents to his name. His innovative approaches have made significant contributions to the recovery of valuable metals from waste materials, showcasing his commitment to sustainability and resource efficiency.

Latest Patents

Among his latest patents, Kust developed a process for **Hydrometallurgical brass dust reclamation**, which efficiently extracts copper and zinc from brass mill waste. This process involves leaching the feed material in sulfuric acid, followed by precise pH neutralization, and treatment with zinc metal, culminating in the production of a pure copper product. The remaining residuals, including iron and cobalt, undergo a secondary treatment, allowing for further recovery while also regenerating sulfuric acid.

Another significant patent is the **Cuprion process start-up control**, which focuses on recovering critical metals such as copper, nickel, cobalt, and molybdenum from raw manganese nodules. Kust's improvement in this process introduces wet copper cement into the reaction mixture, enhancing the formation of a starting solution containing cuprous ions. This advancement not only optimizes the recovery of metals but also leverages the inherent value of manganese nodules within the reaction.

Career Highlights

Kust's career is anchored at the Kennecott Copper Corporation, where he has applied his expertise in hydrometallurgical innovations to revolutionize metal recovery techniques. With a focus on both innovation and environmental sustainability, Kust has made significant strides in enhancing the efficiency of metal extraction processes.

Collaborations

Throughout his career, Kust has collaborated with other esteemed professionals in his field, including Robert E. Lueders and David S. Davies. These partnerships have fostered an environment of shared knowledge and expertise, leading to the successful development of multiple groundbreaking processes that contribute to the metallurgical industry.

Conclusion

Roger N Kust's contributions to the field of hydrometallurgy and metal recovery demonstrate his innovative spirit and commitment to advancing engineering solutions. As he continues to develop new techniques for resource recovery, his work stands as a testament to the potential of innovation in creating sustainable practices within the industry.