Company Filing History:
17 out of 35 
11 out of 61 
4 out of 60 
Years Active: 2002-2025
Title: Innovations and Contributions of Joanna M. Robertson in Metal Recovery Technologies
Introduction
Joanna M. Robertson is a prominent inventor based in Thatcher, Arizona, known for her significant contributions to the field of metal recovery. With a remarkable portfolio of 31 patents, her innovations focus on advancing methods for leaching metal-bearing ores, enhancing the efficiency of recovery processes within the mining industry.
Latest Patents
Robertson's latest patents showcase her expertise in developing systems and methods for improved metal recovery. One notable invention is the "Methods and systems for leaching a metal-bearing ore using a bio-augmentation process." This patent outlines a process where a metal-bearing ore is agglomerated with specific substances. Following agglomeration, bacteria are introduced to aid in producing an augmented ore, which is then utilized in heap formation. The methodology emphasizes the importance of bacteria from the heap, which can be fortified to enhance growth, thus optimizing metal recovery.
Another innovative patent is titled "Systems and methods for improved metal recovery using ammonia leaching." This invention focuses on leaching a slurry comprised of copper-bearing materials with an ammonia leach medium. The method involves the incorporation of copper powder, followed by the separation of the slurry into a pregnant leach solution and solids. This process culminates in a solvent extraction step that produces a loaded aqueous stream, highlighting Robertson's commitment to improving metal recovery techniques.
Career Highlights
Throughout her career, Joanna M. Robertson has made significant strides in the mining and metallurgy sectors. She has notably worked with prominent companies such as Phelps Dodge Corporation and Freeport Minerals Corporation, where she applied her innovative approaches to metal recovery. Her work continues to influence the industry, positioning her as a key figure in the advancement of sustainable mining practices.
Collaborations
Robertson has collaborated with various professionals in her field, including colleagues such as David R. Baughman and Wayne Werneke Hazen. These partnerships have allowed her to further refine her methods and contribute to cutting-edge research in metal recovery technologies.
Conclusion
Joanna M. Robertson's extensive patent portfolio and dedication to innovation exemplify her vital role in the evolution of metal recovery processes. Her latest inventions not only improve efficiency but also promote sustainable practices within the industry. As her contributions continue to shape the future of mining, Robertson remains a leading inventor whose work is poised to make a lasting impact.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.