Company Filing History:
2 out of 446 
1 out of 832,718 Years Active: 1988-1993
Title: Innovations by Thomas H Etsell
Introduction
Thomas H Etsell is a notable inventor based in Edmonton, Canada. He has made significant contributions to the field of environmental technology, particularly in the recovery of valuable materials from waste products. With a total of 3 patents, Etsell's work focuses on innovative methods that not only enhance material recovery but also reduce environmental impact.
Latest Patents
Etsell's latest patents include a method for recovering lead from batteries. This innovative process involves mechanically breaking up lead/acid batteries and utilizing a vertical separation/leaching column to extract metallic lead and lead alloys. The method employs an ammoniacal ammonium sulphate solution to facilitate the separation of lead compounds, which are then processed for further recovery. Another significant patent is related to photographic fixer regeneration. This process recovers silver sulfide from spent photographic fixer solutions, allowing for the recycling of the solution and reducing environmental pollution. By introducing a hydrosulfide reagent, Etsell's method enables the precipitation of silver sulfide while maintaining optimal conditions for reuse.
Career Highlights
Etsell has had a distinguished career, working with reputable institutions such as the University of Alberta. His innovative approaches have garnered attention in the field of environmental science, showcasing his commitment to sustainable practices and material recovery.
Collaborations
Throughout his career, Etsell has collaborated with notable individuals, including Wasyl Kunda and William B Moure, Jr. These partnerships have contributed to the advancement of his research and the successful implementation of his patented technologies.
Conclusion
Thomas H Etsell's contributions to the field of environmental technology through his innovative patents demonstrate his dedication to sustainability and material recovery. His work not only addresses pressing environmental issues but also paves the way for future advancements in the industry.
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.