Company Filing History:
Years Active: 2007-2015
Title: Leena Lehtinen: Innovator in Hydrometallurgical Processes
Introduction
Leena Lehtinen is a prominent inventor based in Pori, Finland. She has made significant contributions to the field of hydrometallurgy, particularly in the stabilization and purification of metal solutions. With a total of 3 patents to her name, Lehtinen's work has had a notable impact on the industry.
Latest Patents
Lehtinen's latest patents include a method and apparatus for homogenizing and stabilizing an iron-bearing residue. This invention focuses on converting iron-bearing residues generated in hydrometallurgical processes into a stable form using a neutralizing agent. The process involves elutriating the residue and mixing it with the neutralizing agent in a specialized reactor using a helix mixer. Another significant patent is her method for the removal of copper from a zinc sulfate solution. This innovative approach allows for selective copper removal through ion exchange, significantly reducing the need for zinc powder and avoiding harmful chemicals like arsenic or antimony trioxides.
Career Highlights
Leena has worked with notable companies such as Outotec Oyj and Outotec (Finland) Oy. Her experience in these organizations has allowed her to develop and refine her innovative methods in hydrometallurgy.
Collaborations
Throughout her career, Lehtinen has collaborated with esteemed colleagues, including Marko Lahtinen and Heikki Takala. These partnerships have contributed to her success and the advancement of her inventions.
Conclusion
Leena Lehtinen is a trailblazer in the field of hydrometallurgy, with her patents reflecting her commitment to innovation and sustainability. Her work continues to influence the industry and pave the way for future advancements.