Miia Niemelä

Title: Miia Niemelä: Innovator in Wastewater Treatment

Introduction

Miia Niemelä is a prominent inventor based in Helsinki, Finland. She has made significant contributions to the field of wastewater treatment, holding 2 patents that showcase her innovative approaches to environmental challenges.

Latest Patents

One of her latest patents is a method for treating wastewater in an activated sludge process. This invention involves a biological treatment step followed by a sedimentation step for the separation of sludge and treated effluent water. The method includes directing a portion of the treated effluent water as a backflow from the sedimentation step to the biological treatment step, adjusting the backflow pH, and adding a coagulant and/or an oxidant before the backflow enters the biological treatment step.

Another notable patent is a method for removing humic substances from an aqueous alkaline solution. This method targets humic substances, including lignin and its disintegration products, from alkaline wastewater generated during the bleaching of chemical pulp. The process involves adding a high cationic starch to precipitate the humic substances effectively.

Career Highlights

Miia has worked with Kemira Oyj, a leading company in the chemical industry, where she applied her expertise in environmental solutions. Her work has contributed to advancements in sustainable practices within the industry.

Collaborations

Throughout her career, Miia has collaborated with notable professionals, including Sakari Halttunen and Jonni Ahlgren. These collaborations have further enriched her research and development efforts.

Conclusion

Miia Niemelä's innovative work in wastewater treatment exemplifies her commitment to environmental sustainability. Her patents reflect her expertise and dedication to finding effective solutions for complex challenges in water management.