Location History:
- Budapest, HU (1978 - 1982)
- Budpaest, HU (1984)
Company Filing History:
2 out of 18 
1 out of 3 
1 out of 3 Years Active: 1978-1984
Title: Maria Orban Nee Kelemen: Innovator in Chemical Engineering
Introduction
Maria Orban Nee Kelemen is a distinguished inventor based in Budapest, Hungary. She has made significant contributions to the field of chemical engineering, particularly in processes related to the Bayer cycle. With a total of 3 patents to her name, her work has had a notable impact on the industry.
Latest Patents
Maria's latest patents include a process for the reduction of sodium hydroxide losses in the Bayer cycle. This invention focuses on modifying the causticization of red mud to minimize sodium hydroxide losses. Another significant patent is a method for decreasing the organic substance content of alum earth. This innovative method allows for the efficient removal of organic substances from the circulating lye with minimal sodium content loss. The process involves caustifying soda present in the hydrate wash with lime, evaporating the solution to achieve a sodium oxide concentration of 200 to 400 g/l, and recycling the liquid after separating the precipitated solid.
Career Highlights
Throughout her career, Maria has worked with notable organizations such as Magyar Aluminiumipari Troszt and Femipari Kutato Intezet. Her experience in these companies has allowed her to develop and refine her innovative processes, contributing to advancements in the chemical engineering sector.
Collaborations
Maria has collaborated with esteemed colleagues, including Jozsef Zoldi and Jozsef Boros. These partnerships have fostered a collaborative environment that has led to the successful development of her patents.
Conclusion
Maria Orban Nee Kelemen is a remarkable inventor whose work in chemical engineering has led to significant advancements in the Bayer cycle processes. Her innovative methods and collaborations continue to influence the industry positively.