Location History:
- Blankenloch, DE (1977 - 1978)
- Stutensee, DE (1978)
- Stutensee-Spock, DE (1979)
Company Filing History:
3 out of 44 
1 out of 8 
1 out of 12,158 
Years Active: 1977-1979
Title: The Innovative Contributions of Stefan Drobnik
Introduction
Stefan Drobnik, an accomplished inventor located in Stutensee, Germany, has made significant strides in the field of waste management and environmental safety. With a total of five patents to his name, Drobnik’s innovative methods aim to ensure safe handling and storage of hazardous materials, particularly radioactive wastes.
Latest Patents
Among his notable contributions, Drobnik's latest patents include a "Method and apparatus for processing aqueous radioactive wastes." This method focuses on noncontaminating and safe handling, transport, and final storage of nitric acid and nitrate-containing aqueous radioactive waste solutions. The process involves a continuous denitration method using formic acid, followed by spray-drying and calcination in a specially designed spray dryer. The end product is a solidified glass or glass-like block, with waste gases being filtered to remove solid particles.
Another significant invention is his "Process of preparing substantially solid waste containing radioactive or toxic substances." This process entails mixing waste with polymerizable mixtures, including monovinyl and polyvinyl compounds, which are then polymerized into solid blocks for safe transportation and storage.
Career Highlights
Drobnik has held influential positions in leading organizations, including Gesellschaft für Kernforschung M.b.H and Steag Kernenergie GmbH. His work in these companies has greatly contributed to advancements in nuclear waste management technologies, demonstrating his expertise and commitment to environmental safety.
Collaborations
Throughout his career, Drobnik has had the opportunity to collaborate with esteemed colleagues, including Werner Hild and Herbert Koschorke. These partnerships have played a crucial role in enhancing the effectiveness and reach of his innovative solutions.
Conclusion
In summary, Stefan Drobnik is a key figure in the realm of environmental innovation, with a focus on the safe management of hazardous materials. His patents reflect a deep dedication to research and development in waste processing technologies, making significant contributions to safety in nuclear waste handling. As industries continue to evolve, pioneering inventors like Drobnik will remain at the forefront, crafting solutions that prioritize both human safety and environmental sustainability.