Location History:
- Tatabanya, HU (1978 - 1980)
- Budapest, HU (1976 - 1992)
Company Filing History:
2 out of 3 
1 out of 3 
1 out of 3 Years Active: 1976-1992
Title: **Innovator Tibor Ferenczi: Advancements in Alumina Processing**
Introduction
Tibor Ferenczi, an inventor based in Budapest, Hungary, is recognized for his significant contributions to the field of chemical engineering, particularly in aluminum production processes. With a total of four patents to his name, Ferenczi’s innovative approaches have enhanced the efficiency of alumina extraction from bauxite ores.
Latest Patents
Ferenczi's latest patents include groundbreaking methods aimed at improving alumina production. One of his notable inventions is a process for producing alumina, which optimizes the extraction from gibbsitic bauxites. This process involves several steps: first, mixing bauxite with sodium hydroxide-sodium aluminate digestion liquor, followed by digestion at temperatures ranging from 100 to 180 degrees Celsius. The slurry is then diluted, red mud is separated, alumina hydrate is precipitated through cooling and agitation, and finally, the alumina hydrate is calcined.
An improvement in this method focuses on controlling the reactive hydroxide ion concentration in the liquid phase, ideally maintaining it below 6 g/l, and specifically between 0 and 2 g/l for optimal efficiency. Additionally, Ferenczi has developed an improved process for accelerating both digestion and sedimentation steps in the Bayer alumina process. This innovative approach uses a novel hydrogarnet catalyst to enhance the conversion of goethite to hematite and facilitates quicker dissolution of diaspore, significantly boosting productivity.
Career Highlights
Throughout his career, Ferenczi has worked with notable companies, including Almasfuzitoi Timfoldgyar, which has played a role in his development as an inventor. His expertise in alumina processing has positioned him as a key contributor in the field.
Collaborations
Ferenczi's work has been further enriched through his collaborations with peers such as Karoly Solymar and Janos Zambo. These partnerships have helped propel innovative solutions and have contributed to advancements in alumina extraction processes.
Conclusion
Tibor Ferenczi stands out as a significant figure in the field of innovations related to alumina production. His four patents reflect a commitment to improving existing methodologies, making him an invaluable asset to the industry. His work not only showcases the importance of innovation in chemical engineering but also highlights the collaborative spirit that drives progress in the field.