Company Filing History:
Years Active: 1986
Title: Innovations of Hermann Doerr in Ferroalloy Production
Introduction
Hermann Doerr is a notable inventor based in Muelheim, Germany. He has made significant contributions to the field of metallurgy, particularly in the production of ferroalloys. With a total of two patents to his name, Doerr's work has advanced the efficiency and effectiveness of ferrochromium and ferromanganese production processes.
Latest Patents
Doerr's latest patents include a process for the production of ferrochromium and a process for the production of ferromanganese. The ferrochromium production process involves reducing iron-containing chromium ores mixed with coal and slag-forming constituents in a rotary kiln at temperatures ranging from 1480°C to 1580°C. This reduction occurs in a CO-containing atmosphere for 20 to 240 minutes, followed by melting in a furnace at temperatures between 1600°C and 1700°C. This innovative method allows for the separation of the majority of the gangue from the ore before melting. Similarly, his ferromanganese production process entails reducing iron-containing manganese ores under comparable conditions, with melting occurring at temperatures between 1400°C and 1600°C. This process also effectively separates gangue from the reduced ore prior to melting.
Career Highlights
Hermann Doerr is associated with Fried. Krupp Gesellschaft mit beschränkter Haftung, a prominent company in the metallurgical industry. His work has been instrumental in enhancing production techniques, thereby contributing to the overall efficiency of ferroalloy manufacturing.
Collaborations
Doerr has collaborated with notable coworkers, including Klaus H. Ulrich and Wilhelm Janssen. Their combined expertise has likely fostered innovative approaches in their respective fields.
Conclusion
Hermann Doerr's contributions to the production of ferroalloys through his patented processes demonstrate his significant impact on the metallurgy industry. His innovative methods continue to influence the efficiency of ferrochromium and ferromanganese production.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.