Company Filing History:
3 out of 52 
1 out of 475 
Years Active: 1976-1983
Title: The Innovations of Erich Bretschneider
Introduction
Erich Bretschneider is a notable inventor based in Meerbusch, Germany. He has made significant contributions to the field of rolling mill technology, holding a total of four patents. His work has been instrumental in advancing manufacturing processes, particularly in the production of seamless pipes and other metal components.
Latest Patents
One of Bretschneider's latest patents is a skew rolling mill designed for reducing solid and hollow cross-sections. This innovative mill features three taper rolls that are inclined at an angle to the axis of the rolled stock and offset relative to each other by 120 degrees. Each taper roll is driven through a complex system involving bevel gear pairs and a rotatable hollow shaft. The design allows for precise control and efficiency in the rolling process.
Another significant patent is for a rolling mill that forms seamless pipes from round billets. This system includes a rotary piercing mill or punch press for shaping billets into hollow blocks, followed by a planetary rolling mill that rolls the hollow blocks into seamless pipes. The process is completed with a stretch-reducing rolling mill that finalizes the product, showcasing Bretschneider's expertise in metal forming technologies.
Career Highlights
Throughout his career, Erich Bretschneider has worked with prominent companies in the industry, including Schloemann-Siemag Aktiengesellschaft and SMS Schloemann-Siemag Aktiengesellschaft. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in rolling mill technology.
Collaborations
Bretschneider has collaborated with notable professionals in the field, including Hermann Leitner and Friedhelm Bohmer. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Erich Bretschneider's contributions to the field of rolling mill technology are significant and impactful. His patents reflect a deep understanding of manufacturing processes and a commitment to innovation. Through his work, he has helped shape the future of metal forming and production.