Location History:
- Breitscheid, DE (1977 - 1983)
- Ratingen, DE (1989 - 2015)
Company Filing History:
Years Active: 1977-2015
Title: Manfred Bellmann: Innovator in Seamless Tube Production
Introduction
Manfred Bellmann is a notable inventor based in Ratingen, Germany. He has made significant contributions to the field of metal processing, particularly in the production of seamless tubes. With a total of 5 patents to his name, Bellmann's work has advanced manufacturing techniques in the industry.
Latest Patents
One of Bellmann's latest patents is a method for producing seamless tubes using a three-roll bar rolling mill. This innovative method involves stretching a hot hollow block on a mandrel to form a parent tube. Before entering the rolling mill, the hollow block undergoes a rolling step that ensures a more uniform diameter. The design of the upstream stand allows for precise control, minimizing diameter reduction during the process.
Another significant patent by Bellmann focuses on manufacturing medium-walled and thin-walled seamless pipes. This method allows for the reshaping of an elongated hollow body into the desired final dimensions with only one rolling pass. The use of an inner tool smooths the inner surface while maintaining wall thickness, showcasing Bellmann's expertise in optimizing manufacturing processes.
Career Highlights
Throughout his career, Manfred Bellmann has worked with prominent companies in the industry, including Mannesmann Aktiengesellschaft and V&M Deutschland GmbH. His experience in these organizations has contributed to his understanding of advanced manufacturing techniques and the development of innovative solutions.
Collaborations
Bellmann has collaborated with notable colleagues such as Horst Biller and Wilhelm Nickel. Their combined expertise has likely fostered an environment of innovation and creativity in their respective projects.
Conclusion
Manfred Bellmann's contributions to the field of seamless tube production have established him as a key figure in metal processing innovation. His patents reflect a commitment to improving manufacturing techniques and enhancing product quality.