Company Filing History:
2 out of 1,150 
1 out of 1 Years Active: 2000-2003
Title: Gerhard Knauf: Innovator in Steel Pipe Technology
Introduction
Gerhard Knauf is a notable inventor based in Duisburg, Germany. He has made significant contributions to the field of steel pipe technology, holding a total of 3 patents. His work focuses on enhancing the strength, ductility, and durability of welded steel pipes.
Latest Patents
One of his latest patents is a process for producing welded steel pipes with a high degree of strength, ductility, and deformability. This innovative process involves molding a pipe cold from a TM-rolled sheet, welding it together, and sizing it to the desired diameter. The sheet used in this process contains specific percentages of carbon, silicon, manganese, and aluminum, with the remainder being iron. After welding and sizing, the pipe undergoes a heat treatment process, ensuring it is resistant to aging and has a high degree of strength without exceeding industry standards.
Another significant patent is for a steel pipe that includes an outer corrosive-preventive protective sheath. This sheath has a surface layer of plastic material and features a crack stopper zone. The crack stopper zone is made of high-strength fiber material embedded in a matrix of thermoplastic and thermosetting plastic, providing enhanced protection against crack propagation.
Career Highlights
Throughout his career, Gerhard Knauf has worked with prominent companies such as Mannesmann Aktiengesellschaft and Mannesmannröhren-werke AG. His experience in these organizations has contributed to his expertise in steel pipe technology and innovation.
Collaborations
He has collaborated with notable individuals in the industry, including Gerd Junker and Hans-Georg Hillenbrand. These partnerships have further enriched his work and contributions to the field.
Conclusion
Gerhard Knauf's innovative patents and career achievements highlight his significant role in advancing steel pipe technology. His work continues to influence the industry and set new standards for quality and durability in welded steel pipes.