Company Filing History:
7 out of 3,975 
5 out of 349 
2 out of 147 Years Active: 1977-1999
Title: Walter F. Praeg: Innovator in Metal Casting Technologies
Introduction
Walter F. Praeg is a distinguished inventor based in Palos Park, Illinois, with a remarkable portfolio of 17 patents. His innovative contributions primarily focus on advancements in metal casting technologies, showcasing his expertise in the field.
Latest Patents
Among his latest patents, Praeg has developed an "Apparatus for Efficient Sidewall Containment of Molten Metal." This invention features a containment structure with an open side, a horizontal alternating magnetic field generating structure, and rollers equipped with low reluctance rim structures. The combination of the magnetic field and rollers effectively prevents molten metal from leaking out of the containment structure. Another significant patent is the "Electromagnetic Confining Dam for Continuous Strip Caster." This invention employs an electromagnetic dam to confine a vertically disposed pool of molten metal at the open end between two counter-rotating casting rolls. The dam consists of three magnetic flux conductors, each designed to create horizontal magnetic fields that maintain the molten metal pool's stability.
Career Highlights
Throughout his career, Walter F. Praeg has made significant contributions to the field of metal casting. He has worked with notable organizations, including the United States of America as represented by the United States and Arch Development Corporation. His work has been instrumental in advancing technologies that enhance the efficiency and effectiveness of metal casting processes.
Collaborations
Praeg has collaborated with esteemed colleagues, including Robert J. Lari and Larry R. Turner. Their combined expertise has contributed to the successful development of innovative solutions in the metal casting industry.
Conclusion
Walter F. Praeg's contributions to metal casting technologies through his numerous patents highlight his role as a leading inventor in the field. His innovative approaches continue to influence the industry and pave the way for future advancements.
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.