Pertti Wathen

Title: The Innovations of Pertti Wathen

Introduction

Pertti Wathen is a notable inventor based in Karhula, Finland. He has made significant contributions to the field of pulp and paper technology, particularly through his innovative patents. With a total of two patents to his name, Wathen has focused on improving the efficiency and cost-effectiveness of screening processes in pulp mills.

Latest Patents

One of Pertti Wathen's latest patents is for a "Screen Cylinder - Method and Apparatus for Screening Fibrous Suspensions." This invention addresses the treatment of fiber suspensions in a manner that minimizes both investment and operating costs associated with screening plants. The design features a single pump that connects to a knotter and both primary and secondary screening stages, providing the sole motive force to move pulp through these stages. The knotter and screening stages are housed together, with the knotter positioned above the screening stages. Additionally, the design allows for efficient recycling of rejects and the introduction of dilution water as needed.

Career Highlights

Throughout his career, Pertti Wathen has worked with prominent companies in the industry, including Ahlstrom Machinery Oy and A. Ahlstrom Corporation. His experience in these organizations has contributed to his expertise in pulp and paper technology, enabling him to develop innovative solutions that enhance operational efficiency.

Collaborations

Pertti Wathen has collaborated with notable colleagues such as Risto A Ljokkoi and Timo Alajaaski. These partnerships have likely fostered a creative environment that encourages the development of groundbreaking technologies in the field.

Conclusion

Pertti Wathen's contributions to the pulp and paper industry through his innovative patents demonstrate his commitment to improving operational efficiency. His work continues to influence the field, showcasing the importance of innovation in industrial processes.