Gunnar Parmann

Title: Innovations of Gunnar Parmann

Introduction

Gunnar Parmann is a notable inventor based in Alvoen, Norway. He holds a total of four patents, showcasing his contributions to the fields of marine technology and plastic pipe manufacturing. His innovative approaches have led to significant advancements in these areas.

Latest Patents

One of Parmann's latest patents is a method of making a marine seismic streamer. This invention features a substantially solid core that houses essential components such as hydrophones and electronics modules. The design includes an outer skin that defines an annular gap filled with open-celled polyurethane foam saturated with kerosene. This unique construction allows for effective buoyancy and communication between the hydrophones and the surrounding environment.

Another significant patent is a method for forming an end portion of a plastic pipe. This method involves transferring the end portion to a softened state and providing it with an internal groove. The process utilizes a mould ring that is introduced into the pipe end portion while it is supported on a mandrel. This innovative technique ensures the formation of a sealing ring within the pipe end portion.

Career Highlights

Throughout his career, Gunnar Parmann has worked with prominent companies such as Forsheda AB and Schlumberger Technology Corporation. His experience in these organizations has contributed to his expertise and the development of his patented technologies.

Collaborations

Parmann has collaborated with notable coworkers, including Stefan Petersson and Bror Gustafsson. Their combined efforts have likely fostered an environment of innovation and creativity in their respective projects.

Conclusion

Gunnar Parmann's contributions to the fields of marine technology and plastic pipe manufacturing are significant. His innovative patents reflect his dedication to advancing these industries. His work continues to influence the development of new technologies and methods.