Leiv B Ognedal

Title: Leiv B Ognedal: Innovator in Powder Material Metering

Introduction

Leiv B Ognedal is a notable inventor based in Porsgrunn, Norway. He has made significant contributions to the field of powder material metering, particularly in applications related to aluminum production. With a total of 3 patents to his name, Ognedal's work has had a substantial impact on the efficiency of electrolysis processes.

Latest Patents

Ognedal's latest patents include innovative devices designed to enhance the metering of powdered materials. One of his key inventions is the Pulse-operated point feeder, which is engineered to meter powder materials, such as aluminum oxide, to a Hall-Heroult electrolysis cell. This device features a unique L-shaped channel formed by a vertical and a horizontal tube, allowing for effective material input and output. The vertical tube is equipped with a nozzle device that utilizes pulsed air flows to facilitate the movement of materials.

Another significant invention is the Pulse-controlled metering device. This pneumatic metering device is specifically designed for the precise feeding of powdered materials, including aluminum oxide and aluminum fluoride, to electrolysis cells. The device consists of a long, closed channel with a fluidizing element at the base, which intermittently supplies air for the fluidization of materials. This innovative design ensures efficient metering and discharge of materials from the container.

Career Highlights

Leiv B Ognedal has built a successful career at Norsk Hydro, A.S., where he has applied his expertise in the field of material metering. His inventions have contributed to advancements in aluminum production processes, showcasing his commitment to innovation and efficiency.

Collaborations

Throughout his career, Ognedal has collaborated with notable colleagues, including Knut A Paulsen and Knut A Andreassen. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Leiv B Ognedal's contributions to the field of powder material metering have established him as a prominent inventor in the industry. His innovative patents and dedication to improving aluminum production processes highlight the importance of his work.