Company Filing History:
1 out of 9 
1 out of 832,812 Years Active: 1978-1981
Title: The Innovations of Arkady Leonidovich Bolotnikov
Introduction: Arkady Leonidovich Bolotnikov is a notable inventor based in Saint-Petersburg, Russia. His contributions to the field of welding technology are exemplified by his two patents, which showcase innovative approaches to improving welding efficiency and efficacy.
Latest Patents: Bolotnikov's latest inventions include a non-consumable electrode for plasma-arc welding designed for use in an atmosphere of carbon dioxide or carbon-dioxide-based mixtures. This electrode comprises a copper or copper alloy holder and an active insert made of hafnium, which is designed with a hafnium oxycarbide layer on its surface, topped with a graphite layer. The method of manufacturing this electrode involves specific steps, including the joining of the holder and hafnium insert, as well as a unique process of forming the hafnium oxycarbide and graphite layers.
His second patent involves a method of plasma multiarc welding by permanently burning direct-current arcs of different polarities. This innovative method utilizes a plasma forming gas and shielding mediums, arranging the arcs so that adjacent ones have opposite polarities. The technique focuses on optimizing the currents and distances between the arcs to enhance welding performance.
Career Highlights: Throughout his career, Bolotnikov has made significant strides in welding technology, particularly in the design and application of electrodes. His work has been integral in advancing methodologies that optimize welding processes, ensuring better results in various industrial applications.
Collaborations: Bolotnikov has collaborated with prominent individuals in the field, including David Grigorievich Bykhovsky and Viktor N. Kiselev. These collaborations have likely contributed to the refinement of his innovative technologies and methodologies.
Conclusion: Arkady Leonidovich Bolotnikov stands out as an influential inventor whose patents offer significant advancements in welding technology. His innovative approaches not only enhance welding efficiency but also pave the way for future developments in the field. With a focus on novel welding techniques, Bolotnikov continues to impact the industry through his inventive spirit and dedication to his craft.