VK

Valentin D. Kovalev

IS Institut Elekctrosvarki Imeni E. O. Patona Akademii Mauk Ukrainskoi Ssr: 2 patents #4 of 76Top 6%
📍 Ruse, BG: #16 of 655 inventorsTop 3%
Overall (All Time): #893,114 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5070225 Method for overhead submerged arc welding and apparatus to implement the same Boris E. Paton, Vladimir V. Podgaetsky, Pavel A. Varenchuk, Nikolai T. Privalov, Vladimir I. Galinich +1 more 1991-12-03
5030817 Apparatus for overhead submerged arc welding Pavel A. Varenchuk 1991-07-09
5004885 Apparatus for overhead submerged-arc welding Konstantin A. Juschenko, Pavel A. Varenchuk, Anatoly I. Chvertko, Nikolai T. Privalov, Vladimir G. Kuzmenko 1991-04-02
5003149 Apparatus for overhead submerged-arc welding Pavel A. Varenchuk, Mikhail Ivanenko, Anatoly Vasilievich Zarechensky, Nikolai P. Shpak, Valery A. Volkov +1 more 1991-03-26
4994644 Apparatus for overhead submerged arc welding Pavel A. Varenchuk, Vsevolod N. Bernadsky, Vladimir F. Biitsev, Pavel S. Nefedov, Valentin P. Sadikov +1 more 1991-02-19
4994645 Apparatus for overhead submerged-arc welding Pavel A. Varenchuk, Mikhail Ivanenko, Nikolai T. Privalov, Vladimir I. Galinich, Anatoly V. Zalevsky +1 more 1991-02-19