SK

Sergei B. Kostyrev

Overall (All Time): #3,881,911 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5036170 Method for cleaning ferromagnetic chip from a lubricant-coolant and an apparatus for carrying out the method Boris G. Arabei, Alexandr S. Mints, Lev A. Pronin, Dmitry I. Ryzhonkov, Sergei A. Sopochkin +4 more 1991-07-30