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SErgei Anatolievich Schelkunov

Overall (All Time): #3,512,236 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6568537 Composition for the flotation of useful minerals products Oleg Malyshev, Evgeny Mikhailovich Dubovsky, Yakov Yakovlevich Mamontov, Alexandr Anatolievich Maximov 2003-05-27