PP

Petr I. Polukhin

Overall (All Time): #1,684,816 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4342898 Method of surfacing and apparatus for controlling same Sergei V. Gulakov, Boris I. Nosovsky, Leonid K. Leschinsky, Xenofont X. Stepnov, Vladimir A. Nikolaev +3 more 1982-08-03
4237714 Stand of cold tube-rolling mill Ivan N. Potapov, Ivan P. Gremyakov, German D. Styrkin, Mikhail A. Bitny, Igor M. Raushenbakh +1 more 1980-12-09
4184352 Method for pilger rolling of tubes and mill for effecting same Ivan N. Potapov, Ivan P. Gremyakov, Mikhail A. Bitny, Anatoly G. Vinogradov, German D. Styrkin +6 more 1980-01-22