Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4660400 | Pilger mill stand | German D. Styrkin, Ivan P. Gremyakov, Alexei D. Sheikh-Ali | 1987-04-28 |
| 4487049 | Working mandrel and method of rolling elongate hollow pieces in a multi-stand continuous mill on same working mandrel | Valentin N. Danchenko, Alexandr A. Zayats, Petr M. Finagin, Sergei P. Kutsenko | 1984-12-11 |
| 4237714 | Stand of cold tube-rolling mill | Petr I. Polukhin, 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 | Petr I. Polukhin, Ivan P. Gremyakov, Mikhail A. Bitny, Anatoly G. Vinogradov, German D. Styrkin +6 more | 1980-01-22 |