Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4891115 | Apparatus for cleaning the inner surface of a pipeline from deposits and for forming a protective coating | Viktor V. Shishkin, Jury D. Samuliev, Jury P. Shapovalov, Yaroslav P. Sushkov, Evgeny G. Lukin +2 more | 1990-01-02 |
| 4818298 | Method of removing deposits from the inside walls of a pipeline and applying protective coatings thereto | Viktor V. Shishkin, Dmitry N. Cherebedov, Nikolai F. Kryazhevskikh, Yaroslav P. Sushkov, Evgeny G. Lukin +4 more | 1989-04-04 |