Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865673 | Method of applying a protective coating to the inner surface of a pipeline and device for carrying out the method | Viktor V. Shishkin, Nikolai F. Kryazhevskikh, Viktor N. Oleinik, Yaroslav P. Sushkov, Evgeny G. Lukin +4 more | 1989-09-12 |