Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4936707 | Method of laying a pipeline | Viktor V. Shishkin, Nikolai F. Kryazhevskikh, Viktor N. Oleinik | 1990-06-26 |
| 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, Valery P. Panchenko, Evgeny G. Lukin +2 more | 1990-01-02 |
| 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, Evgeny G. Lukin, Petr G. Sokol +4 more | 1989-09-12 |
| 4828796 | Method of protecting the internal surface of a pipeline against corrosion | Viktor V. Shishkin, Duglas Z. Serazetdinov, Evgeny G. Lukin, Viktoria I. Kapralova, Tamara S. Polyanskaya +5 more | 1989-05-09 |
| 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, Valery P. Panchenko, Evgeny G. Lukin +4 more | 1989-04-04 |
| 4758115 | Pipeline, a method of laying the pipeline and a device for effecting said method | Viktor V. Shishkin, Nikolai F. Kryazhevskikh, Viktor N. Oleinik, Alexei V. Andrianov | 1988-07-19 |