Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4224077 | Raw mix for the production of portland cement clinker | Vladimir P. Olifer, Sergei P. Berezkin, Pavel N. Galkin, Anatoly I. Ternovoi, Alexandr A. Rogatkin +6 more | 1980-09-23 |