Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5092932 | Method of producing active mineral additive for binding materials | Pavel P. Lerke, Boris V. Sindeev, Boris A. Kurnikov, Ilya M. Poddubny, Ivan I. Dongauzer +3 more | 1992-03-03 |
| 5043020 | Method for production of portland clinker | Pavel P. Lerke, Bakhyt D. Aldiyarov, Valery V. Shnaider, Pavel B. Kurnikov | 1991-08-27 |