Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4504361 | Block short-way evaporator with wiped-off film | Jan Cvenglos | 1985-03-12 |
| 4500390 | Elastic scraper for high-capacity film device | Jan Cvengros | 1985-02-19 |
| 4334952 | Multistage molecular evaporator with wiped off film and continuous redistillation | Jan Cvengros | 1982-06-15 |
| 4333822 | Method of treating waste engine oils | Jan Cvengros | 1982-06-08 |