Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368411 | Method and apparatus for on the site cleaning of contaminated soil | — | 1994-11-29 |
| 5302287 | Method for on site cleaning of soil contaminated with metal compounds, sulfides and cyanogen derivatives | — | 1994-04-12 |
| 5290456 | Filter plate for removing hydrocarbons and other contaminants from solutions and gases | — | 1994-03-01 |