Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7141118 | Apparatus and method for treating and impregnating porous structures | Gerard Vaerewyck, Anthony Fiasco | 2006-11-28 |
| 5350121 | Method for recycling glass | Edward A. Zawadzki | 1994-09-27 |
| 5288671 | Magnetite water slurry composition | Edward A. Zawadzki | 1994-02-22 |
| 5246174 | Apparatus for recycling glass | Edward A. Zawadzki | 1993-09-21 |
| 4637557 | Device for cleaning the sizing screen of a material reduction apparatus | — | 1987-01-20 |