Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5865956 | Process and apparatus for the conversion of sludges | Trevor Redvers Bridle | 1999-02-02 |
| 5847248 | Process and apparatus for the conversion of sludges | Trevor Redvers Bridle | 1998-12-08 |