Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5584920 | Sulphonated hydrocracking residues as concrete admixtures | Henry Sawatzky, Noel P. Mailvaganam, Jean-Francois Houde, Brian A. Farnand | 1996-12-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5584920 | Sulphonated hydrocracking residues as concrete admixtures | Henry Sawatzky, Noel P. Mailvaganam, Jean-Francois Houde, Brian A. Farnand | 1996-12-17 |