Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826623 | Homogeneous microemulsion compositions based on halogenated polyhydroxylated compounds and halogenated alkanes and their application to the manufacture of rigid foams | Francois Tilquin | 1989-05-02 |