Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327237 | Process for preparing viscosity index improvers for lubricating oils by cracking synthetic rubbers in the liquid phase | Giampaolo Gerbaz, Enrico Betta | 1982-04-27 |
| 4317780 | Organic ester for use in lubricant compositions | Giuseppe Mancini, Franco Berti | 1982-03-02 |