Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651916 | Process for the preparation of a propylene glycol antifreeze containing an alkali metal silicate | — | 1997-07-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651916 | Process for the preparation of a propylene glycol antifreeze containing an alkali metal silicate | — | 1997-07-29 |