Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697990 | High porosity calcium silicate mass for storing acetylene gas | Gregory T. Shakley, Richard Kot, Asok K. Sarkar | 1997-12-16 |
| 5632788 | High porosity calcium silicate mass for storing acetylene gas | — | 1997-05-27 |