Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8173853 | Process for preparing acetylene by partial oxidation of hydrocarbons | Kai Rainer Ehrhardt, William R. Scullin, Michael L. Hayes | 2012-05-08 |
| 8017823 | Process for the manufacture of acetylene by partial oxidation of hydrocarbons | Kai Rainer Ehrhardt, William R. Scullin, Michael L. Hayes | 2011-09-13 |