Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4569755 | Extraction of aromatics with N-cyclohexyl-2-pyrrolidone | Peter Hosler | 1986-02-11 |
| 4388408 | Coker feedstock analysis method | Herbert P. Sien | 1983-06-14 |
| 4252549 | Crystallization via porous tube heat transfer | Richard W. Chaunce | 1981-02-24 |