Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686090 | Desulfurizing of reducing gas stream using a recycle calcium oxide system | John L. Howell, Joseph E. McGreal, Stephen Waslo, Jerome Feinman | 1987-08-11 |
| 4212851 | Regeneration of sulfided dolomite | Joseph E. McGreal, John L. Howell | 1980-07-15 |