Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852997 | Slag water bath process | Clifford C. Segerstrom, Charles V. Sternling, Hsi L. Wu | 1989-08-01 |
| 4851013 | Gasification process | — | 1989-07-25 |
HL
Hans-Wolfgang Luke
Overall (1989): #26,572 of 140,708Top 20%
2
Patents 1989