Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858538 | Partial combustion burner | Willem F. Kuypers | 1989-08-22 |
| 4842509 | Process for fuel combustion with low NO.sub.x soot and particulates emission | — | 1989-06-27 |
HH
Hendrikus J. A. Hasenack
Overall (1989): #26,307 of 140,708Top 20%
2
Patents 1989