Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871701 | Alkali-free preparation of large pentasil crystals as coated catalysts and fully crystalline catalysts | Alfred Danner, Ulaich Mueller, Wolfgang Hoelderich | 1989-10-03 |