Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646082 | Crystalline aluminosilicate, process for producing the same, and catalyst employing the same for catalytic cracking of hydrocarbon oil | Seiichi Harima, Mitsugu Tsujii, Mitsuru Ohi | 1997-07-08 |