Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5177300 | Process for separating naphthalene from substituted benzene hydrocarbons | Santi Kulprathipanja, Kenneth K. Kuhnle, Marjorie S. Patton | 1993-01-05 |
| 4940830 | Rejective separation of para-xylene from xylene isomers and ethylbenzene with zeolites | Hermann A. Zinnen | 1990-07-10 |
| 4544796 | Solvent extraction of aromatic compounds using alkylsulfoxide solvents | Paul R. Kurek, Dusan J. Engel | 1985-10-01 |
| 4533398 | Extraction of sucrose | Richard W. Neuzil | 1985-08-06 |
| 4426232 | Extraction of sucrose | Richard W. Neuzil | 1984-01-17 |
| 4333770 | Extraction of sucrose from molasses | Richard W. Neuzil | 1982-06-08 |