Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6380428 | Method for treating a liquid stream contaminated with an iodine-containing compound using a cation-exchanged zeolite | Santi Kulprathipanja, Amedeo Napolitano, John Markovs | 2002-04-30 |
| 6332985 | Process for removing toxins from bodily fluids using zirconium or titanium microporous compositions | David S. Bem, Gregory J. Lewis | 2001-12-25 |
| 6099737 | Process for removing toxins from blood using zirconium metallate or titanium metallate compositions | David S. Bem, Gregory J. Lewis | 2000-08-08 |
| 5962735 | Method for treating an organic liquid contaminated with an iodide compound | Santi Kulprathipanja, Benjamin C. Spehlmann, Richard R. Willis, William A. Leet | 1999-10-05 |
| 5925284 | Shaped article and process for preparing the article | Richard R. Willis, Robert L. Bedard, Albert S. Behan, Philip Connolly | 1999-07-20 |
| 5891417 | Zirconium silicate and zirconium germanate molecular sieves and process using the same | David S. Bem, Amedeo Napolitano, E. Alejandro Leon-Escamilla, Gregory J. Lewis, Robert L. Bedard | 1999-04-06 |
| 5888472 | Zirconium silicate molecular sieves and process using the same | David S. Bem, Amedeo Napolitano, E. Alejandro Leon-Escamilla, Gregory J. Lewis, Robert L. Bedard | 1999-03-30 |
| 5667695 | Process for removing contaminant metal ions from liquid streams using metallo germanate molecular sieves | Robert L. Bedard, Lisa M. King | 1997-09-16 |
| 5413625 | Mixed ion-exchanged zeolites and processes for the use thereof in gas separations | Chien-Chung Chao, Joseph Timothy Mullhaupt, Cornelius Mark BOLINGER | 1995-05-09 |
| 5174979 | Mixed ion-exchanged zeolites and processes for the use thereof in gas separations | Chien-Chung Chao, Joseph Timothy Mullhaupt, Cornelius Mark BOLINGER | 1992-12-29 |
| 5045295 | Silicate treatment of molecular sieve agglomerates | Medhat K. Tannous, Alan P. Cohen | 1991-09-03 |
| 5026531 | Silicate treatment of molecular sieve agglomerates | Medhat K. Tannous, Alan P. Cohen | 1991-06-25 |
| RE33105 | Separation of mannose by selective adsorption on zeolitic molecular sieves | Chien-Chung Chao | 1989-10-31 |
| 4822492 | Latex polymer bonded crystalline molecular sieves | Chien-Chung Chao, Craig H. Barkhausen | 1989-04-18 |
| 4666693 | Process for the preparation of high-level ion-exchanged zeolites | Ronald J. Ross | 1987-05-19 |
| 4663052 | Drying process using chabazite-type adsorbents | Moez M. Nagji, Ronald J. Ross, Joseph P. Ausikaitis, Desh R. Garg | 1987-05-05 |
| 4591388 | Separation of arabinose by selective adsorption on zeolitic molecular sieves | Chien-Chung Chao | 1986-05-27 |
| 4556550 | Process for the preparation of high-level ion-exchanged forms of Zeolites F and Zeolite W | Ronald J. Ross | 1985-12-03 |
| 4544778 | Bulk separation of sorbitol by selective adsorption on zeolitic molecular sieves | Chien-Chung Chao | 1985-10-01 |
| 4516566 | Separation of arabinose by selective adsorption on zeolitic molecular sieves | Chien-Chung Chao | 1985-05-14 |
| 4482761 | Bulk separation of inositol and sorbitol by selective adsorption on zeolitic molecular sieves | Chien-Chung Chao | 1984-11-13 |
| 4471114 | Separation of mannose by selective adsorption on zeolitic molecular sieves | Chien-Chung Chao | 1984-09-11 |
| 4456774 | Bulk separation of polyhydric alcohols by selective adsorption on zeolitic molecular sieves | Chien-Chung Chao | 1984-06-26 |
| 4394178 | Bulk lactulose/lactose separation by selective adsorption on zeolitic molecular sieves | Chien-Chung Chao | 1983-07-19 |
| 4344851 | Phillipsite-type zeolites for ammonia adsorption | Ronald J. Ross | 1982-08-17 |