Issued Patents All Time
Showing 1–25 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10669247 | Carrier treatment to improve catalytic performance of an ethylene oxide catalyst | Andrzej Rokicki | 2020-06-02 |
| 10040773 | Silver catalysts with improved size and distribution density of silver particles | Wojciech L. Suchanek, Andrzej Rokicki | 2018-08-07 |
| 9758498 | Carrier treatment to improve catalytic performance of an ethylene oxide catalyst | Andrzej Rokicki | 2017-09-12 |
| 9452419 | Carrier for ethylene oxide catalysts | Andrzej Rokicki | 2016-09-27 |
| 9427729 | Silver-based ethylene oxide catalyst having reduced sodium content | Andrzej Rokicki | 2016-08-30 |
| 9095843 | Carrier treatment to improve catalytic performance of an ethylene oxide catalyst | Andrzej Rokicki | 2015-08-04 |
| 8883675 | Method for making a highly selective ethylene oxide catalyst | Andrzej Rokicki | 2014-11-11 |
| 8791280 | Process for preparation of catalyst carrier and its use in catalyst preparation | — | 2014-07-29 |
| 8487123 | Process for initiating a highly selective ethylene oxide catalyst | Norma B. Castagnola, Girish Desai | 2013-07-16 |
| 8318627 | Process for preparation of a catalyst carrier | — | 2012-11-27 |
| 7803957 | Ethylene oxide production using fixed moderator concentration | Howard Sachs, Mansoor Husain, Christian Gueckel, Andrzej Rokicki | 2010-09-28 |
| 7763096 | Recovery of rhenium | Andrzej Rokicki | 2010-07-27 |
| 7553980 | Process for initiating a highly selective ethylene oxide catalyst | Barry Billig, Norma B. Castagnola | 2009-06-30 |
| 6939979 | Oxidation process and catalyst | Vijay S. Bhise | 2005-09-06 |
| 6858560 | Ethylene oxide catalyst | — | 2005-02-22 |
| 6846774 | Ethylene oxide catalyst | — | 2005-01-25 |
| 6762311 | Ethylene oxide catalyst | Serguei Pak, Andrew D. Schmitz | 2004-07-13 |
| 6750173 | Ethylene oxide catalyst | Errrol Bornn, Charles W. Zulauf | 2004-06-15 |
| 6184175 | Process for preparing silver catalyst | — | 2001-02-06 |
| 5958824 | Ethylene oxide catalyst | Rita Klein, Stephen Bruce Milne | 1999-09-28 |
| 5945551 | Ethylene oxide catalyst | Rita Klein, Stephen Bruce Milne | 1999-08-31 |
| 5905053 | Ethylene oxide catalyst | Rita Klein, Stephen Bruce Milne | 1999-05-18 |
| 5854167 | Ethylene oxide catalyst | Rita Klein, Stephen Bruce Milne | 1998-12-29 |
| 5780656 | Ethylene oxide catalyst and process | Rita Klein, Stephen Bruce Milne | 1998-07-14 |
| 5736483 | Niobium or tantalum promoted silver catalyst | — | 1998-04-07 |