Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7166742 | Fluid bed process for the acetoxylation of ethylene in the production of vinyl acetate | Larry M. Cirjak, Michael F. Lemanski, David R. Wagner, Nancy C. Benkalowycz, Marc A. Pepera +1 more | 2007-01-23 |
| 6399813 | Process for the preparation of fluid bed vinyl acetate catalyst | Larry M. Cirjak, Marc A. Pepera, Christos Paparizos, George Frederick Salem, Michael Baker | 2002-06-04 |
| 6395676 | Process for the preparation of fluid bed vinyl acetate catalyst | Larry M. Cirjak, Marc A. Pepera, Christos Paparizos, George Frederick Salem, Michael Baker | 2002-05-28 |
| 5783726 | Process for the preparation of vinyl acetate catalyst | Michael F. Lemanski, Christos Paparizos, Larry M. Cirjak, Marc A. Pepera | 1998-07-21 |
| 5710318 | Fluid bed process for the acetoxylation of ethylene in the production of vinyl acetate | Larry M. Cirjak, Michael F. Lemanski, David R. Wagner, Nancy C. Benkalowycz, Marc A. Pepera +1 more | 1998-01-20 |
| 5665667 | Process for the preparation of vinyl acetate catalyst | Michael F. Lemanski, Christos Paparizos, Larry M. Cirjak, Marc A. Pepera | 1997-09-09 |
| 5591688 | Process for the preparation of fluid bed vinyl acetate catalyst | Larry M. Cirjak, Marc A. Pepera, Christos Paparizos | 1997-01-07 |
| 5550281 | Fluid bed process for the acetoxylation of ethylene in the production of vinyl acetate | Larry M. Cirjak, Michael F. Lemanski, David R. Wagner, Nancy C. Benkalowycz, Marc A. Pepera +1 more | 1996-08-27 |
| 5536693 | Process for the preparation of vinyl acetate catalyst | Michael F. Lemanski, Christos Paparizos, Larry M. Cirjak, Marc A. Pepera | 1996-07-16 |
| 5334751 | Ethyl acetate from ethanol | Michael F. Lemanski, Joseph B. Hazen | 1994-08-02 |
| 5304678 | Acetic acid from ethylene | Michael F. Lemanski, Joseph B. Hazen | 1994-04-19 |
| 5300684 | Process for the fluidized bed oxidation of ethane to acetic acid | Nancy C. Benkalowycz, David R. Wagner | 1994-04-05 |
| 5300682 | Catalytic oxidation of ethane to acetic acid | Marc A. Pepera | 1994-04-05 |
| 4894467 | Vapor phase oxidation or styrene to styrene oxide | — | 1990-01-16 |
| 4748140 | In situ activation process for fluid bed oxidation catalysts | Ernest C. Milberger, Mark L. Nicholas, Patricia A. Zock | 1988-05-31 |
| 4647673 | Maleic anhydride process | Noel J. Bremer, Dennis E. Dria, Ernest C. Milberger, Mark L. Nicholas | 1987-03-03 |
| 4525471 | Attrition resistant microspheroidal fluid bed catalysts containing the mixed oxides of vanadium and phosphorus | Noel J. Bremer, Dennis E. Dria, Ernest C. Milberger, Mark L. Nicholas | 1985-06-25 |
| 4518523 | Method for adding make-up fluid bed oxidation catalysts for fluid bed oxidation catalysts containing the mixed oxides of vanadium and phosphorus | Ernest C. Milberger, Mark L. Nicholas | 1985-05-21 |
| 4429137 | Preparation of maleic anhydride | Ernest C. Milberger, Noel J. Bremer, Dennis E. Dria | 1984-01-31 |
| 4410752 | Process for the oxydehydrogenation of ethane to ethylene | Ernest C. Milberger | 1983-10-18 |
| 4374043 | Preparation of fluidizable vanadium phosphorus oxide catalysts using a mixed phosphorus source | Mark L. Nicholas | 1983-02-15 |
| 4361501 | Preparation of vanadium phosphorus catalysts using a mixed phosphorus source | Ernest C. Milberger, Noel J. Bremer, Dennis E. Dria | 1982-11-30 |
| 4317778 | Preparation of maleic anhydride using fluidized catalysts | Mark L. Nicholas | 1982-03-02 |