Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7485746 | Staged countercurrent oxidation | Frank G. Belmonte, David L. Sikkenga, Olusola Sunday Ogundiran, Linus K. Leung, Christopher G. Meller +2 more | 2009-02-03 |
| 7005011 | Method of removing iron oxide deposits from the surface of titanium components | Frank G. Belmonte, James Delaney, Jr., Scott G. Kramer, David L. Sikkenga | 2006-02-28 |
| 6852879 | Method of removing iron oxide deposits from the surface of titanium components | Frank G. Belmonte, James Delaney, Jr., Scott G. Kramer, David L. Sikkenga | 2005-02-08 |
| 6562997 | Production of high purity aromatic carboxylic acid by oxidation in benzoic acid and water solvent | David L. Sikkenga, Alpen K. Pandya, Ian C. Zaenger, Thomas M. Bartos | 2003-05-13 |
| 6207120 | Catalytic vent gas treatment system for abatement of volatile chemical emissions | Frank G. Belmonte, Judith Pauline Oppenheim | 2001-03-27 |
| 6194609 | Crystallization in a plate heat exchanger | Thomas M. Bartos, Debra J. Streich | 2001-02-27 |
| 6137001 | Process for preparing aromatic carboxylic acids with efficient treatments of gaseous effluent | Jeffrey L. Broeker, Frank G. Belmonte, Thomas M. Bartos, Alakananda Bhattacharyya, Anne M. Karachewski +1 more | 2000-10-24 |
| 5723656 | Process for preparing aromatic carboxylic acids with efficient energy recovery | — | 1998-03-03 |
| 5612007 | Apparatus for preparing aromatic carboxylic acids with efficient energy recovery | — | 1997-03-18 |
| 4914230 | Catalyst recovery method | Daniel W. Marsh, Bruce B. Doll | 1990-04-03 |
| 4835307 | Method and apparatus for controlling the manufacture of terephthalic acid to control the level and variability of the contaminant content and the optical density | Harold A. Lindahl, Leonard E. Stark, Martin A. Zeitlin | 1989-05-30 |
| 4792621 | Method for continuous production of aromatic carboxylic acid | — | 1988-12-20 |
| 4769489 | Catalyst recovery method | Daniel W. Marsh, Bruce B. Doll | 1988-09-06 |