Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6429338 | Hydrogenation of single ring aromatic diamines | Juan Jesus Burdeniuc, Bradley Heath Cook | 2002-08-06 |
| 6184416 | Lithium aluminate as a catalyst support for hydrogenation of aromatic amines | Hao Ding, John N. Armor, Lenore Ann Emig, Dorai Ramprasad, Frederick C. Wilhelm | 2001-02-06 |
| 6140540 | Hydrogenation of aromatic amines to produce their ring hydrogenated counterparts | Richard S. Myers, John N. Armor | 2000-10-31 |
| 6121493 | Isomerization of cyclohexylamines to produce their thermodynamic isomeric form | John N. Armor | 2000-09-19 |
| 5973207 | Hydrogenation of meta-toluenediamine | — | 1999-10-26 |
| 5932769 | Multi-metallic actalysts for amination of alcohols to form alkylamines | Kathryn Sue Hayes, Malee Leeaphon, John N. Armor | 1999-08-03 |
| 5917092 | Metal exchanged zeolite catalysts for alcohol amination | Lenore Ann Emig, Hong-Xin Li, John N. Armor | 1999-06-29 |
| 5886227 | Process for hydrogenation of cyanopropionaldehyde-containing cyanopropionadelhyde acetals | Kathryn Sue Hayes | 1999-03-23 |
| 5672762 | Hydrogenation of nitriles to tertiary amines | John N. Armor | 1997-09-30 |
| 5639916 | Amination of allylic alcohols | John William Mitchell | 1997-06-17 |
| 5574189 | Hydrogenation of nitriles to produce amines | John N. Armor | 1996-11-12 |
| 5567847 | Disproportionation of amines to produce secondary amines | John N. Armor | 1996-10-22 |
| 5545756 | Hydrogenation of aromatic amines using mixed metal oxide support | John N. Armor | 1996-08-13 |
| 5444170 | Hydrogenation of acetylenic compounds | — | 1995-08-22 |
| 5360934 | Hydrogenation of aromatic amines to produce their ring hydrogenated counterparts | John N. Armor | 1994-11-01 |
| 5288424 | Thermodynamic mixture of alkyl substituted bi(cyclohexylamine) isomers | Peter Andrew Lucas, Jeremiah P. Casey | 1994-02-22 |
| 5264501 | Alkyl substituted bi(cyclohexylamines) | Peter Andrew Lucas, Jeremiah P. Casey | 1993-11-23 |
| 5196587 | Catalytic hydrogenation of crude methylene bridged polyphenylamines to produce polycyclohexylamines | William Henderson, Bernard A. Toseland | 1993-03-23 |
| 5026914 | Hydrogenation of aromatic amines using rhodium on titania or zirconia support | Richard Jenkins, Robert A. Treskot, James F. White | 1991-06-25 |
| 4960941 | Hydrogenation of aromatic amines to produce their ring hydrogenated counterparts | William Henderson, Bernard A. Toseland, Michel Deeba | 1990-10-02 |
| 4766247 | Color reduction of polyamines by mild catalytic hydrogenation | Michael E. Ford, Thomas A. Johnson | 1988-08-23 |
| 4642381 | Catalyst and method for production of methylamines | Kamil Klier, Richard G. Herman | 1987-02-10 |
| 4480131 | Process for selective production of di- and tri-alkylamines | Kamil Klier, Richard G. Herman | 1984-10-30 |