Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852829 | Process for the simultaneous preparation of polyamides with at least two different viscosities | — | 2005-02-08 |
| 6841666 | Process for the preparation of ε-caprolactam | Henricus F. W. Wolters | 2005-01-11 |
| 6566487 | Method for polymerising epsilon-caprolactam to polyamide-6 | Ronald J. H. Hoenen | 2003-05-20 |
| 6353100 | Process for the preparation of &egr;-caprolactam | Rudolf P. M. Guit | 2002-03-05 |
| 6194572 | Process to prepare .epsilon.-caprolactam | Henricus F. W. Wolters, Rudolf P. M. Guit, Frank P. W. Agterberg | 2001-02-27 |
| 6011153 | Process for the preparation of a mixture of .epsilon.-caprolactam, 6-aminocaproic acid and 6-aminocaproic amide | Henricus F. W. Wolters | 2000-01-04 |
| 5973143 | Process to prepare .epsilon.-caprolactam from 6-aminocaproic acid | Rudolf P. M. Guit, Samuel Livingston Lane | 1999-10-26 |
| 5780623 | Process to prepare .epsilon.-caprolactam from 6-aminocaproic acid | Rudolf P. M. Guit, Samuel Livingston Lane | 1998-07-14 |
| 5717089 | Process for the preparation of E-caprolactam | Henricus F. W. Wolters, Samuel Livingston Lane, Frank E. Herkes, Nicolaas F. Haasen | 1998-02-10 |
| 5700934 | Process for the preparation of epsilon-caprolactam and epsilon-caprolactam precursors | Henricus F. W. Wolters, Samuel Livingston Lane, Nicolaas F. Haasen, Frank E. Herkes | 1997-12-23 |
| 5364978 | Process for removal of tar in a phenol preparation process | Johannes Augustinus Kroon | 1994-11-15 |
| 5210331 | Method for the preparation of a phenol | Leon H. B. Frijns, Matthias R. J. Offermanns | 1993-05-11 |