Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458905 | Complexes of pyridldiimines with vanadium and other transition metals, and their use as olefin oligomerization and polymerization catalysts | Roland Schmidt, M. Bruce Welch, Helmut G. Alt, Bryan E. Hauger, Ronald D. Knudsen | 2002-10-01 |
| 6403829 | Method for the catalytic gas phase oxidation of acrolein into acrylic acid | Signe Unverricht, Heiko Arnold, Andreas Tenten | 2002-06-11 |
| 6395140 | Method for producing (meth)acrylic acid | Holger Herbst, Gerhard Nestler | 2002-05-28 |
| 6395936 | Method for the catalytic gas phase oxidation of propene into acrolein | Heiko Arnold, Signe Unverricht, Hans-Peter Neumann, Klaus Harth, Andreas Tenten | 2002-05-28 |
| 6383976 | Multimetal oxide material for gas-phase catalytic oxidation of organic compounds | Heiko Arnold, Klaus Harth, Hans-Peter Neumann, Raimund Felder | 2002-05-07 |
| 6348638 | Method for removing by-products obtained when producing acrylic acid or methacrylic acids | Volker Schliephake, Wolfgang Pies, Ulrich Rauh | 2002-02-19 |