Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500402 | Catalyst for oxidizing SO2 to SO3 and utilization of the catalyst in a method for producing sulfuric acid | Georg Schmidt, Achim Hollnagel, Dietrich Werner, Nikola Anastasijevic, Franz-Ferdinand Schüth +1 more | 2002-12-31 |
| 6238639 | Process for removing NOx from nitrosylsulphuric acid | Georg Schmidt, Hartmut Wagner, Ronald Apel, Roland Fach, Dieter Knoblich +1 more | 2001-05-29 |
| 5387402 | Contact reactor for a quasi-isothermal catalytic oxidation of SO.sub.2 to SO.sub.3 and method of operating same | Michael Tacke, Peter Ahrens, Hugo Grimm, Heinz Neumann, Arend Werner +2 more | 1995-02-07 |