Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10294105 | Process and apparatus for cooling a gas containing SO2 and/or SO3 and water | Karl-Heinz Daum, Ralf Neumann, Wolfram Schalk | 2019-05-21 |
| 10150671 | Process and plant for improved energy-efficient production of sulfuric acid | Karl-Heinz Daum, Peter Ernst, Wolfram Schalk | 2018-12-11 |
| 9849419 | Process and plant for the production of liquid acid | Karl-Heinz Daum, Wolfram Schalk | 2017-12-26 |
| 9551537 | Heat exchanger including a tube bundle that is offset with respect to a center of the chamber casing | Karl-Heinz Daum, Wolfram Schalk | 2017-01-24 |
| 7704476 | Process and plant for producing sulfuric acid from gases rich in sulfur dioxide | Karl-Heinz Daum, Jan Rieder | 2010-04-27 |