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2005-07-19 |
| 6730800 |
Method for the production of tetrahydrofuran |
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Production of solids by precipitation |
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2001-10-23 |
| 6051163 |
Catalyst for steam-reforming methanol |
Otto Kumberger, Otto Hofstadt |
2000-04-18 |
| 5128307 |
Copper-containing catalyst for low temperature shift conversion |
Herbert Wanjek, Claus Witte, Matthias Irgang, Wolfgang Hoelderich, Wolf D. Mross |
1992-07-07 |
| 4814513 |
Preparation of carbonyl compounds |
Fritz Graf, Heinz Engelbach, Leopold Hupfer, Harald Schultheiss |
1989-03-21 |
| 4282374 |
Preparation of glyoxal from ethylene glycol |
Heinz Engelbach |
1981-08-04 |
| 4255285 |
Coated catalysts and their preparation |
Heinz Engelbach, Harry Hoffmann, Peter Palm, Karl Sommer |
1981-03-10 |