| 4808343 |
Process for isolating paraffinsulfonates with a low alkali metal sulfate content and sulfuric acid from paraffin-sulfoxidation reaction mixtures without obligatory production of sodium sulfate |
— |
1989-02-28 |
| 4680147 |
Process for the isolation under mild conditions of paraffinsulfonate and sulfuric acid from reaction mixtures from paraffin sulfoxidation |
— |
1987-07-14 |
| 4557873 |
Process for isolating paraffinsulfonates and sulfuric acid of low alkali metal sulfate content from parafinsulfoxidation reaction mixtures |
— |
1985-12-10 |
| 4518537 |
Process for isolating paraffinsulfonate from the reaction mixture obtained on sulfoxidating paraffins |
— |
1985-05-21 |
| 4404082 |
Bipolar electrode for anodic processes in undivided cells |
Jurgen Cramer, Michael Mitzlaff |
1983-09-13 |
| 4322271 |
Process for the preparation of N-vinyl-N-alkyl-carboxylic acid amides |
Harald Jensen, Erwin Schmidt, Michael Mitzlaff, Jurgen Cramer, Hartmut Pietsch +1 more |
1982-03-30 |
| 4288300 |
Process for the manufacture of N-.alpha.-alkoxyethyl-carboxylic acid amides |
Michael Mitzlaff, Jurgen Cramer |
1981-09-08 |
| 4214104 |
Use of cyclohexene-(1)-dione-(3,6)-tetraalkyl diketals |
— |
1980-07-22 |
| 4204076 |
Hydroquinone dimethyl ether |
Elmar Konz |
1980-05-20 |
