Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4990288 | Control of disalt in .alpha.-sulfofatty acid ester surfactants | Robert Piorr, Guenter Panthel, Karl Schmid, Dietmar Colignon, Wolfgang Schmidt +1 more | 1991-02-05 |
| 4820451 | Process for the production of mobile pastes of washing-active .alpha.-sulfofatty acid ester salts of high solids content | Robert Piorr, Horst Ritterbex, Frantisek Jost | 1989-04-11 |
| 4695409 | Control of disalt in .alpha.-sulfofatty acid ester surfactants | Robert Piorr, Guenter Panthel, Karl Schmid, Dietmar Colignon, Wolfgang Schmidt +1 more | 1987-09-22 |
| 4668438 | Aqueous concentrates of salts of .alpha.-sulfonated fatty acid alkyl esters | Robert Pierr, Horst Ritterbex, Frantisek Jost | 1987-05-26 |
| 4532076 | Aqueous anionic surfactant concentrates containing viscosity reducing agents | Karl Schmid, Horst Baumann | 1985-07-30 |
| 4495092 | Viscosity regulators for high-viscosity surfactant concentrates | Karl Schmid, Herbert Reuter, Wolfgang Seiter, Robert Piorr | 1985-01-22 |