Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5062979 | Soap free conveyor lubricant that gives clear solutions in water comprising alkoxyphosphate ester, alkyl benzene sulfonate and carboxylic acid | Karl-Heinz Schmitz | 1991-11-05 |
| 4954283 | Polyethylene glycol ether low temperature foam suppressing agents in low-foam cleaning agents | Karl Schmid, Alfred Meffert, Gilbert Schenker, Adolf Asbeck | 1990-09-04 |
| 4560493 | Liquid residue reducing preparations containing octane-1-phosphonic acid or a water-soluble salt thereof | Ferdinand Koch, Hans-Joachim Schlussler | 1985-12-24 |
| 4548729 | Aqueous foam-inhibiting compositions containing alkyl polyethylene glycol alkyl ethers | Karl Schmid, Horst Baumann, Jurgen Geke, Hans-Gunther Germscheid, Werner Ludecke +3 more | 1985-10-22 |
| 4522740 | Polyglycol ethers as foam-inhibiting additives in low-foam cleaning agents | Karl Schmid, Horst Baumann, Jurgen Geke, Hans-Gunther Germscheid, Werner Ludecke +3 more | 1985-06-11 |
| 4229409 | Method of inhibiting corrosion of aluminum with 2-phosphono-butane-1,2,4-tricarboxylic acid | Hans-Joachim Schlussler, Friedrich Staschkiewicz | 1980-10-21 |