Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4957641 | Use of alkoxyhydroxy fatty acids as corrosion inhibitors in oils and oil-containing emulsions | Alfred Meffert, Bert Gruber, Karl Schmid | 1990-09-18 |
| 4735735 | Salts of esters of long-chain fatty alcohols with alpha-sulfofatty acids as corrosion inhibitors in oils or oil emulsions | Robert Piorr, Alfred Struve | 1988-04-05 |
| 4536325 | Preparation of stable oil-in-water emulsions of high oil content | Christian Hase | 1985-08-20 |
| 4219672 | Ether carboxylic acids | — | 1980-08-26 |