Borggrefe; Gerhard
Patent Applications and Registrations
Patent applications and USPTO patent grants for Borggrefe; Gerhard.The latest application filed is for "use of alkoxyhydroxy fatty acids as corrosion inhibitors in oils and oil-containing emulsions".
- Borggrefe; Gerhard - Duesseldorf DE
- Borggrefe; Gerhard - Dusseldorf DE
| Patent | Date |
|---|---|
| Use of alkoxyhydroxy fatty acids as corrosion inhibitors in oils and oil-containing emulsions Grant 4,957,641 - Borggrefe , et al. September 18, 1 | 1990-09-18 |
| Salts of esters of long-chain fatty alcohols with alpha-sulfofatty acids as corrosion inhibitors in oils or oil emulsions Grant 4,735,735 - Borggrefe , et al. April 5, 1 | 1988-04-05 |
| Ether carboxylic acids Grant 4,219,672 - Borggrefe August 26, 1 | 1980-08-26 |
| Skin protection agents containing polyethercarboxylic acids Grant 4,153,726 - Borggrefe , et al. May 8, 1 | 1979-05-08 |
| Hydroxyethercarboxylic acids Grant 4,002,676 - Borggrefe January 11, 1 | 1977-01-11 |
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