Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686400 | Manual dishwashing method using betaine-anionic surfactant mixtures | Virginia Lazarowitz | 1997-11-11 |
| 5677436 | Process for making alkyl polyglosides having improved aesthetic and tactile properties | Sureshchandra G. Desai, John F. Hessel, Charles B. Allen | 1997-10-14 |
| 5627144 | Composition for enhanced crude oil recovery operations containing hydrochloric acid or hydrofluoric acid, or mixtures thereof with ester quaternary ammonium compounds or/and alkyl quaternary ammonium compounds | Oriol Ponsati Obiols, Nuria Bonastre | 1997-05-06 |
| 5605683 | Alkyl polyglycosides in hair skin cleansing compositions | Sureshchandra G. Desai, John F. Hessel, Charles B. Allen, Stephen A. Fischer | 1997-02-25 |