Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698501 | Ethylenic hydrocarbons sulphurized by elemental sulphur in the presence of an alkali metal carbonate or bicarbonate, their preparation and their use | Thierry Lacome, Bruno Delfort | 1997-12-16 |
| 5696062 | Colloidal products containing calcium barium and/or magnesium also bismuth modified by the action of carboxylic acids containing sulphur and optionally nitrogen | Bruno Delfort, Bertrand Daoudal, Jacques Lallement | 1997-12-09 |
| 5693597 | Colloidal alkaline or alkaline-earth carbonates containing a compound of calcium, phosphorus and sulphur in micellar form | Bruno Delfort, Bertrand Daoudal, Thierry Lacome, Francoise Dixmier | 1997-12-02 |
| 5679626 | Ethylenic hydrocarbons sulphurized by elemental sulphur in the presence of alkali or alkaline-earth metal hydroxices and in the presence of glycols or polyglcols, or their alkyl ethers, and or water | Bruno Delport, Thierry Lacome | 1997-10-21 |