Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9551110 | Fluorochemical composition and use thereof | Eric Jonckheree, Rainer Nusser, Qian Tang | 2017-01-24 |
| 5536481 | Use of cyclic aminals of glyoxylic acid for trapping hydrogen sulphide | Didier Wilhelm | 1996-07-16 |
| 5417845 | Use of decahydro pyrazino [2,3-b] pyrazine for the reduction of the proportion of free or combined hydrogen sulphide present in a fluid | Alain Blanc | 1995-05-23 |
| 5225103 | Aqueous aldehyde solutions for trapping hydrogen sulfide in natural gas and crude oil producing plants | Hermann Hoffmann | 1993-07-06 |
| 5223175 | Water-in-oil emulsions and their use in the elimination of hydrogen sulphide | — | 1993-06-29 |
| 5152916 | Aqueous aldehyde solutions for trapping hydrogen sulfide in natural gas and crude oil producing plants | Hermann Hoffmann | 1992-10-06 |
| 4650877 | Process for producing 4,5-dihydroxy-2-imidazolidinones | Alain Blanc | 1987-03-17 |