Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5976460 | Use of a deodorizer based on undecylenic acid or on derivatives of the said acid to deodorize papers, cardboards and nonwovens | Henri-Jean Caupin | 1999-11-02 |
| 5501771 | Papermaking process and paper produced therefrom | — | 1996-03-26 |
| 5449436 | Bleaching of deinked paper/wood pulp | Michel Devic | 1995-09-12 |
| 4451333 | Process for cooking lignocellulosic materials intended for the production of paper pulp with 1,2,3,4-tetrahydro-9,10-anthracenediol | Serge Y. Delavarenne, Pierre Tellier | 1984-05-29 |
| 4235666 | 1,2,3,4,4a,9a-Hexahydro-9,10-anthracene-dione, its preparation and its application to the delignification of lignocellulosic materials | Serge Y. Delavarenne, Pierre Tellier | 1980-11-25 |