Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12234165 | Process for producing cationic lignin copolymer under aqueous acid conditions | Pedram Fatehi, Shoujuan Wang, Jacquelyn Price, Naceur Jemaa, Talat Mahmood | 2025-02-25 |
| 11802183 | Lignin depolymerization process using chemicals recoverable by the kraft recovery cycle | Zaid Ahmad, Chunbao Xu | 2023-10-31 |
| 11401252 | Lignin recovery and furfural production from prehydrolysate streams | Naceur Jemaa, Adil Mazar, Waleed WAFA AL DAJANI | 2022-08-02 |
| 11220446 | Process for producing an anionic lignin copolymer under aqueous acid conditions | Pedram Fatehi, Fangong Kong, Shoujuan Wang, Jacquelyn Price | 2022-01-11 |
| 10858554 | High residual content (HRC) kraft/soda lignin as an ingredient in wood adhesives | Martin Feng, Guangbo HE, Yaolin ZHANG, Xiang Wang, Lamfeddal KOUISNI | 2020-12-08 |
| 10087291 | Process to incorporate wet natural fiber and starch into thermoplastics | Zhirun Yuan, Qingkai Meng, Changbin MAO, Yunli Fang | 2018-10-02 |
| 9945000 | Method for recovering an acid from acid/sugar solutions | Naceur Jemaa, Talat Mahmood | 2018-04-17 |
| 9394220 | Method for producing bio-methanol at pulp mills | Naceur Jemaa | 2016-07-19 |
| 9091023 | Method for separating lignin from black liquor | Lamfeddal KOUISNI | 2015-07-28 |
| 8940130 | Method for separating lignin from black liquor | Lamfeddal KOUISNI | 2015-01-27 |
| 8771464 | Method for separating lignin from black liquor | Lamfeddal KOUISNI | 2014-07-08 |
| 8709203 | Fractionation of a waste liquor stream from nanocrystalline cellulose production | Naceur Jemaa, Xiao Zhang | 2014-04-29 |
| 8349130 | Process for treating pulp mill condenstates using a hollow fiber contactor | Naceur Jemaa, Brian J. O'Connor | 2013-01-08 |
| 8152956 | Use of chemical pulp mill steam stripper off gases condensate as reducing agent in chlorine dioxide production | Naceur Jemaa, George Sacciadis, Richard Berry | 2012-04-10 |
| 5968326 | Composite inorganic-polymer thin film cation-selective membrane, method of fabricating same and applications | Arthur Yelon, Dentcho Ivanov, Ricardo Izquierdo, Michel Meunier | 1999-10-19 |
| 5942084 | Process for the separation of sulphides from pulping liquors using amphoteric resins | Rokhsareh Thompson, Richard Berry, Craig J. Brown, Michael A. Sheedy | 1999-08-24 |
| 5922171 | Method and apparatus for removing sodium chloride from pulping chemicals using an amphoteric ion-exchange resin | Rokhsareh Thompson, Richard Berry, Michael A. Sheedy, Craig J. Brown | 1999-07-13 |
| 5792441 | Fixed-resin bed technologies for the treatment of the chlorine dioxide generator effluent and feeds stream | Rokhsareh Thompson, Craig J. Brown, Michael A. Sheedy | 1998-08-11 |
| 5567293 | Electromembrane processes for the treatment of kraft mill electrostatic precipitator catch | Richard Berry, Rokhsareh Thompson, James Theodore Wearing | 1996-10-22 |
| 5536384 | Separation of sulphides from pulping liquors by electrodialysis | Rokhsareh Thompson, Richard Berry | 1996-07-16 |
| 5330620 | Bleaching pulp with chloric acid | Richard Berry, Norman Liebergott | 1994-07-19 |
| 5006211 | Electrodialylic water splitting process for the treatment of aqueous electrolytes | Richard Berry | 1991-04-09 |