Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10794002 | Methods for the production of high solids nanocellulose | Michael A. Bilodeau, Jonathan Spender | 2020-10-06 |
| 9012188 | Conditioning of SO2-ethanol-water spent liquor for fermentation by clostridia | Evangelos Sklavounos | 2015-04-21 |
| 8981168 | Formate-assisted pyrolysis | William Joseph DeSisto, Marshall Clayton Wheeler | 2015-03-17 |
| 8785688 | Recovery of acetic acid from wood extracts | Herbert Sixta, Byung-Hwan Um, Peter van Walsum | 2014-07-22 |
| 8475627 | Process of treating a lignocellulosic material | Sung-Hoon Yoon, Haixuan Zou, Jianer Jiang, Gopal Goyal | 2013-07-02 |
| 8362306 | Energy densification of biomass-derived organic acids | M. Clayton Wheeler, G. Peter van Walsum, Thomas J. Schwartz | 2013-01-29 |
| 8268125 | Method for vapor phase pulping with alcohol and sulfur dioxide | Theodora RETSINA, Vesa PYLKKANEN | 2012-09-18 |
| 8038842 | Method for vapor phase pulping with alcohol, sulfur dioxide and ammonia | Theodora RETSINA, Vesa PYLKKANEN | 2011-10-18 |
| 7943009 | Process of treating a lignocellulosic material with an alkali metal borate pre-extraction step | Sung-Hoon Yoon, Haixuan Zou, Jianer Jiang, Gopal Goyal | 2011-05-17 |
| 7842161 | Pre-extraction and solvent pulping of lignocellulosic material | Sung-Hoon Yoon, Haixuan Zou, Jianer Jiang, Gopal Goyal | 2010-11-30 |
| 7824521 | Process of treating a lignocellulosic material with hemicellulose pre-extraction and hemicellulose adsorption | Sung-Hoon Yoon, Haixuan Zou, Jianer Jiang, Gopal Goyal | 2010-11-02 |
| 6325892 | Method of delignifying sulphite pulp with oxygen and borohydride | Yonghao Ni, Guo Jun Kang, Anastasios Skothos | 2001-12-04 |
| 5738758 | Process for the conversion of calcium sulfide | — | 1998-04-14 |
| 5685953 | Ozone bleaching with an organic solvent and mineral acid | Marco Solinas, Thomas H. Murphy, Yonghao Ni | 1997-11-11 |
| 5354423 | Ozone dioxane bleaching of chemical pulps | Yonghao Ni | 1994-10-11 |
| 5174860 | Low temperature recovery of kraft black liquor | Jian Li, John Allan Fallavollita | 1992-12-29 |