| Patents for D21C 3 - Pulping cellulose-containing materials (5,020) |
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| 05/21/2014 | CN103806316A 一种细化生姜纤维素及其制备方法 A ginger refine cellulose and its preparation method |
| 05/21/2014 | CN102561095B 可降解稻草纤维 Biodegradable straw fiber |
| 05/21/2014 | CN102535237B 一种阔叶木压缩木片的硫酸盐法制浆方法 One kind of compressed wood chips hardwood kraft pulping method |
| 05/20/2014 | US8728279 Liquid composition sensor in scaling environment |
| 05/20/2014 | CA2731073C Grass type unbleached paper product and preparation method thereof |
| 05/15/2014 | WO2014072584A1 A method and a system for treating liquid flows at a chemical pulp mill |
| 05/15/2014 | WO2014072394A1 Process for enzymatic hydrolysis of lignocellulosic material and fermentation of sugars |
| 05/15/2014 | WO2014072389A1 Process for enzymatic hydrolysis of lignocellulosic material and fermentation of sugars |
| 05/14/2014 | CN103790058A 一种造纸用预浸剂以及一种清洁低碳造纸制浆工艺 A papermaking presoak and a clean carbon paper pulping process |
| 05/14/2014 | CN102449231B 木化纤维素材料的蒸煮法 Wood cellulose material cooking method |
| 05/14/2014 | CN102277760B 纸浆生产过程中的预处理方法 Pulp production process, pretreatment methods |
| 05/08/2014 | WO2014070580A1 Methods and systems for distributing a slurry catalyst in cellulosic biomass solids |
| 05/08/2014 | WO2012162443A3 Methods of treating biomass |
| 05/07/2014 | EP2726670A1 Catalytic biomass conversion |
| 05/07/2014 | CN103774480A 一种造纸用蒸煮剂 A papermaking cooking agent |
| 05/07/2014 | CN103774479A 利用nmmo/dmso混合溶剂提取生物质纤维素的方法 Use nmmo / dmso mixed solvent extraction method of cellulose biomass |
| 05/07/2014 | CN103774478A 草酸强化竹材预水解去除半纤维素的方法 Oxalic acid prehydrolysis strengthen bamboo hemicellulose removal method |
| 05/07/2014 | CN103774477A 一种造纸用蒸煮剂的生产方法 A method for producing papermaking cooking agent |
| 05/07/2014 | CN102517972B 一种葡萄枝浆 Grape pulp sticks |
| 05/01/2014 | WO2014063260A1 Method for the industrial-scale processing of green rye |
| 04/30/2014 | CN203569389U Wheat straw pulping equipment |
| 04/30/2014 | CN103764904A Articles of manufacture made from pulp composition |
| 04/30/2014 | CN103764903A Pulping processes |
| 04/30/2014 | CN103757986A Method for preparing flexible transparent nano paper by utilizing bamboo fibers |
| 04/30/2014 | CN103757975A Method for efficiently separating husk pulp from stalk core pulp |
| 04/30/2014 | CN103757963A Method for preparing hemp husk fibers through chlorine dioxide gas bleaching |
| 04/30/2014 | CN103757958A Hemp pulp and preparation method |
| 04/30/2014 | CN103749954A Method for preparing microcrystalline cellulose |
| 04/30/2014 | CN101631456B Hydrolysis resistant organomodified silylated ionic surfactants |
| 04/24/2014 | WO2014060651A1 Method of dissolving lignocellulosic materials |
| 04/24/2014 | US20140110070 Method for catalytic oxidation of cellulose and method for making a cellulose product |
| 04/23/2014 | EP2721088A1 Lignin conversion process |
| 04/23/2014 | CN103741556A Preparation process of paper yarn base paper for use in spinning |
| 04/23/2014 | CN102373638B High-yield clean pulping method from oil palm EFB (empty fruit bunch) fiber through biological enzyme process |
| 04/22/2014 | CA2650919C Method and apparatus for conveying a cellulosic feedstock |
| 04/17/2014 | US20140106412 Screw compression process for the conversion of lignocellulosic suspensions containing a high proportion of dry material |
| 04/17/2014 | US20140102648 Method and arrangement for treating chemical pulp |
| 04/16/2014 | CN203546495U Bleaching hot-grinding mechanical pulp system |
| 04/16/2014 | CN103726382A Pure straw Chinese art paper and chloride-free bleaching production process thereof |
| 04/16/2014 | CN103726379A Application of modified nano-microcrystalline cellulose serving as papermaking strengthening agent |
| 04/16/2014 | CN103726378A Method for preparing microcrystalline cellulose at low temperature |
| 04/16/2014 | CN103726377A Clean pulping method for low-polymerization degree bamboo pulp |
| 04/16/2014 | CN103726376A Intermittent low-temperature quick pulping process for broad-leaf wood |
| 04/16/2014 | CN103726375A Sulfite pulping process of salix mongolica |
| 04/16/2014 | CN102704323B Bamboo reed dissolving pulp pretreating method |
| 04/10/2014 | WO2014055726A1 Processes for producing cellulose pulp, sugars, and co-products from lignocellulosic biomass |
| 04/10/2014 | US20140096923 Processes for producing cellulose pulp, sugars, and co-products from lignocellulosic biomass |
| 04/10/2014 | US20140096922 Processes for producing cellulose pulp, sugars, and co-products from lignocellulosic biomass |
| 04/09/2014 | CN102337700B Pulping method of boiling grass fiber materials and sodium carbonate |
| 04/08/2014 | US8691049 Method for an energy efficient production of cellulose pulp in a continuous digester |
| 04/02/2014 | CN103696310A Wheat straw sulfate pulping and alkali recovery efficiency improving method |
| 04/02/2014 | CN102704300B Method for reproducing paper pulp used for filter stick core paper by utilizing filter stick waste |
| 04/02/2014 | CN102691222B Cooking process for compound modification of bleached bamboo paper pulp and cotton paper pulp into dissolving pulp |
| 04/02/2014 | CN102312386B Boiling method for preparing dissolving pulp by use of bleached chemical paper pulp |
| 04/02/2014 | CN101760982B Mixed pulp with high bulk and paper having same |
| 03/27/2014 | WO2014046893A1 Soak vessels and methods for impregnating biomass with liquid |
| 03/27/2014 | WO2014043781A1 Process for making partly-hydrolyzed cellulose using compressed cellulosic materials |
| 03/27/2014 | US20140083633 Chemical treatment of lignocellulosic fiber bundle material, and methods and systems relating thereto |
| 03/26/2014 | CN103687990A Compact process for producing prehydrolyzed pulp |
| 03/26/2014 | CN103669102A Naturally degradable paper-based cotton mulching film and preparation process thereof |
| 03/26/2014 | CN103669065A Method for preparing plant fiber from wheat straw |
| 03/26/2014 | CN103669064A Preparation process of acetified bamboo pulp |
| 03/26/2014 | CN103657144A Method for separating unimolecular cellulose |
| 03/26/2014 | CN102619126B High-purity sulfate pulp, as well as production method and application thereof |
| 03/26/2014 | CN102619125B Sulfate paper pulp for producing three-filtration paper and production method for sulfate paper pulp |
| 03/26/2014 | CN102027021B Method and apparatus for lignocellulose pretreatment using a super-cellulose-solvent and highly volatile solvents |
| 03/25/2014 | US8679826 Method for recycling paper products coated with polyester polymers |
| 03/19/2014 | EP2707539A1 Compact process for producing prehydrolyzed pulp |
| 03/19/2014 | CN103643576A Preparation method of straw printing paper pulp |
| 03/19/2014 | CN103638804A Electrochemical desulphurization method and application of intermediate product |
| 03/19/2014 | CN101333779B Processes and systems for the bleaching of lignocellulosic pulps following cooking with soda and anthraquinone |
| 03/18/2014 | US8673112 Method and device for thermal hydrolysis and steam explosion of biomass |
| 03/13/2014 | WO2014039560A1 Processes and apparatus for producing fermentable sugars, cellulose solids, and lignin from lignocellulosic biomass |
| 03/13/2014 | US20140073016 Treatment |
| 03/13/2014 | US20140069598 Method and arrangement for adding treatment liquors to cellulose material in a down flow vessel |
| 03/12/2014 | CN103635628A Catalytic biomass conversion |
| 03/11/2014 | US8668807 Ionic liquid systems for the processing of biomass, their components and/or derivatives, and mixtures thereof |
| 03/11/2014 | US8668806 Product and processes from an integrated forest biorefinery |
| 03/05/2014 | CN103619906A Lignin conversion process |
| 03/05/2014 | CN103614939A Pulping process method for synchronously quenching and bleaching rice straws |
| 02/27/2014 | WO2014031672A2 Methods for removing hemicellulose |
| 02/27/2014 | US20140053993 System and Method for Reclaiming Rejects in Sulfite Pulping |
| 02/27/2014 | CA2875590A1 Methods for removing hemicellulose |
| 02/26/2014 | CN102677504B Manufacturing process of antibacterial bamboo pulp used for high-wet-modulus fibre |
| 02/26/2014 | CN102635008B Technique for producing dissolving pulp from whole cotton stalks |
| 02/26/2014 | CN101965424B Process for pretreating a lignocellulosic material with a view to producing bioethanol and bioethanol production process |
| 02/21/2014 | CA2824076A1 System and method for reclaiming rejects in sulfite pulping |
| 02/20/2014 | US20140048223 Methods for removing hemicellulose |
| 02/20/2014 | US20140048222 Methods for removing hemicellulose |
| 02/20/2014 | US20140048221 Methods for extracting hemicellulose from a cellulosic material |
| 02/19/2014 | CN103597139A Method and system for extraction of black liquor from a horizontal tube continuous digester |
| 02/19/2014 | CN103587182A Preparation method of PVA/NCC-TiO2/PVA composite membrane |
| 02/19/2014 | CN102644212B Preparation method of industrial hemp full stalk pulp |
| 02/19/2014 | CN102587180B Alkyl sulfonate cooking auxiliary agent |
| 02/12/2014 | EP2694725A1 Method and system for efficient production of dissolving pulp in a kraft mill producing paper grade pulp with a continuous type digester |
| 02/12/2014 | EP2694724A1 Method for producing cellulose-containing mass for producing composite material |
| 02/12/2014 | EP2694723A1 Lignocellulose processing |
| 02/12/2014 | CN203429493U Extraction device for pre-hydrolysate of steam pre-hydrolysed dissolving pulp |
| 02/12/2014 | CN103572639A Paper pulp prepared from corn stalks and preparation method of paper pulp |
| 02/12/2014 | CN103572631A Preparation method of pulp for regenerating papermaking pulp into viscose staple fiber |