Patents
Sitemap › D21 - Paper-making; Production of cellulose › D21C - Production of cellulose by removing non-cellulose substances from cellulose- containing materials; Regeneration of pulping liquors; Apparatus therefor › D21C 9 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters
Patents for D21C 9 - After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters (10,265)
09/2014
09/18/2014WO2014142651A1 Stabilization of suspended solid particles and/or gas bubbles in aqueous fluids
09/18/2014WO2014140852A2 A method of making highly functional, low viscosity kraft fiber using an acidic bleaching sequence and a fiber made by the process
09/18/2014WO2014139505A1 Screw press with a delivery pipe and method for operating a screw press
09/18/2014US20140262097 System for washing and dewatering pulp
09/18/2014US20140262086 Modified cellulose from chemical kraft fiber and methods of making and using the same
09/17/2014EP2776591A1 Liquefaction of biomass at low ph
09/16/2014US8835142 Processing biomass
09/16/2014US8834980 Biocomposite material
09/16/2014US8834676 Paper products and methods and systems for manufacturing such products
09/16/2014US8833681 Method and apparatus for defibrillating cellulose fibers
09/16/2014CA2641691C Method and apparatus for determining the total peroxide content of pulp suspension
09/12/2014WO2014135335A1 Fibrous material preparation
09/09/2014US8828189 Washer press with multiple nips and multiple displacement wash zones
09/03/2014EP2771508A2 Method and composition for enzymatic treatment of fiber for papermaking, and paper products made therewith
09/03/2014EP2771387A1 Process for producing a dispersion comprising nanoparticles and a dispersion produced according to the process
08/2014
08/28/2014WO2014129958A1 Screw conveyor for lignocellulose containing material
08/21/2014US20140231034 Enzymatic pretreatment of wood in a method for producing mechanical paper pulp
08/20/2014EP2766523A1 Device for preventing rewetting of cellulose pulp
08/19/2014US8809616 Cellulosic fiber compositions having odor control and methods of making and using the same
08/19/2014US8809030 Perhydrolase variant providing improved specific activity
08/19/2014US8808499 Apparatus for washing and dewatering pulp, a system for controlling such an apparatus, and a method for processing pulp in such an apparatus
08/19/2014CA2648182C A method and a device for feeding pulp from a dewatering unit
08/13/2014EP2764156A1 Pulp distribution device
08/13/2014CN103987892A 用于防止纤维素纸浆再湿润的装置 To prevent re-wetting of the apparatus cellulose pulp
08/13/2014CN103981753A 一种混合阔叶木的制浆方法 A mixed hardwood pulping process
08/13/2014CN102575424B 液压系统中的额定功率较小的压力扩散器 Hydraulic system rated power less pressure diffuser
08/12/2014CA2714417C Tampon including crosslinked cellulose fibers and improved synthesis processes for producing same
08/06/2014EP2761082A1 Method for preparing nonwood fiber paper
08/06/2014CN103362009B 一种速生杨的氢氧化钠蒽醌浆生物化学法tcf漂白工艺 One kind of sodium anthraquinone Poplar biochemical methods tcf pulp bleaching process
08/06/2014CN103343472B 一种速生杨的kp浆生物化学法ecf的漂白工艺 Poplar bleaching process for pulp of kp ecf of biochemical methods
08/06/2014CN103321081B 一种速生杨的氢氧化钠蒽醌浆生物化学法ecf漂白工艺 One kind of sodium anthraquinone poplar pulp bleaching process biochemical methods ecf
08/06/2014CN103321080B 一种速生杨的硫酸盐浆生物化学法ecf漂白工艺 Poplar one kind of kraft pulp bleaching process biochemical methods ecf
08/06/2014CN103321079B 一种速生杨的NaOH-AQ浆生物化学法ECF漂白工艺 One kind of NaOH-AQ pulp Poplar biochemical methods ECF bleaching process
08/06/2014CN102776796B 固载化希夫碱金属催化漂白纸浆的工艺 Immobilized Schiff base metal catalyzed processes bleached pulp
08/05/2014US8795469 Method for preparing nonwood fiber paper
08/05/2014CA2597905C Method for altering the tack of materials
07/2014
07/31/2014WO2014116468A1 Bleach stabilizer compositions and methods
07/31/2014US20140209259 Wood pulp treatment
07/31/2014CA2827951A1 Wood pulp treatment
07/30/2014CN103952942A 一种以沙柳为原料封闭循环制备植物成型用浆的方法 Salix is ​​a kind of raw material preparation plant closed cycle pulp molding method
07/30/2014CN103952938A 一种液压型双网挤浆机 A hydraulic twin wire press
07/30/2014CN103334331B 一种速生杨的硫酸盐浆生物化学法tcf漂白工艺 One kind of Poplar biochemical methods tcf of kraft pulp bleaching process
07/24/2014WO2014111854A1 Method for the production of microfibrillated cellulose from a precursor material
07/24/2014WO2014110675A1 Novel cell wall deconstruction enzymes of amorphotheca resinae, rhizomucor pusillus, and calcarisporiella thermophila, and uses thereof
07/24/2014US20140203212 Fluorescent whitening agent aqueous solutions
07/24/2014US20140202646 Bleach Stabilizer Compositions And Methods
07/23/2014CN103938442A 一种利用氟碳表面活性剂提高纤维制品脱水效率的方法 A use of fluorocarbon surfactants to improve the dewatering efficiency of the fiber products, the method
07/23/2014CN103937823A 增强纤维素结合能力的木聚糖酶基因及其生产菌株与应用 Enhance cellulose binding xylanase gene and production strains and Applications
07/23/2014CN102713054B 对连续蒸煮器中的蒸煮完成之后的洗涤步骤进行改进的方法和装置 Methods and apparatus for the washing step in a continuous digester cooking after completion of the improvement
07/23/2014CN101910092B 使用来自木质纤维素材料的酯化中的溶剂的羧酸生产方法 Use of esterification from the lignocellulosic material in a solvent, a carboxylic acid production process
07/22/2014US8784607 Process for the production of bleached wood particles and pale to white wood-base materials
07/22/2014CA2563469C Method and dna constructs for increasing the production level of carbohydrate degrading enzymes in filamentous fungi
07/17/2014WO2014109693A1 An apparatus for washing and/or dewatering of cellulose pulp
07/16/2014CN103924467A 一种稻草秸秆的预处理方法 A rice straw pretreatment methods
07/16/2014CN102704306B 一种马尾松爆破浆全无氯的漂白方法 One kind of totally chlorine free pulp bleaching process Masson pine blasting
07/16/2014CN102561093B 一种棉浆的连续洗漂工艺 Continuous washing a cotton pulp bleaching process
07/15/2014US8778136 Modified cellulose from chemical kraft fiber and methods of making and using the same
07/15/2014CA2686943C Arrangement for washing and dewatering cellulose pulp
07/15/2014CA2686784C Arrangement for washing and dewatering cellulose pulp
07/09/2014EP2751334A1 Pulp composition
07/09/2014EP2751052A1 Process for recovering salt during a lignocellulosic conversion process
07/09/2014EP2751035A2 Improving the drainage of an aqueous composition
07/09/2014CN203700853U 脱水装置 Dewatering device
07/09/2014CN203700852U 一种制浆热分散装置 One kind of pulp and heat dispersion device
07/09/2014CN103917666A 生物质在低pH下的液化 Biomass liquefaction at low pH
07/09/2014CN103911895A 转移工艺液体的方法和布置、工业设施及其布局简化方法 The method and arrangement of the liquid transfer process, industrial facilities and the layout simplified method
07/09/2014CN102733228B 一种高效洗浆压榨机 An efficient washer press
07/09/2014CN102652196B 用于处理含纤维素纸浆以防止再润湿的滚筒和设备以及用于制造该滚筒的方法 For treating cellulose-containing pulp in order to prevent rewetting of the cylinder, and a method and apparatus for manufacturing the drum
07/09/2014CN102182090B 一种纸浆与棉短绒的复合浆粕及其制备方法 A pulp and cotton linters pulp complex and its preparation method
07/08/2014US8771472 Treatment, such as cutting, soaking and/or washing, of organic material
07/08/2014US8771465 Raw Paper
07/08/2014US8771463 Cellulose fiber assembly and method for preparing the same, fibrillated cellulose fibers and method for preparing the same, and cellulose fiber composite
07/08/2014CA2765226C Superabsorbent cellulosic fiber and method of making same
07/08/2014CA2723230C Direct synthesis of aqueous hydrogen peroxide solution at the site of a paper mill
07/03/2014WO2014105997A1 Process for producing purified cellulose
07/03/2014WO2014104261A1 Pitch inhibitor, pitch inhibition method, and process for producing deinked pulp
07/03/2014WO2014104187A1 Wood pulp for glass plate-isolating paper and glass plate-isolating paper
07/03/2014WO2014101867A1 Ultrahigh-viscosity refined cotton production technology and dry conveyance apparatus for cotton pulp of refined cotton
07/03/2014US20140182802 Pressure diffuser with an annular baffle screen plate over water inlet
07/03/2014US20140182797 Method for producing modified cellulose
07/03/2014US20140182796 Product and processes from an integrated forest biorefinery
07/02/2014CN103898792A 用于具有凹槽和锥度的分散机盘的齿 And having a tapered recess for dispersing machine plate teeth
07/02/2014CN103898787A 一种生物质原料的综合利用工艺 A comprehensive utilization of raw materials craft materials
07/02/2014CN103898786A 一种生物质原料的综合利用工艺 A comprehensive utilization of raw materials craft materials
07/02/2014CN103898785A 一种生物质原料的综合利用工艺 A comprehensive utilization of raw materials craft materials
07/02/2014CN103898784A 一种生物质原料的综合利用工艺 A comprehensive utilization of raw materials craft materials
07/02/2014CN103898783A 一种由生物质原料制备纸浆的工艺 A pulp produced from biomass feedstock process
07/02/2014CN103898782A 一种从生物质原料中提取纤维素的工艺 The process of extracting cellulose from biomass feedstock
07/02/2014CN103898779A 一种制备宣纸纸浆的方法 A process for preparing rice paper pulp
07/02/2014CN101678557B 生产漂白的木材颗粒和浅色至白色木料的方法 Production of bleached wood particles and methods of light-colored to white wood
07/01/2014US8764936 Process for producing mechanical pulp suitable for paper or cardboard making
06/2014
06/30/2014CA2838020A1 A pressure diffuser with an annular baffle screen plate over water inlet
06/26/2014WO2014098162A1 Paper slip sheet for glass and glass sheet package
06/26/2014US20140174679 BCTMP Filtrate Recycling System and Method
06/25/2014CN203668747U 转鼓式浓缩机 Drum thickener
06/25/2014CN203668746U 一种檀皮漂白池 One kind of skin bleaching pool Tan
06/25/2014CN103890265A 一种用于制备非木质纤维纸的方法 A method of preparing non-woody fibrous sheet for
06/25/2014CN103890054A 制造包含纳米粒子的分散体的方法和根据这种方法制造的分散体 The method of producing a dispersion containing nano-particles and a method of manufacturing according to this dispersion
06/25/2014CN103882760A 棉短绒生产浆粕过程中降低聚合度的方法 Cotton linter pulp production process, a method to reduce the degree of polymerization
06/24/2014US8758571 Method and arrangement for ameliorating the dewatering in a thin wire press
1 2 3 4 5 6 7 8 9 10 11 12 ... 103