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 3 - Pulping cellulose-containing materials
Patents for D21C 3 - Pulping cellulose-containing materials (5,020)
06/2010
06/17/2010WO2010066026A1 Increasing alkaline pulping yield for softwood with metal ions
06/17/2010CA2749168A1 A base paper, the preparation method and use thereof
06/17/2010CA2745466A1 Increasing alkaline pulping yield for softwood with metal ions
06/16/2010CN101736634A Process for deinking office waste paper
06/16/2010CN101736629A Hot-pressing tympan paper and manufacturing method thereof
06/16/2010CN101736628A Explosion pulping method for bamboo or cotton stalks or wood or various twigs
06/16/2010CN101736627A Energy-saving pulping compound and pulping process thereof
06/16/2010CN101736574A Composite tea saponin, preparation method thereof and use thereof
06/16/2010CN101736427A Bamboo alpha-pulp for viscose and production method thereof
06/10/2010US20100139875 Composition and Process for the Treatment of Fibre Material
06/09/2010EP2193138A1 Lignin and other products isolated from plant material, and methods and compositions therefor
06/09/2010CN101725067A Pulp and paper made from rhodophyta and manufacturing method thereof
06/09/2010CN101725066A Process for pulping old corrugated carton by sulfite method
06/09/2010CN101148836B Paper-making-stage bamboo wood pulp plate denaturalization producing technique
06/03/2010US20100132897 gives a cellulose pulp fibre with high tensile durability, tear strength and beatability; having a maintained high fluid/wood ration throughout the complete cook with essentially the same cooking fluid at the end of the cook as at its beginning, reduced retention time
06/02/2010CN101718049A Clean pulping process for straws by mechanical method
05/2010
05/27/2010WO2010058185A1 Processing of biomass
05/27/2010CA2743788A1 Processing of biomass
05/25/2010CA2371815C Cellulose ethers and method of preparing the same
05/21/2010WO2010059796A2 Process for producing a sugar solution by combined chemical and enzymatic saccharification of polysaccharide enriched biomass
05/21/2010CA2739704A1 Process for producing a sugar solution by combined chemical and enzymatic saccharification of polysaccharide enriched biomass
05/19/2010CN101210394B Technique for producing pure biological paper pulp
05/19/2010CN101158125B Paper-making grade softwood pulp plate modifying production technique
05/19/2010CN101148837B Paper-making-stage primary color wood pulp plate denaturalization producing technique
05/19/2010CN101148835B Paper-making-stage wood pulp plate denaturalization producing technique
05/19/2010CN101117779B Method of mechanical pulp making by using cotton pole
05/14/2010WO2010053464A1 Method for producing a fibrous semifinished product from cellulose-containing materials and line for implementing same
05/14/2010WO2010032133A3 Anti-microbial bamboo fibers and fabrics
05/13/2010US20100116750 Silane substituted polyalkylene oxide reagents and methods of using for preventing or reducin aluminosilicate scale in industrial processes
05/12/2010CN1865583B Pulping process for mixed Devil's Rush herb and reed
05/12/2010CN101105011B Oxygen delignification and bleaching integration paste preparing method and device for realizing the same method
05/06/2010WO2010006840A3 Method for pretreating plant starting material for the production, from sacchariferous and lignocellulosic resources, of bioethanol and/or of sugar, and plant
05/06/2010US20100107473 Enhancement of cold tolerance in plants
05/05/2010CN1804209B Zero-discharge non-pollution combined production process for ecological paper pulp
05/05/2010CN101701431A Method for producing bleached pulp for viscose fibers from bamboo
05/05/2010CN101701429A Method for improving yield and viscosity of gum wood pulp under condition of stewing mild sulfate
04/2010
04/29/2010WO2010046532A1 Process of producing xylose and dissolving pulp
04/29/2010WO2010046051A2 Process for the production of lipids from biomass
04/29/2010US20100101743 Process for the bleaching of paper pulp
04/29/2010CA2740708A1 Process of producing xylose and dissolving pulp
04/28/2010EP2179085A2 Improved biomass pretreatment
04/28/2010CN101698986A Energy-saving environment-friendly zero-emission method for circularly producing, pulping and bleaching at normal pressure by deoxidizing and leaching method
04/22/2010WO2010044732A1 Method for preventing clogging in a strainer construction for a continuous digester
04/22/2010CA2740196A1 Method for preventing clogging in a strainer construction for a continuous digester
04/14/2010EP2173941A1 A single step process for separating biomass components
04/14/2010EP2173940A2 A process for separating biomass components
04/14/2010CN101694078A Plant fiber mulching film raw material and pollution-free manufacture method thereof
04/14/2010CN101694075A Low energy consumption clean paper pulp extracting method and papermaking process thereof
04/14/2010CN101692777A Plant fiber mulching film and manufacture method thereof
04/14/2010CN101260629B Physical method ecological paper pulp manufacturing technique
04/14/2010CN101135119B Method for manufacturing pulp raw material by biofermentation and culture method for the bacterial
04/14/2010CN101016702B Chemical mechanical pulping method for cotton haulm raw material
04/08/2010US20100084101 Method for functionalising carbohydrates
04/07/2010CN101691698A Method for preparing lignocellulosic nanofibrils
04/01/2010WO2010034055A1 Fractionation of lignocellulosic matter
03/2010
03/31/2010CN101688361A Method to remove hemicellutose from cellutosic fibres using a solution of ammonia and hydrogen peroxide
03/31/2010CN101684614A Nano diatomite treating agent and preparation method thereof
03/30/2010US7686919 Method and device for the continuous cooking of pulp
03/25/2010WO2010008578A3 Flow-through biological conversion of lignocellulosic biomass
03/25/2010US20100071861 Method for an energy efficient production of cellulose pulp in a continuous digester
03/24/2010EP2165018A1 High yield and enhanced performance fiber
03/24/2010CN101680167A Method for the breakdown of lignin
03/24/2010CN101680165A A single step process for separating biomass components
03/24/2010CN101678557A Method for the production of bleached wood particles and wood materials ranging from light-toned to white
03/18/2010DE102008041993A1 Device, useful e.g. for the fermentation of biological substrates to biogas and residual substrate, comprises a reaction container having inlet to supply substrate and outlet to remove residual substrate and a line to remove biogas
03/17/2010EP2162581A1 High-strength fibrous material consisting of natural fibres, method for the production thereof, and use of same for producing composite materials
03/17/2010CN101675191A Method of monitoring and inhibiting scale deposition in pulp mill evaporators and concentrators
03/17/2010CN101674733A Method of preparing more digestible animal feed
03/17/2010CN101671974A Sunflower stalk pulping technology
03/17/2010CN101671971A Pulping method of pulping machine
03/10/2010CN101666053A Production method of chemi-mechanical pulp
03/10/2010CN101666052A Biological pre-treatment process for producing wood pulp
03/10/2010CN101666051A Method for producing sodium humate and by-product paper pulp by using cassava dregs as raw materials
03/04/2010WO2010024763A1 A single vertical atmospheric vessel for steaming, slurrying, impregnating and digesting fibrous material
03/04/2010US20100051216 Process for the control of pitch
03/04/2010CA2735087A1 A single vertical atmospheric vessel for steaming, slurrying, impregnating and digesting fibrous material
03/03/2010EP2158357A1 Method to remove hemicellutose from cellutosic fibres using a solution of ammonia and hydrogen peroxide
03/03/2010CN101660282A Method for preparing all cotton stalk cellulose by adopting mechanical-active oxygen method
02/2010
02/24/2010CN101657583A Fractionation of a lignocellulosic material
02/24/2010CN101654882A Pulping process of grass fibers
02/23/2010CA2455172C Feeding comminuted fibrous material using high pressure screw and centrifugal pumps
02/18/2010US20100038043 Pulping Additives for a Reduction of Resin from Kraft Pulp
02/17/2010CN201406606Y Energy-saving straw swelling pulping machine
02/17/2010CN201406605Y Pulping device for papermaking
02/11/2010US20100032111 Process for producing fibrous material from wood
02/10/2010CN101644008A Sodium sulfite cooking method for preparing high-hardness pulp from grass plants
02/09/2010US7658820 Digester wash extraction by individual screen flow control
02/09/2010US7658818 Method for converting a digester for use as a gas phase and hydraulic phase continuous digester
02/04/2010US20100027826 Manufacturing method of paper making part for loudspeaker, paper making part for loudspeaker, diaphragm for loudspeaker, sub cone for loudspeaker, dust cap for loudspeaker and loudspeaker
02/04/2010US20100024997 Process for the deresination of pulp and use of carbon dioxide or (bi) carbonate therefor
02/04/2010US20100024996 Method and arrangement for the treatment of cellulose pulp
02/03/2010CN101638858A New pulping process of chemical mechanical pulp (CEMP) employing oil palm EFB high concentration extrusion displacement method
01/2010
01/27/2010EP2148001A1 Pulping of cellulosic material in the presence of a cationic polymer
01/27/2010EP2148000A2 Method for obtaining cellulose
01/27/2010CN101634117A Method for preparing pulp board by using reed as raw material
01/27/2010CN100585068C Continuous boiling method and its device for semi chemical mechanical slurry of long bast fiber raw material
01/27/2010CN100585067C Water washing continuous boiling method and its device for grass fiber raw material
01/21/2010WO2010006840A2 Method for pretreating plant starting material for the production, from sacchariferous and lignocellulosic resources, of bioethanol and/or of sugar, and plant
01/21/2010CA2730501A1 Flow-through biological conversion of lignocellulosic biomass
01/20/2010CN100582361C Method of producing fir chemical pulp
1 ... 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 ... 51