| Patents for D21C 5 - Other processes for obtaining cellulose, e.g. cooking cotton linters (5,432) |
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| 01/09/2014 | WO2013171248A3 Method for treating and separating mixed cellulose-plastic products |
| 01/09/2014 | WO2013162422A3 Method for obtaining cellulose and a solution of low-molecular-weight oxidation products from biomass (embodiments) |
| 01/09/2014 | WO2013158931A3 Fruit fiber article and manufacturing thereof |
| 01/08/2014 | CN103502444A Glycosyl hydrolase enzymes and uses thereof for biomass hydrolysis |
| 01/08/2014 | CN103498375A Method for pulping by broussonetia papyrifera white-bark |
| 01/08/2014 | CN102345251B Environmental-friendly production method and equipment for high value added use of waste paper |
| 01/02/2014 | US20140004582 Conditioning of so2-ethanol-water spent liquor for fermentation by clostridia |
| 01/01/2014 | EP2678474A1 Single-step method for production of nano pulp by acceleration and disintegration of raw material |
| 01/01/2014 | CN103485227A Method for deinking mixed office waste paper through composite biological enzyme |
| 01/01/2014 | CN103485226A New wastepaper deinking technology |
| 12/31/2013 | US8617353 Deinking process |
| 12/31/2013 | CA2545624C Deinking blends for use in reduced alkali systems |
| 12/28/2013 | CA2820217A1 Dissolution of oxidized cellulose and particle preparation by cross-linking with multivalent cations |
| 12/28/2013 | CA2819786A1 Dissolution of oxidized cellulose and particle preparation by solvent and non-solvent precipitation |
| 12/27/2013 | WO2013191803A1 Methods of using combinations of a lipase and an oxidant for pitch control in paper making processes and products thereof |
| 12/27/2013 | WO2013191640A1 Method of obtaining a fraction of cellulose fibers with increased solvent accessibility |
| 12/27/2013 | CA2877095A1 Methods of using combinations of a lipase and an oxidant for pitch control in paper making processes and products thereof |
| 12/25/2013 | CN103469696A Kraft paper and making method thereof |
| 12/25/2013 | CN103469662A Method for preparing nano cellulose by catalyzing and hydrolyzing ionic liquid |
| 12/25/2013 | CN103469661A Biological oxidation method for straw pulping |
| 12/25/2013 | CN102876575B Compound bacterium used for pulping biological bacterium fluid and application of compound bacterium |
| 12/19/2013 | WO2013163590A3 Gh61 polypeptide variants and polynucleotides encoding same |
| 12/19/2013 | WO2013148504A3 Methods of preconditioning cellulosic material |
| 12/19/2013 | WO2013119302A3 Gh61 polypeptide variants and polynucleotides encoding same |
| 12/19/2013 | DE102012210264A1 Flotationsregelung Flotationsregelung |
| 12/18/2013 | CN103459605A Processes for enzymatic refining of pretreated cellulosic material for saccharification |
| 12/18/2013 | CN103451170A Endoglucanase PPCE and cellulase preparation containing the same |
| 12/18/2013 | CN103450363A Method for combined extraction of ginger starch and cellulose |
| 12/18/2013 | CN102517949B Environmentally friendly waste paper deinking method |
| 12/12/2013 | WO2013181760A1 Novel cell wall deconstruction enzymes of scytalidium thermophilum, myriococcum thermophilum, and aureobasidium pullulans, and uses thereof |
| 12/12/2013 | US20130330781 Endoglucanases |
| 12/11/2013 | EP2670853A2 Processes for enzymatic refining of pretreated cellulosic material for saccharification |
| 12/11/2013 | CN203334110U Combined device for separating cellulose, lignin and carbohydrate |
| 12/11/2013 | CN103437231A Alkaline biological enzyme deinking agent and application technology thereof in waste paper deinking |
| 12/11/2013 | CN103437230A Biological enzyme-based process for deinking wastepaper by neutral-alkaline dual-loop flotation |
| 12/11/2013 | CN103437227A Production method of deinked pulp and environmentally-friendly white cardboard made of deinked pulp |
| 12/11/2013 | CN103436002A Preparation method for composite material of cellulose nanofiber and reinforced polyurethane |
| 12/11/2013 | CN103435719A Separation device and process of biomass raw materials in wheat straws |
| 12/11/2013 | CN102585017B Preparation method of nanoscale solidago canadensis L. microcrystalline cellulose |
| 12/11/2013 | CN102561082B Method of extracting hemicellulose, cellulose and lignin from wood fiber raw materials |
| 12/11/2013 | CN102337692B Method for improving deinking performing of mixed office wastepaper |
| 12/11/2013 | CN102268828B Method for deinking waste paper by using multiple enzymes produced from two kinds of strains |
| 12/05/2013 | DE102012209457A1 Method for treating fibrous material formed from wastepaper, used during manufacture of packaging paper, involves cleaning fibrous material suspension in cleaning stages through hydrocyclones |
| 12/04/2013 | CN203320327U Waste paper deinking device |
| 12/04/2013 | CN103422388A Manufacturing method of hemp paper |
| 12/04/2013 | CN103422381A Method for preparing corrugated base paper from apple juice waste |
| 12/04/2013 | CN103061182B Enzymatic clean production method of straw spinning pulp |
| 12/04/2013 | CN102493246B Method for extracting and separating cellulose from biomass solid waste |
| 11/28/2013 | US20130312922 Polyester surfactants for deinking |
| 11/27/2013 | CN203307657U Preparation device of cellulose nanoparticles |
| 11/27/2013 | CN102505548B Synchronous remover for mixed impurities of ink and adhesive in waste paper, and preparation method thereof |
| 11/27/2013 | CN101880981B Method for making pulp |
| 11/21/2013 | DE102012208219A1 Cleaning particles from waste paper recycling process, involves introducing particle having impurities on its surface to water, and adding surfactant material before, simultaneously or after introducing step and then realizing energy input |
| 11/20/2013 | EP2664708A1 Paper recycling system and paper recycling process |
| 11/20/2013 | CN203295888U Waste paper regeneration pulping device using waste water |
| 11/20/2013 | CN203295887U Temperature regulation system for maturation drum |
| 11/20/2013 | CN103397554A New process for preparing microcrystalline cellulose from lignocelluloses biomass |
| 11/20/2013 | CN103396697A Low-foaming liquid polyether waste paper deinking agent and synthetic method thereof |
| 11/20/2013 | CN103396597A Cellulose nano-fiber reinforced charcoal powder/ultra-high molecule weight polyethylene preparation method |
| 11/20/2013 | CN102888341B Compound bacteria and application in biological bacteria liquid pulping technology of compound bacteria |
| 11/20/2013 | CN102888338B Biological flora and method for preparing cellulose for additive through same |
| 11/19/2013 | CA2607827C Chlorine dioxide treatment compositions and processes |
| 11/13/2013 | CN103388274A Wastepaper recycling deinking agent technology |
| 11/13/2013 | CN103387689A Method for preparing nanocellulose fiber optical transparent membrane material from peanut hulls |
| 11/13/2013 | CN103387688A Preparation method of cellulose nano-fiber/polylactic acid composite membrane |
| 11/13/2013 | CN103387686A Method for preparing micro/nanofiber graphene composite membrane from recycled corrugated paper |
| 11/13/2013 | CN103387685A Preparation method of cellulose nano-fiber/polyvinyl alcohol composite membrane |
| 11/13/2013 | CN101876154B Formula and production process of cotton pulp |
| 11/07/2013 | WO2013165568A1 Pulp fiber modification using expansin or swollenin in combinations with one or more enzymes |
| 11/06/2013 | EP2660388A1 Procedure for obtaining nanofibrillated cellulose from recovered paper |
| 11/06/2013 | CN102787380B Method for preparing straw regenerated cellulose fiber |
| 10/31/2013 | US20130284386 Deinking compositions and methods of use |
| 10/30/2013 | EP2655730A1 Process for treating cellulosic materials |
| 10/30/2013 | CN102532980B Neutral biological enzyme deinking agent and preparation method thereof |
| 10/24/2013 | WO2013158931A2 Fruit fiber article and manufacturing thereof |
| 10/24/2013 | WO2013158925A1 Fruit fiber processing system and method |
| 10/24/2013 | WO2013158922A1 Manufacturing feedstock from fruit by-product processing |
| 10/23/2013 | CN203247447U Production system for high-strength packaging paper by adopting mixed waste paper |
| 10/23/2013 | CN103362019A Method for producing thermal insulation material by using waste paper |
| 10/23/2013 | CN102084056B Deinking cellulosic substrate using magnesium silicate |
| 10/22/2013 | CA2607178C Process for producing mechanical pulp suitable for paper or cardboard making |
| 10/16/2013 | CN203238491U Flotation deinking machine |
| 10/16/2013 | CN103352387A Recycling technology for wet strength paper |
| 10/16/2013 | CN103352386A Cotton linter production line |
| 10/10/2013 | WO2013092887A3 High surface area composition comprised of lignin |
| 10/10/2013 | DE102012212685A1 Verfahren zur Entfernung von Störstoffen aus einer wässerigen Faserstoffsuspension A method for removing anionic trash from an aqueous pulp suspension |
| 10/09/2013 | CN103348013A Integrated process system |
| 10/09/2013 | CN103343471A Novel waste paper recycling method |
| 10/09/2013 | CN103343470A Method for extracting cellulose from organisms by combining yeast separation and white-rot fungus decomposition |
| 10/09/2013 | CN103343469A Cellulose ether super-multi-chain-link purified cotton producing technology |
| 10/09/2013 | CN103343468A Clean production technology based on steam explosion slurrying |
| 10/03/2013 | WO2013145440A1 Method of slime control in paper pulp manufacturing process |
| 10/02/2013 | DE102012023258A1 Processor used in paper industry for processing e.g. waste paper, has output for free fiber and solutes, which is arranged under the separating device, and discharge coil which is arranged above the separating device |
| 10/02/2013 | CN103334330A Paperboard production technology |
| 10/02/2013 | CN103334329A Bamboo pulp green liquor silica pre-removing method through utilizing sodium bentonite and application of method |
| 10/01/2013 | CA2211405C Amylase variants |
| 09/26/2013 | WO2013141687A1 Pulp composition, pulp article(s) and preparation process thereof |
| 09/26/2013 | WO2013141686A1 Pulp article(s) comprising protease and preparation process thereof |
| 09/26/2013 | DE102012204746A1 Method for treating deinking sludge by processing printed waste paper, involves reducing pressure of filtrate to atmospheric level, and removing reacting gas that causes pH value increment and precipitating of chemically-soluble carbonates |
| 09/25/2013 | CN103321088A Renewable high-strength corrugated medium and its production method |