| Patents for D21C 5 - Other processes for obtaining cellulose, e.g. cooking cotton linters (5,432) |
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| 09/12/2007 | EP1831260A1 Improved biocomposite material |
| 09/12/2007 | CN100336970C Oxidizing enzymes in the manufacture of paper materials |
| 09/11/2007 | US7267773 System for bioremediating water to be treated with plant matter such as cultured algae in an attached periphyton bed, harvesting the plant matter to produce a wet algal biomass, and mixing the biomass with a shredded fibrous material to produce a pulp that can be molded into a biodegradable package |
| 09/11/2007 | US7267743 Wax emulsion coating applications |
| 09/11/2007 | US7267231 Process and device for aerating suspensions |
| 09/11/2007 | CA2412757C Methods to control organic contaminants in fibers |
| 09/05/2007 | EP1828380A1 Neutral cellulase catalytic core and method of producing same |
| 09/05/2007 | EP1289683B2 Method for processing waste and waste processing plant |
| 09/04/2007 | CA2082279C Cellulase preparation comprising an endoglucanase enzyme |
| 08/30/2007 | WO2007096184A1 Polypeptides with laccase activity |
| 08/30/2007 | DE102006008898A1 Rückgewinnung von Titandioxid aus der Makulatur der Dekorpapierherstellung Recovery of titanium dioxide from the waste of the decorative paper production |
| 08/30/2007 | CA2640186A1 Polypeptides with laccase activity |
| 08/29/2007 | EP1826266A1 Polypeptides with laccase activity |
| 08/22/2007 | CN2937214Y Floating deink machine |
| 08/22/2007 | CN101023165A Novel laccase enzyme and use thereof |
| 08/22/2007 | CN101021050A Process of cow dung paper pulp with cow dung as material |
| 08/22/2007 | CN101021049A Cow dung paper pulp produced with cow dung as material |
| 08/15/2007 | CN101016704A Method of preparing pulp by deinking ONP/OMG mixed wastepaper blended with paper making white water |
| 08/15/2007 | CN101016703A Method of producing cellulose, lignin and xylose by biomass material |
| 08/14/2007 | CA2241517C Production of sanitary paper |
| 08/08/2007 | EP1540075B1 Method of deinking |
| 08/01/2007 | CN1329514C Purified plyporus laccase and nucleic acid for coating the laccase |
| 07/19/2007 | WO2007081921A2 Use of modified inorganic particles in deinking |
| 07/19/2007 | US20070168075 Method and installation for processing waste paper |
| 07/19/2007 | US20070163735 Method for reducing brightness reversion of mechanical pulps and high-yield chemical pulps |
| 07/19/2007 | CA2636136A1 Use of modified inorganic particles in deinking |
| 07/18/2007 | EP1678373B1 Method for regulating whiteness for removal of printing ink in deinking installations and deinking installation comprising a flotation cell for removal of printing ink |
| 07/18/2007 | CN1326994C Alkaling bacillus amylase |
| 07/18/2007 | CN100999878A Tooth refiner plates with varying feeding angles and refining method |
| 07/18/2007 | CN100999877A Tooth refiner plates having V-shaped teeth and refining method |
| 07/12/2007 | US20070158039 Use of modified inorganic particles in deinking |
| 07/11/2007 | CN1997791A Method for mechanical pulp production |
| 07/11/2007 | CN1325724C Neutral deinking method for waste newspaper |
| 07/11/2007 | CN1325723C Wood method for pulping using cotton stalk, bush or brush |
| 07/05/2007 | DE102005062608A1 Solution system based on molten ionic liquid e.g. imidazolium salt for dissolving carbohydrate e.g. starch, cellulose or derivative and regeneration e.g. for fiber production also contains water and/or other protic solvent |
| 07/04/2007 | CN1990950A Carboxyalkyl cellulose |
| 07/03/2007 | CA2287602C Biological method of deinking printed wastepaper |
| 07/03/2007 | CA2175321C Method of deinking wastepaper |
| 06/28/2007 | WO2007071820A1 Novel enzymes |
| 06/28/2007 | DE102006024034A1 Production of mixed, recycled fiber suspension for papermaking machine, employs sufficient stages to maximize fibrous content in waste portion used for thermal and electrical energy generation |
| 06/28/2007 | DE102006020981A1 Verfahren zur Entfernung von Störstoffen aus einer wässrigen Faserstoffsuspension A method for removing anionic trash from an aqueous pulp suspension |
| 06/27/2007 | EP1799816A1 Novel laccase enzyme and use thereof |
| 06/21/2007 | US20070137804 producing a pulp having high brightness and low residual ink by actively introducing cavitation bubbles into a pulp suspension, to strip/fragment ink from pulp fibers and inorganic particles under an impact force induced by collapse of the bubbles during producing recycled pulp from printed newspapers |
| 06/21/2007 | DE102006021656A1 Verfahren zur Dispergierung von Papierfaserstoff Method for dispersing paper pulp |
| 06/21/2007 | DE102006020629A1 Verfahren zur Dispergierung von Papierfaserstoffen Method for dispersing paper fibers |
| 06/21/2007 | DE102005061302B3 Paper production unit comprises a treatment unit connected to a paper machine, and a cleansing and/or material recovery unit |
| 06/20/2007 | CN1982443A Purified polyporus laccases and nucleic acids encoding same |
| 06/14/2007 | WO2007065969A1 Method of producing paper and cardboard |
| 06/13/2007 | CN1981086A Process for deinking waste paper |
| 06/13/2007 | CN1978785A Sludge dewatering method for waste paper deinking technology |
| 06/05/2007 | US7226773 Isolated polypeptide having cellulase activity; biopolishing of newly manufactured textiles, providing an abraded look of cellulosic fabric or garment, treating paper pulp |
| 06/05/2007 | US7226756 isolated polynucleotide encoding Enzymatic proteins for use in food processing, paper making and recycling |
| 06/05/2007 | CA2093154C Procedure for manufacturing paper from seaweed and paper thus obtained |
| 05/31/2007 | US20070119559 Enzymatic Treatment of Paper Making Pulps |
| 05/31/2007 | US20070119555 Methods for reducing wax content of pulp furnish |
| 05/30/2007 | CN1970885A Method for producing paper pulp for use in balance paper by using waste paper |
| 05/30/2007 | CN1318697C Carbon fibre paper and its manufacturing method |
| 05/30/2007 | CN1318696C Carbon fibre paper and its manufacturing method |
| 05/30/2007 | CN1318690C In ball washing classifying digesting technology |
| 05/24/2007 | CA2604557A1 Cellulose solutions in ionic liquids |
| 05/22/2007 | CA2323052C Method and apparatus for treatment of fiber suspension containing minerals, such as coated broke, in paper production |
| 05/22/2007 | CA2306939C Polymers as detackification agents for adhesives contained in secondary fiber |
| 05/18/2007 | WO2005018435A3 Thermally modified microbial-derived cellulose for in vivo implantation |
| 05/17/2007 | US20070107859 Pulping the paper into a slurry with a pH between 6.0 and 8.8, mixing with a deinking liquid blend of an alkoxylated fatty alcohol, a fatty acid and an alkoxylated fatty acid, flotation separation; recycling; waste reduction; papermaking |
| 05/10/2007 | WO2007052760A1 Apparatus for treating papermaking feedstock |
| 05/10/2007 | US20070105112 Laccases, nucleic acids encoding them and methods for making and using them |
| 05/09/2007 | CN2898093Y Slurry-making accelerator |
| 05/08/2007 | US7214292 Addition of THP or THP+ salt to pulping liquors to destroy catalase and/or catalase producing bacteria |
| 05/02/2007 | EP1778911A1 Process for the enzymatic oxidation of a substrate comprising a primary hydroxyl group |
| 05/02/2007 | CN1957138A New composition and process for the treatment of fibre material |
| 04/26/2007 | WO2007032027B1 A process for producing a sanitary napkin |
| 04/25/2007 | EP1294859B1 Novel laccase enzyme and the gene encoding the enzyme |
| 04/25/2007 | CN2892936Y Equipment for extracting stalk fiber |
| 04/25/2007 | CN1312354C Process for bleaching lignocellulose-containing non-wood pulp |
| 04/25/2007 | CN1312353C New process for lipase waste paper deinking |
| 04/25/2007 | CN1312278C Use of lipolytic enzymes for stickies control |
| 04/19/2007 | WO2007042619A1 A diffuser of an injector in a flotation cell and a method for feeding fibre suspension into the flotation cell |
| 04/19/2007 | DE19631150B4 Verfahren zur Ablösung von Druckfarben (Deinking) von cellulosehaltigen Druckträgern Procedures for the relief of ink (deinking) cellulosic printing substrates |
| 04/12/2007 | WO2005103373A3 Method for controlling a bleaching process for waste paper treatment and bleaching device for carrying out said method |
| 04/11/2007 | CN1944788A Producing method for recombining, orienting and plasticizing bamboo cellulose |
| 04/11/2007 | CN1944787A Producing method for recombining, orienting and plasticizing wood cellulose |
| 04/10/2007 | CA2293623C Method of producing paper |
| 04/05/2007 | US20070074832 Densified fibrous structures and methods for making same |
| 03/29/2007 | WO2007035749A2 Process and method for recycling cigarette butts |
| 03/29/2007 | WO2007035507A1 Process for repulping wet-strength broke |
| 03/29/2007 | WO2007035481A1 Treatment of wood chips using enzymes |
| 03/29/2007 | CA2622699A1 Treatment of wood chips using enzymes |
| 03/28/2007 | EP1476600A4 Chemical compounds and methods for removing dye |
| 03/28/2007 | CN1936177A Cotton-short-fiber continuous steam-poaching method and apparatus |
| 03/27/2007 | CA2155906C Enzymes in combination with polyelectrolytes for enhancing the freeness of clarified sludge in papermaking |
| 03/22/2007 | WO2007032027A1 A process for producing a sanitary napkin |
| 03/21/2007 | CN1306113C Method and apparatus for dispersing regenerated fiber pulp |
| 03/21/2007 | CN1306112C Production technology of extra low viscose refined cotton |
| 03/15/2007 | US20070056702 Arundo donax pulp, paper products and particle board |
| 03/14/2007 | CN1928074A Microorganism bacterium agent for degrading lignocellulose and method of degrading lignocellulose using the same |
| 03/07/2007 | EP1759053A1 Process for deinking waste paper |
| 03/07/2007 | CN1924188A Biological treatment method of non-wood pulp |
| 03/06/2007 | US7186316 Method for preparing pulp from cornstalk |
| 02/28/2007 | CN1922360A A process for the treatment of fibre material and new composition |
| 02/28/2007 | CN1918968A Hydrophobic fruit bag paper and preparation method thereof |