| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 10/28/2009 | CN100554576C Method for improving mechanical wood pulp fibre performance |
| 10/27/2009 | US7608644 Aqueous silica-containing composition |
| 10/27/2009 | US7608166 Papers having borate-based complexing and method of making same |
| 10/27/2009 | US7608149 Nozzle |
| 10/22/2009 | WO2009127775A1 Method and assembly for controlling the curling of a paper/board web for a heat sensitive product |
| 10/22/2009 | DE102008001265A1 Schabervorrichtung und Rakelvorrichtung Scraper device and squeegee device |
| 10/21/2009 | EP1092064B9 Method for making paper and cardboard |
| 10/21/2009 | CN100551689C Method for manufacturing laminated hd (high-density) paper with good oxygen-barrier properties, and hd paper obtained thereby |
| 10/20/2009 | CA2319747C Biodegradable and biocompatible agricultural mulch and method of preparing same |
| 10/15/2009 | WO2009105343A3 Treated areas on a wrapper for reducing the ignition proclivity characteristics of a smoking article |
| 10/15/2009 | US20090255641 Method of Modifying the Printing Surface of Paper or Board |
| 10/14/2009 | CN101555671A Method for manufacturing anti-counterfeit fluorescent lines of paper |
| 10/14/2009 | CN101555669A Processing method of special tea bag paper |
| 10/14/2009 | CN100549296C Application of shape memory polymer paper |
| 10/13/2009 | CA2553421C Epichlorohydrin based polymers containing primary amino groups as additives in papermaking |
| 10/13/2009 | CA2315676C Selective retention of filling components and improved control of sheet properties by enhancing additive pretreatment |
| 10/08/2009 | US20090250182 Papermaking Method and Papermaking System |
| 10/06/2009 | US7597780 Cellulose fibers containing an amino silicone to impart improved hand feel; creped paper tissues having improved softness for facial, hand and personal use; an effective amount of polyoxygenated chains to impart hydrophilicity |
| 10/06/2009 | US7597755 gloss paper coating; cost efficiency |
| 10/06/2009 | CA2437046C A method for manufacturing paper with a constant filler content |
| 10/01/2009 | WO2009120965A2 Method and apparatus for paper stock mixing |
| 10/01/2009 | US20090246459 Cut Resistant Paper And Paper Articles And Method For Making Same |
| 10/01/2009 | US20090242155 Method and apparatus for paper stock mixing |
| 10/01/2009 | DE20221963U1 Vorrichtung zum Auftragen wenigstens eines Vorstrichs und eines Deckstrichs auf eine Materialbahn, insbesondere aus Papier oder Karton Apparatus for applying at least one primer coat and one top coat on a material web, especially of paper or cardboard |
| 10/01/2009 | DE102008000843A1 Einrichtung zum Auftragen von mittels Gas zerstäubter Flüssigkeit Means for applying atomised liquid by means of gas |
| 10/01/2009 | DE102008000830A1 Verfahren zum Beschichten einer Klinge, mittels dem Verfahren beschichtete Klinge sowie Vorrichtung zum Beschichten A process for coating a blade coated by the method and apparatus for coating blade |
| 10/01/2009 | DE102008000808A1 Device to provide doctor blade unit for dosing/equalizing coating medium layer that is applied on paper-, cardboard- or other fibrous material web moving in machine direction within production- and/or processing machine, has support relief |
| 10/01/2009 | DE102008000804A1 Device to change doctor blade unit for dosing or equalizing coating medium e.g. coating color that is applied on moving paper-, cardboard- or other fibrous material web in coating machine, comprises transfer device, platform, and actuator |
| 10/01/2009 | DE10016662B4 Vorrichtung zur Wartung von Schabern Apparatus for maintenance of scrapers |
| 10/01/2009 | CA2719116A1 Method and apparatus for paper stock mixing |
| 09/24/2009 | US20090236062 Method For Coating Dry Finish Paperboard |
| 09/24/2009 | DE102008014863A1 Vorhangbeschichten mit Bend-Back-Reduzierung Curtain coating with Bend-back reduction |
| 09/24/2009 | DE102008000778A1 Stoffauflauf für eine Papier- oder Kartonmaschine Headbox for a paper or board machine, |
| 09/24/2009 | DE102008000723A1 Rakelvorrichtung Squeegee device |
| 09/23/2009 | EP2102413A2 Process for increasing the basis weight of sheet materials |
| 09/23/2009 | EP2102412A2 Process for increasing the basis weight of sheet materials |
| 09/23/2009 | CN101537523A Method of automatic welding of manual arc welding machine |
| 09/22/2009 | US7591898 Film coater method and apparatus |
| 09/22/2009 | CA2337375C Preparation of anionic nanocomposites and their use as retention and drainage aids in papermaking |
| 09/17/2009 | WO2009114750A1 Fluorometric method for monitoring surface additives in a papermaking process |
| 09/17/2009 | US20090229778 Arrangement For Treatment Of Cellulose Pulp |
| 09/17/2009 | DE102009008303A1 Stabilizing a coating curtain, comprises applying a coating mass from a curtain coater device arranged above a moving fibrous material web as flow forming a coating curtain on a coating point arranged on a surface of the material web |
| 09/17/2009 | CA2717146A1 Fluorometric method for monitoring surface additives in a papermaking process |
| 09/16/2009 | EP1751352B1 Tissue paper with protruding lotion deposits |
| 09/16/2009 | CN100540804C Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio |
| 09/15/2009 | US7588643 Method and apparatus for measuring amount of coating on paper web |
| 09/10/2009 | US20090226617 Paperboard for use in water resistant packaging |
| 09/10/2009 | US20090226571 Fermentative Production of Non-Volatile Microbial Metabolism Products in Solid Form |
| 09/10/2009 | DE112007002214T5 Verfahren und Vorrichtung zum Steuern der Trocknung einer beschichteten oder oberflächengeleimten Faserbahn Method and apparatus for controlling the drying of a coated or surface-sized fibrous web |
| 09/10/2009 | DE102008012221A1 Verfahren zum Streichen eines feuchten oder beleimten lagenförmigen Substrats Method for coating a moist or glued sheet-like substrate |
| 09/09/2009 | EP2098638A2 Method for coating a wet or glued ply paper |
| 09/09/2009 | CN101529021A A process for improving paper strength |
| 09/09/2009 | CN101525860A Anti-counterfeiting paper product applied with anti-counterfeiting materials at certain positions and preparation method thereof |
| 09/08/2009 | US7585392 treating an aqueous suspension of cellulosic papermaking fibers with debonders, then blending with a wet strength resin, applying onto supports, dehydrating to form nascent webs, pressing the web onto a rotating cylinder and drying to produce cellulosic sheets, having tensile strength |
| 09/03/2009 | WO2009106968A2 Method for producing particles electrostatically |
| 09/03/2009 | WO2009087479A3 Method and apparatus for making slit-banded wrapper using moving orifices |
| 09/03/2009 | DE102009008589A1 Method for carrying out a multi-layer coating in an online production process, comprises producing a paper web in a paper machine, guiding the paper web into a first coater station, and producing a coating layer on a side of the web |
| 09/03/2009 | DE102008000451A1 Streichstation Coating station |
| 09/02/2009 | EP2096209A1 Coating station |
| 09/02/2009 | EP2096124A1 Method for incorporating flour in paper |
| 09/02/2009 | CN101522990A Curtain coating method and a device used for the same |
| 09/02/2009 | CN101519861A Wood-plastic composite environmentally-friendly decorative paper and production process thereof |
| 09/02/2009 | CN101519860A Coating blade structure |
| 09/02/2009 | CN101519858A Direct vacuum aluminum-plated paper or paperboard and production process thereof |
| 09/02/2009 | CN100535245C Antifake paper and its processing method |
| 09/01/2009 | US7582188 Composition includes an alkenyl succinic anhydride sizing agent or an alkyl ketene dimer sizing agent incorporated into the paper during a wet end operation of papermaking; fast dry times |
| 09/01/2009 | CA2373555C Starches for use in papermaking |
| 08/27/2009 | WO2009105343A2 Treated areas on a wrapper for reducing the ignition proclivity characteristics of a smoking article |
| 08/27/2009 | US20090211721 Method and arrangement for feeding chemicals into a process stream |
| 08/27/2009 | CA2715495A1 Treated areas on a wrapper for reducing the ignition proclivity characteristics of a smoking article |
| 08/26/2009 | EP2093325A2 Curtain application device |
| 08/26/2009 | CN100532717C Retention and water filtering system for producing paper, paper board and card paper board |
| 08/26/2009 | CN100532712C Method of producing copying paper |
| 08/25/2009 | US7578903 Colored sanitary tissue paper and production method thereof |
| 08/20/2009 | DE20221956U1 Vorrichtung zum Auftragen von flüssigem oder pastösem Auftragsmedium auf eine Materialbahn, insbesondere aus Papier oder Karton Apparatus for applying liquid or pasty application medium to a material web, especially of paper or cardboard |
| 08/20/2009 | DE20221953U1 Vorrichtung zum Auftragen von flüssigem oder pastösem Auftragsmedium auf eine Materialbahn, insbesondere aus Papier oder Karton Apparatus for applying liquid or pasty application medium to a material web, especially of paper or cardboard |
| 08/20/2009 | DE20221952U1 Vorrichtung zum beidseitigen Streichen und zum Trocknen einer Materialbahn, insbesondere aus Papier oder Karton An apparatus for two-sided coating and for drying a material web, especially of paper or cardboard |
| 08/20/2009 | DE102008000349A1 Vorhang-Auftragswerk Curtain coater |
| 08/19/2009 | EP2090694A1 Combined coating application and smoothing method |
| 08/19/2009 | EP2089574A1 Composition and method for paper processing |
| 08/19/2009 | EP1749134B1 Method of producing decorative paper and decorative laminate comprising such decorative paper |
| 08/19/2009 | CN101509214A Anti-aging dyeing process for fungi-proofing bag paper |
| 08/19/2009 | CN101508005A Paper pouring channel tube for casting and shaping technique thereof |
| 08/19/2009 | CN100529256C Biodegradable coated substrates |
| 08/18/2009 | US7575013 Method and arrangement in the manufacture of coating |
| 08/13/2009 | DE102008008808A1 Verfahren zur Herstellung eines scheuerfesten Overlays A process for producing a abrasion-resistant overlays |
| 08/13/2009 | DE102008008292A1 Papierschicht zum Herstellen eines flächigen, bedruckten oder bedruckbaren Bauteils Paper layer to form a flat, printed or printable component |
| 08/13/2009 | DE102008000283A1 Kombiniertes Auftrags- und Glättverfahren Combined order and smoothing |
| 08/13/2009 | DE102008000282A1 Verfahren und Vorrichtung zum Auftragen und Trocknen eines Mediums Method and apparatus for coating and drying of a medium |
| 08/12/2009 | EP2087172A1 A process for improving paper strength |
| 08/12/2009 | CN101503869A Biodegradable water-proof composite paper and manufacturing method thereof |
| 08/12/2009 | CN101503868A Method for preparing decorative material |
| 08/11/2009 | CA2336801C Additive composition for paper making |
| 08/06/2009 | DE112007002171T5 Verfahren zum Beschichten einer Faserbahn mit einem Vorhangbeschichter A method for coating a fibrous web with a curtain coater |
| 08/05/2009 | EP2085516A2 Device for improving the working conditions of the staff operating a painting machine |
| 08/05/2009 | EP2084516A1 A method for determining brightness of paper pulp |
| 08/05/2009 | EP2084320A2 Treatment of fibrous materials using atmospheric pressure plasma polymerization |
| 08/05/2009 | CN201284448Y Air blade coating apparatus of printer |
| 08/05/2009 | CN201283281Y Measuring adder for coating chemical industry |
| 08/05/2009 | CN100523375C Method for impregnating decorative papers |