| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 11/24/2010 | CN201648863U Paper pipe primary pulp inner starch adding device |
| 11/23/2010 | CA2469389C An apparatus and a method for controlling the alkalinity and ph of an industrial process |
| 11/18/2010 | WO2010130352A1 Laser and thermally writable surface coating for materials |
| 11/18/2010 | DE102009021164A1 Impregnating/coating a web made of paper or cardboard, comprises pulling the web into a device for impregnating/coating during starting the impregnation process, and impregnating, drying and cooling the web with resin |
| 11/18/2010 | DE102009003111A1 Auftragsvorrichtung Application device |
| 11/18/2010 | DE102009003065A1 Device for single or double side coating of a fluid to pasty coating medium on a running paper-, cardboard- or other fiber material web during its production and/or finishing process, comprises support elements |
| 11/17/2010 | EP2251206A1 Laser and thermally writable surface coating for materials |
| 11/17/2010 | EP1670988B1 Additive for reducing paper linting and dusting |
| 11/17/2010 | CN1989298B Curtain coating process using a high solids content composition, and coated product |
| 11/17/2010 | CN101886355A Colorized cigarette paper and preparation method |
| 11/11/2010 | WO2010128354A1 A method and a system for on-line optimization of a batch pulp digester |
| 11/10/2010 | CN101565917B Intaglio printing paper coating |
| 11/10/2010 | CN101353876B Paper surface electrostatic painting process and special high pressure electrostatic painting system therefor |
| 11/09/2010 | US7829305 detection method for the paper industry that enables an efficient and timesaving means for monitoring the microbiological state in a paper or board making process |
| 11/09/2010 | US7828935 Papers for liquid electrophotographic printing and method for making same |
| 11/04/2010 | US20100279061 Method of fabricating a reinforced medium for abrasive-coated grinding material, and abrasive-coated grinding material obtained therefrom |
| 11/04/2010 | US20100276095 Paper substrates containing high surface sizing and low internal sizing and having high dimensional stability |
| 11/04/2010 | DE102009019666A1 Processing fibrous materials to produce e.g. paper and cardboard, comprises adding fillers to the fiber containing fiber suspension, where the fiber suspension is mixed for more than one hour and temporarily brought in motion |
| 10/28/2010 | US20100269994 Method for treating ligno-cellulosic materials |
| 10/27/2010 | EP1597433B1 Fibrous structure and process for making same |
| 10/27/2010 | CN201614524U 碳化钨金属工作层造纸涂布刮刀 Tungsten carbide metal working layer coated paper scraper |
| 10/27/2010 | CN101871181A Filler for papermaking process |
| 10/27/2010 | CN101245570B Pattern coater for paper/paper sheet breadth |
| 10/26/2010 | US7820013 Screen cylinder |
| 10/26/2010 | US7820011 Moistening nozzle of a paper web |
| 10/26/2010 | CA2554928C Protecting device for spraying equipment and method of protecting it and its surroundings |
| 10/26/2010 | CA2534348C Improved creping aid composition and methods for producing paper products using that system |
| 10/26/2010 | CA2458987C Method of improving retention and drainage in a papermaking process using a diallyl -n, n-disubstituted ammonium halide/acrylamide copolymer and a structurally modified cationic polymer |
| 10/26/2010 | CA2418400C Process for sizing paper |
| 10/21/2010 | US20100267843 Mixed fluoroalkyl-alkyl surfactants |
| 10/20/2010 | CN101864698A Method for improving quality of cigarette paper |
| 10/20/2010 | CN101864690A Coating compositions comprising alkyl ketene dimers and alkyl succinic anhydrides for use in paper making |
| 10/20/2010 | CN101863146A Method for binding silica gel waterproof membrane in paper container |
| 10/20/2010 | CN101265683B Plastic-emulated printing paper and its manufacturing technique |
| 10/19/2010 | US7815771 Process for the manufacture of paper and board |
| 10/19/2010 | US7815770 having internal starch or size press applied starch and boron-containing compound such as boric acid, borax, and/or zinc borate, providing improved physical and mechanical properties |
| 10/13/2010 | CN101336323B Method for supplying a chemical or chemical compound in a fibrous web machine and an apparatus for implementing the method |
| 10/07/2010 | WO2010113922A1 Method of manufacturing paper |
| 10/07/2010 | WO2010070525A3 Water-soluble creping materials |
| 10/07/2010 | DE102009002017A1 Vorrichtung und Verfahren zum Beschichten von Materialbahnen, insbesondere Papier- oder Kartonbahnen Apparatus and method for coating material webs, in particular paper or cardboard webs |
| 10/06/2010 | CN1764755B Coating compositions comprising alkyl ketene dimers and alkyl succinic anhydrides for use in paper making |
| 10/06/2010 | CN101182690B Inorganic silver-impregnated antibiotic zeolite microparticles retention agent, method of producing the same and applications |
| 10/05/2010 | US7807023 Applying thermoplastic to moving creping surface, then pressing surface |
| 09/30/2010 | US20100243187 Method for Applying Chemical Additives to Pulp During the Pulp Processing and Products Made by Said Method |
| 09/30/2010 | DE102009001731A1 Verfahren zur Einstellung eines Flächengewichtsquerprofils einer Faser- oder Vliesstoffbahn und Maschine zur Herstellung einer Faser- oder Vliesstoffbahn Method for setting a weight per unit area transverse profile of a fiber or nonwoven web and machine for producing a fiber or nonwoven web |
| 09/29/2010 | EP2233215A1 Device for regulating the width of a film surface on a paper web |
| 09/29/2010 | EP2231926A2 Method and apparatus for making slit-banded wrapper using moving orifices |
| 09/29/2010 | CN101377068B Production process of non-carbon carbon paper CB paper for aqueous ink jet printing bar code symbol |
| 09/29/2010 | CN101319475B Method for producing environment-friendly false proof cover paper |
| 09/22/2010 | EP1638683B1 Method for producing an absorber-containing fibrous product |
| 09/22/2010 | CN1890433B A method for monitoring the presence of biofilm-forming microorganisms in paper industry |
| 09/22/2010 | CN101838954A Method for producing crystal decorative paper |
| 09/22/2010 | CN101838449A Poly lactic acid foaming composition |
| 09/22/2010 | CN101391191B Coating chemical computation addition device |
| 09/21/2010 | CA2501650C Tissue paper softening compositions and tissue papers comprising the same |
| 09/16/2010 | WO2010104380A1 Method for manufacturing a resin-impregnated decorative paper, and decorative panel |
| 09/16/2010 | DE102009012920A1 Method for coating a coating medium such as coating color on paper, comprises coating a film of a first coating medium on a coating roller of a film press, and coating a further film of further coating medium through a curtain coater |
| 09/15/2010 | EP2228489A1 Device and method for manufacturing a multi-layer fibrous sheet |
| 09/15/2010 | EP2227101A1 Smoking article with improved extinghuishing characteristics |
| 09/15/2010 | EP1218174B1 Continuous solid state web coating process and webs produced thereby |
| 09/15/2010 | CN101492899B Preparation of organic anion particle for particulate retention aid and filtering aid system of papermaking and uses thereof |
| 09/14/2010 | US7794566 Softness, absorption; wet pressing cellulose web |
| 09/08/2010 | CN201572739U Device used for improving working conditions of operating personnel of coating equipment |
| 09/08/2010 | CN201572730U Combined type strip-shaped glue spreader |
| 09/08/2010 | CN1869332B Coating paper for printing and method of manufacturing same |
| 09/08/2010 | CN1795307B Papers for liquid electrophotographic printing and method for making same |
| 09/08/2010 | CN101824778A Processing method for surface nano functionalization of cellulose reel |
| 09/08/2010 | CN101824777A Method for treating material sheet made of paper or cardboard |
| 09/08/2010 | CN101040085B Multi-layer coated products and curtain coating process for same |
| 09/02/2010 | DE102009001166A1 Vorrichtung zum Wechseln eines Rakelelements Device for changing a blade element |
| 09/01/2010 | EP2223748A1 Method and system for applying a suspension to a sheet of material |
| 09/01/2010 | CN101820213A Insulating gasket for laminated bus of high-power current converting device, manufacture method thereof and composite coating equipment |
| 08/31/2010 | US7785668 papermaking; applying excess coating to moving surface, rotating doctor roll in support having upstream and downstream ends, sliding, loading, doctoring |
| 08/31/2010 | US7785443 Process for producing tissue products |
| 08/26/2010 | US20100212852 Paper for laminate flooring and a process for the manufacture thereof |
| 08/26/2010 | DE102009009862A1 Verfahren und Anlage zum Aufbringen einer Suspension auf eine Materialbahn Method and apparatus for applying a suspension to a web |
| 08/26/2010 | DE102009008303B4 Verfahren zur Stabilisierung eines Streichvorhangs beim Florstreichen und eine das Verfahren anwendende Vorrichtung Method for stabilizing a coating curtain in curtain coating and a method-applying device |
| 08/25/2010 | EP2220294A1 Method and apparatus for measuring deposition of particulate contaminants in pulp and paper slurries |
| 08/25/2010 | CN101815822A Method for controlling deposit formation |
| 08/25/2010 | CN101570947B Method for applying starch modified stuffing in paper making |
| 08/19/2010 | US20100209991 Cations of amine oxides with anionic group such as alkyl aryl sulfonates, and mid-chain branched derivatives of alkyl sulfates, alkyl alkoxy sulfates, and alkyl aryl sulfonates; use in treating hard and soft surfaces |
| 08/19/2010 | US20100206504 Sheet-like article and method for making the same |
| 08/19/2010 | DE10326738B4 Verfahren zur Einbringung von Stärke als Masseadditiv und beim Sprühen bei der Herstellung von Papier, Pappe und Karton Methods for incorporating starch as additive mass and while spraying in the manufacture of paper and cardboard |
| 08/19/2010 | DE102009000809A1 Vorhang-Auftragswerk Curtain coater |
| 08/18/2010 | EP1552058B1 Paper with improved stiffness and bulk and method for making same |
| 08/18/2010 | CN1752340B Anti-forge coating white cardboard and producing method thereof |
| 08/18/2010 | CN101806021A Method for surface treatment of cellulose paper scroll |
| 08/18/2010 | CN101806012A Manufacture method of cigarette paper containing rhodiola roots |
| 08/11/2010 | CN101798782A Precise adjustable pitch device for spreading machine |
| 08/11/2010 | CN101798779A Flame-retardant safe cigarette tipping base paper and preparation method thereof |
| 08/11/2010 | CN101798774A Carbon fiber paper and preparation method thereof |
| 08/11/2010 | CN101040083B Process for producing a paper or board and a paper or board produced according to the process |
| 08/10/2010 | CA2455980C Amphoteric polymer resins that increase the rate of sizing development |
| 08/05/2010 | US20100193148 Quaternary Vinylamine-Containing Polymers as Additives in Papermaking |
| 08/05/2010 | US20100193147 Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio |
| 08/05/2010 | DE202010006710U1 Anordnung zur Herstellung eines Barriereprodukts Arrangement for producing a barrier product |
| 08/05/2010 | DE102009006715A1 Ausschussaufbereitung Rejects treatment |
| 08/04/2010 | CN101792985A Powder sprinkling device |
| 08/04/2010 | CN101792984A Dyeing method of Chinese cypress base paper |
| 08/03/2010 | US7767059 Flushable paper product comprising fibrous substrate having at least one strength region comprising a reacted cationic or reacted nonionic strength agent and at least one dispersibility region; toilet paper; wet strength of at least five percent of dry strength; high wet strength and high dispersibility |