| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 04/08/2009 | CN101403207A Production method of abrasion-proof decorating paper |
| 04/02/2009 | DE112007001033T5 Verfahren und Vorrichtung für die Oberflächenbehandlung von Papier / Karton Method and apparatus for surface treatment of paper / board |
| 04/02/2009 | DE102007000801A1 Device for applying liquid to pasty coating medium e.g. paint in the form of freely falling curtain on paper, cardboard or fibrous material web, comprises application head comprising medium-containing chamber, supply gap and outlet opening |
| 04/02/2009 | DE102007000782A1 Device for applying two layers of curtain application medium on moving paper-, cardboard- or other fibrous web, comprises two applicator nozzles for the medium in gravitational direction, and inclined slide plate arranged below the nozzles |
| 04/02/2009 | DE102007000781A1 Curtain applicator for applying two layers of application medium on a moving paper-, cardboard- or other fibrous-material web, comprises two parallel application nozzles for delivering the layer of application medium, and a sliding plate |
| 04/02/2009 | DE102007000780A1 Verfahren zum Beschichten einer laufenden Papier-, Karton- oder anderen Faserstoffbahn A method of coating a moving paper, board or other fibrous web |
| 04/02/2009 | DE102007000779A1 Device for applying a liquid to pasty application medium onto a machine for the production and/or conversion of moving paper-, cardboard- or other fibrous-material web, comprises curtain application nozzles, and a sliding plate |
| 04/02/2009 | DE102007000778A1 Auftragsvorrichtung und Verfahren zum Betreiben einer Auftragsvorrichtung Application apparatus and method of operating a coating device |
| 04/02/2009 | DE102007000777A1 Device for applying liquid to pasty coating medium e.g. paint in form of freely falling curtain onto a machine for producing and/or converting moving paper-, cardboard- or other fibrous-material web, comprises curtain application nozzle |
| 04/02/2009 | DE102007000776A1 Device for applying single-layer or multi-layer curtains with a liquid to pasty application medium on a moving paper-, cardboard- or other fibrous-material web, comprises an application unit, and a deflecting plate and/or collecting groove |
| 04/02/2009 | DE102007000775A1 Device for double layered coating of liquid to pasty coating medium on paper, cardboard or other fiber material web moving in running direction, comprises two curtain coating nozzles arranged above the fiber material web |
| 04/02/2009 | DE102007000770A1 Reducing the adhesion of paper, cardboard, tissue or other fibrous material web at smooth contact area in press portion for dewatering the material web, by spraying adhesion-reducing liquid on the side of the web pointing the contact area |
| 04/01/2009 | EP2042647A2 Fiber and fiber sheet carrying solid particles |
| 04/01/2009 | EP1931827B1 Method for producing a sheet of fibrous material comprising localized portions of fibrous material |
| 04/01/2009 | CN101400854A Papermaking method and papermaking machine |
| 04/01/2009 | CN101397766A Method for producing aqueous suspensions of fine particulate fillers and use thereof for producing papers having a high filler content and a high dry strength |
| 03/25/2009 | EP2038478A2 Method for finishing paper and paper products |
| 03/25/2009 | CN101392476A Method for coating rice paper and tiffany in digital micro jet high simulation replication Chinese painting and calligraphy |
| 03/25/2009 | CN101391191A Coating chemical computation addition device |
| 03/19/2009 | US20090071617 Methods for improving the tear strength of mats |
| 03/19/2009 | US20090071396 System for production-line printing on wet web material |
| 03/19/2009 | DE102007000722A1 Degassing of liquid to pasty media e.g. coating paint for coating moving paper, cardboard or other fibrous web, comprises supplying the medium into container placed under vacuum, and degassing and filtering impurities in the medium |
| 03/18/2009 | EP2037041A1 Filler for papermaking process |
| 03/18/2009 | EP2035624A2 Formulations for high speed print processing |
| 03/17/2009 | US7504000 Method for producing a sheet of paper comprising calcite |
| 03/17/2009 | CA2472805C A coater apparatus |
| 03/12/2009 | WO2009032121A1 Compositions and methods for enhancing paper product degradation |
| 03/12/2009 | WO2009031117A1 Method for converting a multi-ply paper product |
| 03/12/2009 | DE202009000562U1 Streichmesser Doctor blade |
| 03/12/2009 | DE102007000709A1 Device for degassing a fluid or pasty medium such as coating color for coating of paper web or cardboard, comprises low pressure chambers connected to each other in which a low pressure is generatable, and inlet and outlet arrangements |
| 03/12/2009 | DE102007000708A1 Device for degassing fluid/pasty medium such as coating color for coating paper web/cardboard, comprises low pressure chamber in which low pressure is generatable, and inlet arrangement, which guides the medium in the low pressure chamber |
| 03/12/2009 | DE102007000706A1 Device for degassing fluid/pasty medium such as coating color for coating paper web/cardboard, comprises low pressure chamber in which low pressure is generatable, and inlet arrangement, which guides the medium in the low pressure chamber |
| 03/12/2009 | DE102007000705A1 Vorrichtung und Verfahren zum Entgasen eines flüssigen oder pastösen Mediums Device and method for degassing a liquid or pasty medium |
| 03/12/2009 | CA2698648A1 Method for converting a multi-ply paper product |
| 03/11/2009 | EP2032760A1 Apparatus for coating a moving paper, cardboard or other fibrous-material web |
| 03/11/2009 | EP0972110B2 Method for producing high dry-strength paper, pulpboard and cardboard |
| 03/05/2009 | US20090056897 measuring rate of deposition of materials from aqueous medium onto quartz crystal microbalance having top side contacting aqueous medium coated with layer containing non-swelling epoxy resin or silicone, and second, bottom side is isolated therefrom |
| 03/05/2009 | US20090056895 Method and a Device for Feeding Pulp from a Dewatering Unit |
| 03/05/2009 | US20090056891 Array of paper towel products |
| 03/05/2009 | US20090056888 Process for loading a fibrous slurry with filler |
| 03/04/2009 | EP2029810A1 Layered sheet with fringed edges and printable by ink jet and its method of manufacture |
| 03/04/2009 | CN101377068A Production process of non-carbon carbon paper CB paper for aqueous ink jet printing bar code symbol |
| 02/26/2009 | US20090050282 Process for the manufacture of paper and board, corresponding novel retention and drainage aids, and paper and board thus obtained |
| 02/26/2009 | DE202008016817U1 Beschichtungsvorrichtung Coater |
| 02/26/2009 | DE202008015982U1 Vorrichtung zum Auftragen von flüssigem oder pastösem Aufnahmemedium auf eine laufende Materialbahn Device for applying liquid or pasty recording medium to a moving material web |
| 02/25/2009 | EP2027337A1 Device and method relating to fibre moulding |
| 02/25/2009 | CN101375002A Method for applying one or more layers to a paper substrate |
| 02/19/2009 | WO2009000656A3 Method and device for producing an at least essentially wood-free coated paper web |
| 02/18/2009 | EP2024564A1 Sizing of paper |
| 02/18/2009 | EP1356161B8 Foam treatment of tissue products |
| 02/17/2009 | US7491294 Compositions for reducing paper linting and dusting |
| 02/12/2009 | DE102007038091A1 Konstantteil 2 Constant Part 2 |
| 02/12/2009 | DE102007038090A1 Konstantteil IV Constant Part IV |
| 02/12/2009 | DE102007038089A1 Konstantteil Constant part |
| 02/12/2009 | DE102007038088A1 Konstantteil 3 Constant part 3 |
| 02/11/2009 | EP1483448B1 Transferring of powdery particles onto a web |
| 02/10/2009 | US7488402 Process for production of paper |
| 02/05/2009 | WO2009015935A1 Device for manufacturing and/or treating a web of material |
| 02/05/2009 | DE102007036420A1 Vorrichtung zur Herstellung und/oder Behandlung einer Materialbahn An apparatus for producing and / or treating a material web |
| 02/04/2009 | EP2020458A1 Production method of enamel paper |
| 02/04/2009 | CN101358437A Method for producing aqueous suspensions of fine particulate fillers and use thereof for producing papers having a high filler content and a high dry strength |
| 02/03/2009 | CA2450235C Aqueous composition |
| 01/29/2009 | WO2009013259A1 Application apparatus |
| 01/29/2009 | DE112007000755T5 Verfahren und Anlage zum Herstellen von gestrichenem Papier oder Karton Method and apparatus for producing coated paper or paperboard |
| 01/29/2009 | DE102007034838A1 Auftragsvorrichtung Application device |
| 01/28/2009 | CN101356314A Improved cellulose articles containing an additive composition |
| 01/28/2009 | CN101356015A Method for processing and supplying a coating colour used for coating a fibrous web to a coating device |
| 01/28/2009 | CN101353876A Paper surface electrostatic painting process and special high pressure electrostatic painting system therefor |
| 01/22/2009 | WO2009012076A1 Method and arrangement for feeding chemicals into a papermaking process |
| 01/22/2009 | WO2009009821A1 A method for treating a paper product |
| 01/22/2009 | US20090020249 Coating compositions comprising alkyl ketene dimers and alkyl succinic anhydrides for use in paper making |
| 01/22/2009 | US20090020247 Paper with improved stiffness and bulk and method for making same |
| 01/22/2009 | US20090020244 Impregnation vessel with convergence side relief and method for heat injection at convergence |
| 01/22/2009 | DE102007033937A1 Coating of both web sides of continuous fibrous web made of paper/cardboard with liquid to pasty medium, comprises coating the fibrous web on the web side such as lower surface using curtain applicator for the formation of lower coat |
| 01/22/2009 | CA2693479A1 Method and arrangement for feeding chemicals into a papermaking process |
| 01/22/2009 | CA2692694A1 A method for treating a paper product |
| 01/21/2009 | CN101351253A Method and apparatus for degassing coating material |
| 01/15/2009 | US20090014141 Papers for liquid electrophotographic printing and method for making same |
| 01/15/2009 | US20090014140 Paper Making Compositions and Processes Using Protein Particulate, Colloidal Pigment, and Latex Polymer Combinations |
| 01/15/2009 | DE112006003799T5 Berührungslose Streicheinrichtung und damit ausgerüstete Papierherstellungsmaschine Non-contact coating device and thus equipped papermaking machine |
| 01/14/2009 | EP1497042B1 Die lip for strip coating |
| 01/14/2009 | CN101343847A Starching mechanism for corrugated paper glue spreader |
| 01/14/2009 | CN100451829C Process for making multilayer coated paper or paperboard |
| 01/08/2009 | WO2009006262A1 Use of cyclodextrins for odor control in papermaking sludges, and deodorized sludge and products |
| 01/08/2009 | WO2005078191A3 Method for surface treating corrugated base papers in order to increase strenght |
| 01/08/2009 | US20090008051 Wet strength enhancers for paper |
| 01/08/2009 | US20090008050 Methods for producing wet-spun non-woven fabrics |
| 01/08/2009 | DE202008013874U1 Vorrichtung zum Auftragen von flüssigem oder pastösem Aufnahmemedium auf eine laufende Materialbahn Device for applying liquid or pasty recording medium to a moving material web |
| 01/08/2009 | DE102007029646A1 Auftragsverfahren sowie Vorhangauftragswerk Application method and curtain applicator |
| 01/08/2009 | CA2692413A1 Use of cyclodextrins for odor control in papermaking sludges, and deodorized sludge and products |
| 01/07/2009 | EP1100751B2 Preparation of anionic nanocomposites and their use as retention and drainage aids in papermaking |
| 01/07/2009 | CN101341290A Paper machine with one or a plurality of valve devices |
| 01/07/2009 | CN101338531A Method for producing coated kraft card board by home-made paper machine |
| 01/07/2009 | CN100449057C Composite modifying formed paper for filter-tip of cigarette and preparation method thereof |
| 01/06/2009 | US7473333 Process for making coated paper or paperboard |
| 12/31/2008 | WO2009000768A1 Ink-jet-printable decorative paper |
| 12/31/2008 | WO2009000715A1 Application method and curtain applicator unit |
| 12/31/2008 | WO2009000656A2 Method and device for producing an at least essentially wood-free coated paper web |
| 12/31/2008 | WO2008137400A3 Materials having a textured surface and methods for producing same |
| 12/31/2008 | CN101336323A Method for supplying a chemical or chemical compound in a fibrous web machine and an apparatus for implementing the method |