| Patents for D21H 25 - After-treatment of paper not provided for in groups (4,291) |
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| 09/11/2013 | CN103290728A Arrangement for treating a fiber web |
| 09/04/2013 | EP2633121A1 Paper enhancement treatment with decreased calcium chloride |
| 09/04/2013 | EP2632609A1 Surface treatment method for a security document and corresponding document and machine |
| 09/04/2013 | CN103276627A Multifunctional nano compound treating fluid for protecting paper cultural relics and preparation method thereof |
| 09/03/2013 | US8524040 Method of making a belt-creped absorbent cellulosic sheet |
| 08/28/2013 | CN203160057U Package paper treatment device |
| 08/28/2013 | CN103266537A Paper protection method for sealing, protecting and reinforcing through high voltage electrostatic spinning film coating |
| 08/28/2013 | CN102304875B Production method of removable self-stick note and product |
| 08/22/2013 | US20130213266 Aqueous Glyoxyl-Based Insolubilizer Composition For The Surface Treatment Of Paper And Cardboard |
| 08/21/2013 | CN203144835U Device for utilizing laser method to remove ink marks of paper |
| 08/21/2013 | CN203142260U Photographing platform press paper stretching mechanism |
| 08/21/2013 | CN103255681A Cigarette paper with lattice fringes and production method thereof |
| 08/14/2013 | EP2626464A1 Composition for paper deacidification, process to obtain it and method for its application |
| 08/14/2013 | CN203128943U Curing chamber thermal insulation device |
| 08/14/2013 | CN203128942U Infrared heating device applied to corrugated paper |
| 08/14/2013 | CN103243608A Manufacturing technique for novel wallpaper |
| 08/13/2013 | CA2563593C Paper tissue with high lotion transferability |
| 08/13/2013 | CA2563539C Fibrous structures comprising a surface treating composition and a lotion composition |
| 08/07/2013 | CN103237941A Flame treatment of a substrate |
| 08/07/2013 | CN103231622A Paper pressing stretching mechanism for photographing platform |
| 07/31/2013 | CN103222477A Silver ion inorganic antiseptic and melamine resin and impregnated paper prepared by same |
| 07/25/2013 | US20130186581 Fabric-Creped Absorbent Cellulosic Sheet Having A Variable Local Basis Weight |
| 07/24/2013 | CN103215857A Antistatic wallpaper processing equipment |
| 07/18/2013 | WO2013016377A4 Belt-creped, variable local basis weight multi-ply sheet with cellulose microfiber prepared with perforated polymeric belt |
| 07/17/2013 | CN103205911A Rolling stamping flattener for aluminum-plating paper |
| 07/10/2013 | CN203049371U Multifunctional protective equipment of paper historical relics |
| 07/03/2013 | EP2610051A2 Fabric-creped absorbent cellulosic sheet |
| 07/03/2013 | EP2609253A1 Papermaking additives for roll release improvement |
| 07/03/2013 | CN103184715A Method and equipment for humidifying filter paper |
| 07/03/2013 | CN103184713A Carbonless copy paper coating machine |
| 06/27/2013 | WO2013091105A1 Method and apparatus for manufacturing lignocellulosic materials with improved properties |
| 06/27/2013 | DE102011122012A1 Imprägnierte Schleifrohpapiere und daraus hergestellte Schleifpapiere Impregnated abrasive raw papers and derived abrasive papers |
| 06/26/2013 | EP2607549A1 Method of making a fabric-creped absorbent cellulosic sheet |
| 06/26/2013 | CN203021870U Impregnation coloring embossing machine |
| 06/20/2013 | WO2013090684A1 Method of deacidifying cellulose based materials |
| 06/20/2013 | US20130158250 Method of deacidifying cellulose based materials |
| 06/19/2013 | EP2603636A1 A method for the surface treatment of paper or board and a paper or board produced according to the method |
| 06/19/2013 | CN203007721U Constant pressure steam supply system for paperboard production line |
| 06/19/2013 | CN101484631B Method for improving the quality of a fibrous pulp |
| 06/12/2013 | CN103147353A Ultrasound-assisted method for deacidification of paper |
| 06/06/2013 | WO2013080022A1 Multifunction apparatus for processing webs of fibrous and/or pliable material |
| 06/05/2013 | CN103132392A Curing chamber thermal insulation device |
| 06/05/2013 | CN103132391A Curing chamber |
| 06/05/2013 | CN103132390A Method of using irradiation technology to improve performance of rice paper |
| 06/05/2013 | CN101375002B Method for applying one or more layers to a paper substrate |
| 05/30/2013 | WO2012113355A4 Gravure press and method for producing cigarette paper having fire-retardant bands |
| 05/29/2013 | CN103124817A Method for producing crepe paper that is smooth on one side |
| 05/22/2013 | CN103114500A Silk screen for reinforcing paper |
| 05/21/2013 | CA2552407C A method for producing identification marks on paper or board and a marked material made with the method |
| 05/16/2013 | WO2013069869A1 Device of processing low ignition propensity cigarette paper and device of manufacturing low ignition propensity cigarette paper including the same |
| 05/16/2013 | DE112011102502T5 Anordnung, Vorrichtung und Verfahren zur Ermittlung eines Klingendrucks Arrangement, apparatus and method for determining a blade pressure |
| 05/15/2013 | CN103103880A Device for removing ink on paper with laser and implementation method thereof |
| 05/10/2013 | WO2013016377A3 Belt-creped, variable local basis weight multi-ply sheet with cellulose microfiber prepared with perforated polymeric belt |
| 05/08/2013 | EP2588668A2 Method for producing crepe paper that is smooth on one side |
| 05/07/2013 | US8435381 Absorbent fabric-creped cellulosic web for tissue and towel products |
| 05/07/2013 | US8435345 Internally curing cement based materials |
| 05/01/2013 | CN202913310U Glassine paper rewetting device |
| 05/01/2013 | CN202913309U Corrugated paper manufacturing equipment using optical radiation for heating |
| 04/25/2013 | WO2013059055A1 Method for early warning chatter detection and asset protection management |
| 04/25/2013 | CA2843181A1 Method for early warning chatter detection and asset protection management |
| 04/24/2013 | CN103069075A Papermaking additives for roll release improvement |
| 04/24/2013 | CN101899801B Apparatus for recycling paper by directly deinking |
| 04/17/2013 | CN202881767U Paperboard humidifying device |
| 04/16/2013 | US8418645 Doctor device |
| 04/11/2013 | WO2013050821A1 A size press apparatus |
| 04/11/2013 | WO2013050810A1 Method for forming a web of transversely compacted fibrous material with voluminosity and extensibility increase, and apparatus for implementing the method |
| 04/10/2013 | CN202865685U Paper document pulp repairing machine |
| 04/10/2013 | CN202865684U Mobile paper airing rack |
| 04/09/2013 | CA2428583C Procedure for imprinting a filigree pattern on sheet of paper |
| 04/04/2013 | WO2013047863A1 Method for producing non-woven fabric |
| 04/03/2013 | EP2574649A2 Tape comprising recycled paper |
| 03/27/2013 | EP2573264A1 Device for a scraper and scraper assembly with such a device |
| 03/27/2013 | CN202830643U Paper repairing device |
| 03/27/2013 | CN202830642U Cooling device for release paper coating equipment |
| 03/27/2013 | CN102995490A Production process of household paper |
| 03/20/2013 | CN202809388U Corrugated board drying device |
| 03/13/2013 | CN202786969U Single-sided spreading device |
| 03/13/2013 | CN102268842B Method for deacidifying paper by using soluble tetraborate as paper deacidifying agent |
| 03/13/2013 | CN101581060B Cigarette packaging material and cigarettes |
| 03/07/2013 | WO2013030784A1 Data medium intended for printing on liquid toner presses |
| 03/07/2013 | DE102011007321B4 Rakelhalter Blade holder |
| 03/06/2013 | CN202766920U Device for producing Chinese art paper with grains |
| 03/06/2013 | CN202766919U Device for removing surface sizing liquid adhered to two sides of paper web during paper or paperboard surface sizing |
| 03/06/2013 | CN202766917U Laminating device |
| 03/06/2013 | CN102953293A Combined dyeing process of regenerative lined box paperboards |
| 03/05/2013 | US8388804 Method of making a fabric-creped absorbent cellulosic sheet |
| 03/05/2013 | US8388803 Method of making a fabric-creped absorbent cellulosic sheet |
| 02/28/2013 | WO2013027103A1 Process for providing a surface with a barrier and a substrate being produced according to the process |
| 02/21/2013 | DE10392840B4 Vorrichtung zum Dämpfen von Schwingungen eines Rakelbalkens einer Beschichtungsstation A device for damping vibrations of a blade beam of a coating station |
| 02/21/2013 | DE102004022416B4 Verfahren und Vorrichtung zum Behandeln einer Bahn aus Papier oder Karton Method and apparatus for treating a web of paper or cardboard |
| 02/21/2013 | DE10195585B3 Vorrichtung und Verfahren zur Steuerung des Verwerfens von Papier oder Pappe Apparatus and method for controlling the warping of paper or paperboard |
| 02/21/2013 | DE10084391B3 Rakelbett und Rakel in einer Rollrakelstreichvorrichtung Doctor bed and squeegee at a roller blade coater |
| 02/21/2013 | DE10084320B3 Verfahren zum Steuern der Feuchtigkeit einer Papier- oder Kartonbahn in einer Beschichtungsanlage A method for controlling the moisture of a paper or board web in a coating unit |
| 02/20/2013 | CN202744896U Steam humidifying device for corrugating machine |
| 02/13/2013 | CN202730538U Ultraviolet light curing device |
| 02/13/2013 | CN101260212B 阳离子型聚合物胶乳 Cationic polymer latex |
| 02/07/2013 | WO2013017508A1 Paper structures impregnated with polyurea, and a process for production thereof |
| 02/07/2013 | US20130032445 Wet friction member and its manufacturing method |
| 02/07/2013 | DE10232550C5 Vorrichtung und Verfahren zum Imprägnieren einer Papier- oder Kartonbahn Apparatus and method for impregnating a paper or board web |
| 02/06/2013 | EP2553171A2 Method and device for applying at least one layer of an application medium to the surface of a traveling paper, board or other fibrous web |