| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 05/30/2012 | CN102482850A 提高纸和纸板制品的强度 Improve the strength of paper and paperboard products |
| 05/30/2012 | CN102002888B Cellulose paper capable of reducing benzo(a)pyrene content of smoke of cigarettes, preparation method thereof and use thereof |
| 05/30/2012 | CN101967766B Production device of anti-counterfeiting paper |
| 05/30/2012 | CN101838449B Poly lactic acid foaming composition |
| 05/30/2012 | CN101289825B Method for preparing fibre humidity-controlling board and apparatus |
| 05/29/2012 | CA2502102C Coating compositions comprising alkyl ketene dimers and alkyl succinic anhydrides for use in paper making |
| 05/24/2012 | WO2012067615A1 Surface sizing composition for print media in digital printing |
| 05/24/2012 | US20120125231 Coating Formulation |
| 05/24/2012 | DE102010061723A1 Device useful for treating moving paper, cardboard or other fibrous web in fibrous web producing machine, comprises providing curtain applicator for producing single or multilayered application layer, and contactless dryer for pre-drying |
| 05/24/2012 | DE102010052044A1 Verfahren und Anlage zum Imprägnieren und Trocknen einer durchlaufenden Papierbahn Method and apparatus for impregnation and drying a continuous paper web |
| 05/24/2012 | DE102010044030A1 Curtain applicator useful for coating continuous paper-, cardboard- or other fibrous web with a liquid-to-pasty coating medium, comprises functional units containing curtain applicator head, and collecting tray for collecting coating medium |
| 05/23/2012 | EP1563141B1 Process for coating a web with a coating powder |
| 05/23/2012 | CN202227199U Coating mechanism suitable for rich mineral paper |
| 05/23/2012 | CN102472012A 用于造纸的方法和设备 Method and apparatus for papermaking |
| 05/23/2012 | CN102061642B Method for improving intensity of corrugated medium paper and paperboard by using pulping waste liquor of high-yield pulp |
| 05/23/2012 | CN101792985B Powder sprinkling device |
| 05/23/2012 | CN101429738B Device for producing material web |
| 05/18/2012 | WO2012063188A2 Sealed metered coating apparatus |
| 05/16/2012 | EP2452170A1 Fiber optic sensor utilizing broadband sources |
| 05/16/2012 | EP1851381B1 A curtain coating method and a device for applying the same |
| 05/16/2012 | CN102454134A Bond paper and production method thereof |
| 05/15/2012 | CA2521111C Aqueous compositions and their use in the manufacture of paper and paperboard |
| 05/10/2012 | WO2012059635A2 Method and apparatus for surface sizing a fibrous web |
| 05/10/2012 | US20120115385 Asphalt emulsions, products made from asphalt emulsions, and processes for making fibrous mats from asphalt emulsions |
| 05/10/2012 | US20120111516 Method and Apparatus for Treating a Fibrous Web |
| 05/09/2012 | CN202213281U Compound machine with back coating function |
| 05/09/2012 | CN102444051A Corrugated board slurry coating machine |
| 05/09/2012 | CN102444050A Applying method of additives in paper sheet and implementation device |
| 05/09/2012 | CN101705641B Production method of wear-resistant decorative paper |
| 05/08/2012 | US8173240 Decorative paper with sprinkled corundum, coated with an adhesive |
| 05/08/2012 | CA2461629C Paper additive composition and method for producing paper using the same |
| 05/03/2012 | WO2012057790A1 Paper enhancement treatment with decreased calcium chloride |
| 05/03/2012 | WO2012056568A1 Inspection system for coated paper |
| 05/03/2012 | US20120103546 Apparatus, system and method for emulsifying oil and water |
| 05/03/2012 | DE102011085307A1 Anlage und Verfahren zum Behandeln einer Faserbahn System and method for treating a fibrous web |
| 05/02/2012 | EP2445710A1 Seed crystal coating for gypsum wallboard facing |
| 05/02/2012 | EP1456472B2 A method of making a paper product comprising a polyvinylamine polymer |
| 05/02/2012 | CN202208864U Gluing and drying machine for mica paper |
| 05/02/2012 | CN202208863U Quick cross-linking coater |
| 05/02/2012 | CN102433796A High-filler paper and production method thereof |
| 04/26/2012 | WO2012052371A1 Mixture of chemicals |
| 04/26/2012 | WO2012052361A1 Method for operating an application-medium supply system, and apparatus for applying liquid to pasty application media |
| 04/26/2012 | WO2012052350A1 Method for operating an application apparatus for applying liquid to pasty application media in the form of at least one free-falling curtain, and application apparatus |
| 04/25/2012 | EP1488040B1 Paper and materials and processes for its production |
| 04/25/2012 | CN202202208U 一种上胶纸刮胶装置 Squeegee device on a tape |
| 04/25/2012 | CN1898439B 用于造纸方法的填料 Fillers for papermaking process |
| 04/25/2012 | CN102425078A Rhodiola root-containing hand-rolling cigarette paper and its preparation method |
| 04/25/2012 | CN102425077A 含有红景天的彩色卷烟纸及其制备方法 Colored cigarette papers and preparation method contains Rhodiola |
| 04/25/2012 | CN102425076A 含有红景天的卷烟纸及其制备方法 Rhodiola cigarette paper containing its preparation method |
| 04/25/2012 | CN101949106B 一种降低卷烟烟气中氢氰酸含量的纤维素纸、制备方法及其应用 A method for reducing cigarette smoke hydrocyanic acid content of cellulose paper, preparation method and its application |
| 04/25/2012 | CN101649585B 一种纸张的防伪变色线制作方法 A sheet of counterfeit color line production methods |
| 04/25/2012 | CN101180437B 具有吸收性芯层的多层纸巾 The absorbent core layer having a multilayer paper towels |
| 04/24/2012 | US8163133 comprises cellulose reactive sizing agent (ketene dimers and multimers; acrylic acid-styrene copolymers), cellulose non-reactive sizing agent, and emulsifier (oxyalkylene phosphate and sulfate esters); for internal sizing or surface sizing in the production of paper |
| 04/20/2012 | DE212010000109U1 Schabervorrichtung für eine Faserbahnmaschine und Schaberanordnung in einer Faserbahnmaschine Scraper device for a fiber-web machine and scraper assembly in a fiber web machine |
| 04/19/2012 | US20120090798 Method of making paper |
| 04/19/2012 | DE102010042560A1 Verfahren zum Betreiben einer Auftragsvorrichtung zum Auftragen flüssiger bis pastöser Auftragsmedien in Form zumindest eines frei fallenden Vorhangs und Auftragsvorrichtung Method of operating a coating device for applying a liquid to pasty application media in the form of at least one free-falling curtain and applicator |
| 04/19/2012 | DE102010042559A1 Verfahren zum Betreiben eines Auftragsmedienversorgungssystems und Vorrichtung zum Auftragen flüssiger bis pastöser Auftragsmedien Method for operating an application media supply system and apparatus for applying liquid to pasty application media |
| 04/18/2012 | CN202194025U 一种矿棉板刮涂设备 Scratch one kind of mineral wool board equipment |
| 04/18/2012 | CN202194024U Crosshead shoe transmission device for glue spreading part of corrugated board glue spreading machine |
| 04/18/2012 | CN102421964A 用于将化学品进料至制浆工艺流的新方法和配置 The chemicals used to feed to the new method pulping process flow and configuration |
| 04/17/2012 | US8157965 Sheet forming machine |
| 04/17/2012 | US8157959 Board, a method of manufacturing the same and a container made from it |
| 04/11/2012 | EP2038478B1 Method for finishing paper and paper products |
| 04/11/2012 | EP1908878B1 Process for producing coated paper and coated paper |
| 04/11/2012 | EP1466050B1 Nozzle array |
| 04/11/2012 | EP1309758B1 A process for the production of paper |
| 04/11/2012 | EP1234072B1 Sanitary tissue products with improved flushability |
| 04/10/2012 | US8151805 Cigarette with the amount of sidestream smoke reduced |
| 04/05/2012 | WO2012041676A1 Device for directly or indirectly applying a liquid to pasty application medium and method for the operation of said type of device |
| 04/05/2012 | WO2012041673A1 Device for directly or indirectly applying a liquid to pasty application medium and method for operating said type of device |
| 04/05/2012 | WO2012041662A1 Method for operating a device for directly or indirectly applying liquid or paste-like application medium and device |
| 04/05/2012 | WO2011130503A3 Paper making processes and system using enzyme and cationic coagulant combination |
| 04/05/2012 | US20120080156 Cellulose-reinforced high mineral content products and methods of making the same |
| 04/05/2012 | DE102010041716A1 Vorrichtung zum direkten oder indirekten Auftrag von flüssigem bis pastösem Auftragsmedium und Verfahren zum Betreiben einer derartigen Vorrichtung Apparatus for the direct or indirect application of liquid to pasty application medium, and method of operating such a device |
| 04/05/2012 | DE102010041713A1 Vorrichtung zum direkten oder indirekten Auftrag von flüssigem bis pastösem Auftragsmedium und Verfahren zum Betreiben einer derartigen Vorrichtung Apparatus for the direct or indirect application of liquid to pasty application medium, and method of operating such a device |
| 04/05/2012 | DE102010041706A1 Verfahren zum Betreiben einer Vorrichtung zum direkten oder indirekten Auftrag von flüssigem oder pastösem Auftragsmedium und Vorrichtung A method for operating a device for directly or indirectly applying liquid or pasty application medium, and apparatus |
| 04/04/2012 | EP2435631A2 New method and arrangement for feeding chemicals into a pulp process stream |
| 04/04/2012 | CN102400416A 将防伪材料加入纸页的施放装置 The anti-counterfeiting materials join the cast sheet means |
| 04/04/2012 | CN102400415A Addition method of titanium dioxide in high-pressure printing decorative raw paper production |
| 04/04/2012 | CN101331272B 含有聚合物分散体的薄纸产品 Tissue paper product comprising the polymer dispersions |
| 03/29/2012 | US20120073774 Method for reducing deposits in the drying section in the manufacture of paper, paperboard, and cardboard |
| 03/29/2012 | DE102010041527A1 Regulating temperature of fluid streams in coating apparatus, preferably in plant for producing paper, tissue or cardboard web, comprises heating application medium in reservoir and maintaining temperature |
| 03/29/2012 | DE102010041505A1 Device for applying a liquid or pasty medium to a moving fibrous web such a paper, bank note paper, cardboard or packaging paper web on both sides, comprises a first application roller and a second application roller, and a feed device |
| 03/28/2012 | EP2432934A1 Improving the strength of paper and board products |
| 03/28/2012 | EP1707671B1 Method for producing fraud-proof value paper and value paper produced by said method |
| 03/28/2012 | CN202175890U 一种涂布机上的分切刀 Knifeholders a coating machine |
| 03/28/2012 | CN202175889U Curtain coating device for paper web or paperboard web |
| 03/28/2012 | CN202174798U 一种涂布装置 A coating apparatus |
| 03/28/2012 | CN102392391A Filling method adopting polyvinyl alcohol as filler adhesive among pieces of paper |
| 03/27/2012 | CA2552370C Method to manufacture metallized paper with curtain coating |
| 03/21/2012 | EP2429826A1 Laser and thermally writable surface coating for materials |
| 03/21/2012 | EP2066841B1 Method for producing a coated paper, paperboard or other fibrous web |
| 03/21/2012 | EP1518021B1 Anionic functional promoter and charge control agent |
| 03/21/2012 | CN1997794B A method and an arrangement at a paper machine |
| 03/21/2012 | CN102383339A Material belt device and coating machine |
| 03/21/2012 | CN102383338A Surface sizing composition and application thereof |
| 03/14/2012 | CN202164504U 纸板表面抗水处理装置 Cardboard surface anti-water treatment device |
| 03/14/2012 | CN101624800B Chemical treatment method for improving sulfite straw pulp alkyl ketene dimer sizing |
| 03/13/2012 | US8133356 Method of monitoring microbiological deposits |
| 03/13/2012 | US8133354 Acoustic ceiling tiles made with paper processing waste |