| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 06/05/2013 | CN202969155U Positive and negative coating sizing machine |
| 06/05/2013 | CN202969154U Production system of trace coated paper |
| 06/05/2013 | CN202969153U Impregnation device |
| 06/05/2013 | CN202969152U Production device of blade coated paper |
| 06/05/2013 | CN103140628A Method for operating a device for directly or indirectly applying liquid or paste-like application medium and device |
| 06/05/2013 | CN103140627A Device for directly or indirectly applying a liquid to pasty application medium and method for the operation of said type of device |
| 06/05/2013 | CN103126052A Device and method for producing tobacco sheets |
| 06/05/2013 | CN101375002B Method for applying one or more layers to a paper substrate |
| 06/04/2013 | US8454798 Paper making processes and system using enzyme and cationic coagulant combination |
| 06/04/2013 | US8454797 Process for inkjet paper and paper produced thereby |
| 05/30/2013 | WO2013077656A1 Resin composition for high barrier paper-coating |
| 05/30/2013 | WO2013076849A1 Head for coater |
| 05/30/2013 | WO2012113355A4 Gravure press and method for producing cigarette paper having fire-retardant bands |
| 05/29/2013 | EP2596171A1 Curtain applicator |
| 05/29/2013 | CN202954260U Steel wire roller of improved membrane transfer sizing machine |
| 05/23/2013 | WO2013072564A1 A paper product and method and a system for manufacturing furnish |
| 05/23/2013 | US20130126115 Wet-End Manufacturing Process for Bitumen-Impregnated Fiberboard |
| 05/23/2013 | CA2853869A1 A paper product and a method and a system for manufacturing furnish |
| 05/22/2013 | CN202945506U Paperboard processing device with humidifying function |
| 05/22/2013 | CN202945505U Humidifying device |
| 05/22/2013 | CN103114499A Sizing machine with medicine collecting buckets |
| 05/22/2013 | CN103114497A Reel China paper for replication of artwork and producing process thereof |
| 05/22/2013 | CN102174785B Alteration resistant paper and preparation method thereof |
| 05/22/2013 | CN101397766B 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 |
| 05/21/2013 | US8444811 Applying thermoplastic to moving creping surface, then pressing surface |
| 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 | CN202936668U Chemical feeding device controlled by disperse system |
| 05/15/2013 | CN202936667U Processing apparatus for silicone oil cleaning paper |
| 05/15/2013 | CN103109018A Method for producing a coated multilayer fibrous web |
| 05/15/2013 | CN103103879A Security paper and manufacture method thereof |
| 05/15/2013 | CN102496448B Coil hard-paper cylinder stabilized oil-immersion treatment device |
| 05/14/2013 | CA2514742C Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio |
| 05/10/2013 | WO2013064501A1 A coating composition, a method for coating a substrate, a coated substrate, a packaging material and a liquid package |
| 05/10/2013 | WO2013064500A1 A coating composition, a method for coating a substrate, a coated substrate, a packaging material and a liquid package |
| 05/10/2013 | WO2012113356A4 Manufacturing device and preparation method for cigarette paper having flame-retarding stripes |
| 05/10/2013 | CA2850269A1 A coating composition, a method for coating a substrate, a coated substrate, a packaging material and a liquid package |
| 05/10/2013 | CA2850267A1 A coating composition, a method for coating a substrate, a coated substrate, a packaging material and a liquid package |
| 05/09/2013 | US20130112360 Process for manufacturing paper or board |
| 05/08/2013 | CN202925381U Paperboard gluing machine |
| 05/08/2013 | CN103088696A Method and device for coating fibrous web |
| 05/08/2013 | CN103088693A Bamboo fiber paper and its making method |
| 05/07/2013 | US8435382 High solids glyoxalated polyacrylamide |
| 05/07/2013 | US8435345 Internally curing cement based materials |
| 05/07/2013 | CA2539532C Phosphoric acid quenched creping adhesive |
| 05/02/2013 | WO2013061147A1 Method for modifying the physical and/or chemical characteristics of a fibrous band and apparatus for carrying out the method |
| 05/02/2013 | DE102011085274A1 Producing surface-paper web, preferably copy- or offset paper web, comprises applying starch and pigment particles on paper web, where paper web is formed from fibrous mixture of de-inked waste paper and mechanical pulp |
| 05/01/2013 | CN202913308U Glassine paper coating head device |
| 05/01/2013 | CN202913307U Water spray device for four-layer paperboard production |
| 05/01/2013 | CN202913306U Glassine paper two-side coating production equipment |
| 05/01/2013 | CN202913305U Glassine paper one-side coating production equipment |
| 05/01/2013 | CN103080421A Curtain applicator |
| 05/01/2013 | CN103074806A Medical digital paper photographic film and preparation method thereof |
| 04/25/2013 | US20130098572 Paper product having unique physical properties |
| 04/24/2013 | EP2583760A1 Df coater head |
| 04/24/2013 | CN103059635A Ratproofing material and manufacturing method thereof, and ratproofing method |
| 04/24/2013 | CN102425078B Rhodiola root-containing hand-rolling cigarette paper and its preparation method |
| 04/24/2013 | CN102425077B Chromatic cigarette paper containing rhodiola root and preparation method thereof |
| 04/23/2013 | US8425724 Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio |
| 04/23/2013 | US8425721 Method and apparatus for treating a fibrous web |
| 04/23/2013 | CA2690263C Spraying nozzle for rewet showers |
| 04/18/2013 | WO2013053041A1 Formulation of surface treatment for inkjet receiving media comprising aluminum sulfate |
| 04/18/2013 | CA2850967A1 Formulation of surface treatment for inkjet receiving media comprising aluminum sulfate |
| 04/17/2013 | CN202881766U Mixing coating machine |
| 04/17/2013 | CN202881765U Coating device |
| 04/17/2013 | CN202881764U Scraper for production of colorful printing paper |
| 04/17/2013 | CN103046437A Rubber roller system and coating device |
| 04/17/2013 | CN103046436A Back gum vacuum aluminized paper and manufacturing method thereof |
| 04/17/2013 | CN102226324B 生产纸张的方法 Method for production of paper |
| 04/17/2013 | CN101851873B Manufacturing method of environment-friendly copying paper |
| 04/11/2013 | WO2013050821A1 A size press apparatus |
| 04/11/2013 | DE102011115133A1 Verfahren und Vorrichtung zum Herstellen eines blattförmigen Substrates Method and device for manufacturing a sheet-shaped substrate |
| 04/10/2013 | EP2576900A1 Method for producing a coated multilayer fibrous web |
| 04/10/2013 | EP2576082A1 Method and apparatus for controlling a coating head, and a coating head |
| 04/10/2013 | CN103038419A Method of increasing filler content in papermakinG |
| 04/10/2013 | CN103031777A Making method of color card paper |
| 04/04/2013 | US20130081771 Paper and methods of making paper |
| 04/04/2013 | DE112004001664B4 Papier- / Kartonbahnstreichvorrichtung Paper / board web coater |
| 04/04/2013 | DE102008060749B4 Florstreichmaschine und Verfahren zur Regulierung der Applikationsbreite der Florstreichmaschine Curtain coater and method for regulating the application width of the curtain coater |
| 04/04/2013 | CA2850443A1 Paper and methods of making paper |
| 04/03/2013 | CN202849873U Paper carrying string transmission device of surface sizing machine |
| 04/03/2013 | CN103025958A Process for producing a fibrous web, in particular a paper or board web |
| 04/03/2013 | CN103015269A Paper compounding connecting line humidification process |
| 04/03/2013 | CN103015268A Polyester asphalt felt base papermaking equipment |
| 04/03/2013 | CN103015267A Application method of papermaking softening agent |
| 03/28/2013 | WO2013043780A1 Fluorometric method for monitoring surface additives in a papermaking process |
| 03/28/2013 | WO2013041989A2 High bulk rolled tissue products |
| 03/28/2013 | DE112004001099B4 Vorhangstreicheinheit einer Papier-/Kartonmaschine Curtain coater a paper / board machine |
| 03/28/2013 | DE102008050899B4 Vorrichtung zum Befeuchten von flexiblem Flachmaterial Humidifying device of flexible sheet material |
| 03/28/2013 | CA2842716A1 Fluorometric method for monitoring surface additives in a papermaking process |
| 03/27/2013 | CN202830641U Gluing device for release paper coating equipment |
| 03/27/2013 | CN202830640U Applicator roll |
| 03/27/2013 | CN202830639U High strength roll |
| 03/27/2013 | CN202830638U Corrugated paperboard adsorption glue applicator |
| 03/27/2013 | CN202830637U Paper receiving device for release paper coating equipment |
| 03/27/2013 | CN202830636U Limiting device for coating machine |
| 03/27/2013 | CN103002977A Process and apparatus for addition of a chemical to a process stream |
| 03/27/2013 | CN102995500A Activated carbon filter paper and preparation method thereof |
| 03/27/2013 | CN102995490A Production process of household paper |
| 03/27/2013 | CN102425076B Cigarette paper containing rhodiola root and preparation method thereof |