D21H 23 - Processes or apparatus for adding material to the pulp or to the paper

Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452)
12/2011
12/08/2011	DE102010029815A1 Method for one- or two-sides application of a liquid or pasty coating medium in form of a spray jet on a running surface, which is a paper-, cardboard- or other fibrous material web
12/08/2011	DE102010029615A1 Verfahren zur Herstellung einer gestrichenen, mehrlagigen Faserstoffbahn A process for preparing a coated multilayer fiber web
12/07/2011	CN202064234U 热敏纸在线涂布机 Thermal paper coating machine online
12/07/2011	CN101440588B 纺织用纸线原纸和制备工艺 Paper and paper line textile preparation
12/07/2011	CN101050603B 一种采用新原料的纸张及其制备方法 One kind of paper using new materials and its preparation method
12/06/2011	US8071667 Compositions comprising (poly) alpha olefins
12/06/2011	US8070914 Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio
12/01/2011	WO2011148031A1 Method and apparatus for controlling a coating head, and a coating head
12/01/2011	WO2011080626A3 Anti-viral tissue product with visual efficacy indicator
11/2011
11/30/2011	EP1244853B1 Apparatus for spreading treating mix on a moving paper - or carboard web
11/30/2011	CN202055111U 一种新型造纸助剂添加装置 Add a new paper chemicals unit
11/30/2011	CN202055105U 一种四叠网涂布牛卡纸生产设备 A four-fold mesh coated linerboard production equipment
11/30/2011	CN202055104U 生产涂布牛卡纸的三叠网成形设备 Triassic coated linerboard production network forming equipment
11/30/2011	CN202055103U 用于生产涂布白面牛卡纸的三叠网成形设备 For the production of coated white top linerboard Triassic network forming equipment
11/30/2011	CN202055102U 一种生产涂布白面牛卡纸的三叠网成形设备 A process for producing coated white top linerboard Triassic network forming equipment
11/30/2011	CN202055098U 四叠网涂布牛卡纸生产设备 Four overlapping network of coated linerboard production equipment
11/30/2011	CN202055097U 一种生产涂布牛卡纸的四叠网成形设备 A process for producing coated linerboard four overlapping network forming equipment
11/30/2011	CN202055096U 生产涂布牛卡纸的四叠网成形设备 Coated linerboard production of four overlapping network forming equipment
11/30/2011	CN202055095U 涂布白面牛卡纸生产设备 Coated white top linerboard production equipment
11/30/2011	CN202055094U 用于生产涂布牛卡纸的四叠网成形设备 Four overlapping network for the production of coated linerboard forming equipment
11/30/2011	CN102261016A 食品包装分离纸的制备方法 Methods for preparing food packaging separation sheet
11/30/2011	CN102261010A 一种纸张的生产方法 One paper production methods
11/30/2011	CN101659760B 一种沼渣纤维地膜及其制造方法 One kind of fiber mulch biogas and its manufacturing method
11/30/2011	CN101351253B 涂料脱气的方法和设备 Method and apparatus for degassing coating
11/29/2011	US8066903 Method for preparing a cellulose carbamate solution
11/29/2011	CA2502721C Method and arrangement in the manufacture of coating
11/24/2011	WO2011145172A1 Df coater head
11/23/2011	EP2146805B1 Materials having a textured surface and methods for producing same
11/23/2011	EP1021622B1 Method for application of a treatment agent to a material web
11/23/2011	CN202047320U Paper guiding device for glue applicator
11/23/2011	CN102257217A Method for the multiple coating of a fibrous web, in particular a movable cardboard web, and apparatus for treating and/or converting fibrous webs, in particular for the multiple-layer application of liquid or pasty application media
11/23/2011	CN102251440A Decorative film coated paper for bamboo veneer and production method and device of decorative film coated paper
11/23/2011	CN101671975B Coated paper for stacked battery and preparation method thereof
11/23/2011	CN101063282B Process for making coated paper or paperboard
11/22/2011	CA2481447C White pitch deposit treatment
11/16/2011	EP2386684A1 Release paper and method for its production
11/16/2011	CN102245393A Inkjet printing paper
11/16/2011	CN102242528A Method and device for coating anhydrous coatings on pulp fiber product surface by using dry process
11/16/2011	CN102242527A Functional cigarette paper and preparation method
11/16/2011	CN102242526A Method for continuously adding wet strength agent
11/16/2011	CN102242525A Immersion paper dyeing method
11/16/2011	CN101688373B Application method and curtain applicator unit
11/16/2011	CN101581055B Light coated white craft paper and method for manufacturing same
11/16/2011	CN101491369B Production method of sandwich type paper-making method reconstructed tobacco leaf
11/16/2011	CN101460681B Control of a coating process
11/15/2011	CA2477875C Paper and materials and processes for its production
11/11/2011	DE202011106894U1 Vorrichtung zur Reinigung der Oberfläche einer rotierenden Gegenwalze Device for cleaning the surface of a rotating counter roll
11/10/2011	WO2011138162A1 Mixing process and mixing arrangement
11/10/2011	WO2011138161A1 Mixing arrangement
11/10/2011	WO2011138158A1 Process for addition of a liquid chemical to a process stream and apparatus
11/10/2011	WO2011138143A1 Process and apparatus for addition of a chemical to a process stream
11/10/2011	DE102010028572A1 Verfahren zur Zumischung einer flüssigen Chemikalie zu einem Prozessstrom und Vorrichtung Method for mixing a liquid chemical into a process stream and apparatus
11/09/2011	CN202030991U Surface sizing machine
11/09/2011	CN202030990U Metering stick type film transferring sizing applicator
11/09/2011	CN202030989U Surface sizing device used for low-weight high-strength corrugated core paper
11/09/2011	CN102234958A Coating machine for manufacturing release paper
11/09/2011	CN102234957A Method and device for processing fiber web
11/09/2011	CN102234956A Processing technologies of PE (polyethylene) coated paper and release paper
11/09/2011	CN101522990B Curtain coating method and a device used for the same
11/09/2011	CN101338531B Method for producing coated kraft card board by home-made paper machine
11/09/2011	CN101243226B Process for producing coated paper and coated paper
11/03/2011	WO2010059888A3 Application of retention, drainage and formation (rdf) chemical aids after a headbox of a papermaking process
11/03/2011	DE102011017672A1 Plant for treating fibrous web, comprises spraying boxes having a spraying chamber and a spraying nozzle for spraying a treatment liquid, nips and means for pressing the fibrous web, first spraying boxes, and a limiting device
11/02/2011	EP1960602B1 Applicator mechanism for applying a highly abrasive coating material to a moving carrier web
11/02/2011	EP1581698B1 Tissue products having hydrophobic additives deposited uniformly or in a pattern, and having controlled wettability
11/02/2011	CN202023116U Steel wire roller type film transfer sizing machine
11/02/2011	CN202023115U Production equipment for transfer coating paper with highly glossy mirror surface
11/02/2011	CN102230304A Preparation method for dry-type carbon paper
11/02/2011	CN102230303A Adding device of paper pulp moulding assistant
11/02/2011	CN102230298A Polyethylene-coated paper and manufacturing method thereof
11/02/2011	CN101481888B Chinese cypress paper, preparation thereof, special equipment and cigarette obtained thereby
11/01/2011	US8048273 Arrangement for treatment of cellulose pulp
11/01/2011	US8048272 Arrangement for the treatment of cellulose pulp involving seal positioning means
10/2011
10/26/2011	EP2379807A1 Method for the multiple coating of a fibrous web, in particular a movable cardboard web, and apparatus for treating and/or converting fibrous webs, in particular for the multiple-layer application of liquid or pasty application media
10/26/2011	EP2379806A1 Method for producing a fibrous material web
10/26/2011	EP2379230A1 Curtain applicator
10/26/2011	CN102226324A A process for the production of paper
10/26/2011	CN101798782B Precise adjustable pitch device for spreading machine
10/26/2011	CN101487208B Guard wire uncoiling and dispensing method and device
10/25/2011	DE202011105877U1 Vorrichtung zum Auftragen wenigstens eines chemischen Additivs auf eine laufende mehrlagige Faserstoffbahn Apparatus for applying at least one chemical additive to a moving multi-layered fibrous web
10/20/2011	WO2011130503A2 Paper making processes and system using enzyme and cationic coagulant combination
10/20/2011	WO2011084996A3 Improved modifying agent for yankee coatings
10/20/2011	US20110253331 Mixture, composition and process for surface treatment of paper
10/20/2011	US20110253328 Papermaking press felt and papermaking method
10/20/2011	CA2796258A1 Paper making processes and system using enzyme and cationic coagulant combination
10/19/2011	EP2376290A1 Inkjet printing paper
10/19/2011	CN202012023U Moisture control device for impregnation drying process
10/19/2011	CN102220731A Production method of gold single-head transition aluminium paper
10/19/2011	CN101098999B Enhanced efficacy of fungicides in paper and paperboard
10/18/2011	US8038846 Composition and method for paper processing
10/18/2011	US8038845 Wet-end manufacturing process for bitumen-impregnated fiberboard
10/18/2011	CA2503966C Process for producing super high bulk, light weight coated papers
10/13/2011	WO2011095431A3 Application device
10/12/2011	EP1738024B1 Protecting device for spraying equipment and method of protecting it and its surroundings
10/12/2011	CN202007365U Coating system capable of enhancing adhesion of aluminum-coated layer
10/12/2011	CN202007364U Cantilever device
10/12/2011	CN102216525A Device for impregnating a web-type material with thermally curable impregnating resin
10/12/2011	CN102212981A Method for preparing two-layer paper
10/12/2011	CN101666060B Altering prevention paper and preparing method thereof
10/06/2011	WO2011122599A1 Process for production of coated paper for printing purposes

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