| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 09/30/2008 | US7429309 Wax-free furnish deposited on wire and dewatered; may contain acrylic acid |
| 09/30/2008 | CA2372918C Method and arrangement for producing calendered paper or board |
| 09/25/2008 | US20080233385 Papers Providing Great Fat and Oil Penetration Resistance, and Method for the Production Thereof |
| 09/25/2008 | US20080230194 Supplying mixture of retention chemical and adjuvants; concurrent spraying feeding filler and paper pulp |
| 09/25/2008 | DE102007014600A1 Procedure for single- or multi-layered application of fluid up to porous coating medium on running paper, card board/other web of fibrous material through application tool, by mixing the application medium to additives before application |
| 09/24/2008 | EP1971720A1 Method for applying one or more layers to a paper substrate |
| 09/24/2008 | CN101270558A High-gloss high-opacity coefficient paint for papers, preparation method and application thereof |
| 09/18/2008 | WO2008110191A1 Method for the preparation of saturated fibers |
| 09/17/2008 | EP1969182A2 Paper product and method therefor using molten wax suspension |
| 09/17/2008 | EP1969178A1 Paper machine with one or a plurality of valve devices |
| 09/17/2008 | CN101265683A Plastic-emulated printing paper and its manufacturing technique |
| 09/17/2008 | CN101265681A Apparatus and method of curtain coating |
| 09/17/2008 | CN101265677A Antibiotic paper and its preparing process |
| 09/17/2008 | CN100418714C Fabricating method of decorative board and decorative board made by the same |
| 09/16/2008 | US7425246 A composite, multilayer, free-flowing curtain having a solids content of at least 45 weight percent and selected from aqueous emulsions or suspensions to coat the curtain onto a continuous web substrate of basepaper or baseboard |
| 09/16/2008 | CA2332273C Composite blade and a method for its manufacture |
| 09/12/2008 | WO2008108391A1 Coated paper for printing |
| 09/12/2008 | WO2008107617A2 Offset-printable coated white paper having a high fluorescence intensity and method for producing same |
| 09/12/2008 | CA2677013A1 Offset-printable coated white paper having a high fluorescence intensity and method for producing same |
| 09/11/2008 | US20080216982 Headbox apparatus for a papermaking machine |
| 09/11/2008 | US20080216852 Banded cigarette paper with reduced ignition propensity |
| 09/10/2008 | EP1966440A1 Tissue products containing a polymer dispersion |
| 09/10/2008 | EP1965884A1 Method and apparatus for degassing coating color |
| 09/10/2008 | EP1965883A1 Method and apparatus for degassing coating material |
| 09/10/2008 | CN101260632A High definition enamelled paper possessing safety line and its making process |
| 09/10/2008 | CN100417357C Sumac gallnut medicine paper handkerchief |
| 09/09/2008 | US7422659 Method and apparatus for treating a web of paper or board |
| 09/09/2008 | US7422658 Two-sided cloth like tissue webs |
| 09/09/2008 | US7422132 Vacuum belt conveyor with lateral guidance for a web forming machine |
| 09/04/2008 | US20080211122 Process for producing heatsealable filter materials |
| 09/04/2008 | US20080210398 pad can be produced with an online drum former; homogeneously mixing, uniform; superabsorbent polymer loss is minimized |
| 09/04/2008 | DE102007009703A1 Verfahren zur Herstellung einer beschichteten Papier-, Karton- oder anderen Faserstoffbahn A process for producing a coated paper, board or other fibrous web |
| 09/04/2008 | DE102007009702A1 Verfahren zur Herstellung einer beschichteten Faserstoffbahn, insbesondere aus Papier oder Karton A process for preparing a coated fibrous web, in particular of paper or carton |
| 09/04/2008 | DE102007009399A1 Method for indirect application of liquid by pasty medium on one or both sides of running paper, cardboard, or other fibrous material web, involves applying medium on transfer element, and transferring medium |
| 09/04/2008 | DE102007009398A1 Verfahren zur Herstellung einer beschichteten Faserstoffbahn, insbesondere aus Papier oder Karton A process for preparing a coated fibrous web, in particular of paper or carton |
| 09/03/2008 | EP1964972A2 Method for producing a coated length of fibre sheet, in particular paper or cardboard |
| 09/03/2008 | EP1964971A2 Method for producing a coated length of fibre sheet, in particular paper or cardboard |
| 09/03/2008 | EP1964970A2 Method for producing a coated length of paper, cardboard or other fibre sheet |
| 09/03/2008 | EP1963574A1 Use of semi-organic sugar compounds as fillers and coating pigments of paper and board |
| 09/03/2008 | EP1963573A1 Improved cellulose articles containing an additive composition |
| 09/03/2008 | EP1963566A1 Composite-construction supporting beam and method for manufacturing a corresponding supporting beam |
| 09/03/2008 | CN201109890Y Apparatus for preparing colored paper |
| 09/03/2008 | CN100415987C A porous carbon fiber paper for fuel cell with proton exchange membrane and preparation method thereof |
| 09/02/2008 | US7419570 Soft, strong clothlike webs |
| 09/02/2008 | CA2407271C Process for coating paperboard with a water-dispersible polyester polymer |
| 09/02/2008 | CA2381496C Method and apparatus for manufacturing a fibrous material web |
| 08/28/2008 | DE112005001564T5 Verfahren zum Streichen einer Faserbahn Method for coating a fiber web |
| 08/28/2008 | DE102008000122A1 System to monitor coating medium flow, at a web curtain coating applicator, uses acoustic waves to detect a local parameter deviation to activate a jet cleaning unit |
| 08/27/2008 | EP1961862A1 Paper production with modified solids as microparticles |
| 08/27/2008 | EP1960602A1 Applicator mechanism for applying a highly abrasive coating material to a moving carrier web |
| 08/27/2008 | EP1960094A2 Mixing of chemicals into a thin stock pipe |
| 08/27/2008 | CN101250839A Method for producing temperature-charging artistic shagreen paper |
| 08/27/2008 | CN101250836A Method for producing capillary fissure shagreen paper |
| 08/21/2008 | DE102008006205A1 Curtain-coating device for applying coating slip to paper-/cardboard web, has application bar, at which supply chamber extends itself in longitudinal direction of device, nozzle gap, and supply opening of supply blocks and/or supply holes |
| 08/20/2008 | EP1957712A2 Paperboard for use in water resistant packaging |
| 08/20/2008 | CN201103078Y Explosion-proof elevator apparatus for glue groove of gumming machine |
| 08/20/2008 | CN101245570A Pattern coater for paper/paper sheet breadth |
| 08/20/2008 | CN101245569A Pigmentation method for paper-pulp moulding product |
| 08/14/2008 | US20080190576 Method for Producing Paper, Paperboard and Cardboard in the Presence of Water-Swellable Polymers |
| 08/14/2008 | DE202006020478U1 Rakelbett Doctor bed |
| 08/13/2008 | EP1955063A1 Device for analysing sample fluids containing suspended materials |
| 08/13/2008 | EP1954880A1 Rod cradle, insert to be used in a rod cradle, and method for inserting a rod in a rod cradle |
| 08/13/2008 | EP1954873A2 Method for manufacturing paper |
| 08/13/2008 | CN201099804Y Micanite paper sizing machine |
| 08/13/2008 | CN201099803Y Knife type coating front paper web dampening unit |
| 08/13/2008 | CN101243226A Process for producing coated paper and coated paper |
| 08/07/2008 | WO2008092997A2 Method of producing paper |
| 08/07/2008 | DE202008007786U1 Vorhang-Auftragswerk Curtain coater |
| 08/06/2008 | EP1953120A1 An apparatus and a method for controlling the alkalinity and pH of an industrial process |
| 08/06/2008 | CN201095712Y Treatment coating mechanism before printing napkin paper |
| 08/06/2008 | CN201095711Y Paper making surface sizing automatic controlling system |
| 08/05/2008 | US7407560 Transferring tissue paper between embossed rolls; softness, smoothness |
| 08/05/2008 | CA2310692C Paper products and methods for applying chemical additives to cellulosic fibers |
| 07/31/2008 | US20080179026 Apparatus and Method For Manufacturing Security Paper |
| 07/31/2008 | US20080179025 Process for softening hygienic paper |
| 07/30/2008 | EP1950346A2 Single ply tissue products surface treated with a softening agent |
| 07/30/2008 | EP1950345A1 Papermaking method and papermaking system |
| 07/30/2008 | EP1949182A1 Paper compositions, imaging methods and methods for manufacturing paper |
| 07/30/2008 | EP1948864A2 Papermaking process |
| 07/30/2008 | CN201092642Y Curtain type coating machine |
| 07/30/2008 | CN201092641Y Paint on-line degaser |
| 07/29/2008 | CA2463766C Method for extrusion coating a lightweight web |
| 07/24/2008 | US20080173416 Pulp concentration adjusting method and device for used paper recycling apparatus |
| 07/24/2008 | US20080173415 Screen plates having diagonal slots with curved inlets for a digester |
| 07/23/2008 | EP1947241A1 Method for curtain coating |
| 07/23/2008 | EP1945856A1 A process for surface colouration of paper |
| 07/23/2008 | CN101228315A Reduced shear cellulose reactive sizing agent for wet end applications |
| 07/23/2008 | CN101225624A Method for preparing corrugated medium circling pressure strengthening agent by employing cation epoxy resin |
| 07/23/2008 | CN100404758C Device for coating and drying the front and back of a web, particularly one consisting of paper or cardboard |
| 07/23/2008 | CN100404757C Composite doctor blade |
| 07/16/2008 | EP1943385A1 Reducing the water and water vapour absorbence and enhancing the dimensional stability of paper and paper products and use of coated paper products |
| 07/16/2008 | EP1579071B1 Bicomponent strengthening system for paper |
| 07/16/2008 | CN100402749C Tissue web product having both fugitive wet strength and a fiber flexibilizing compound |
| 07/16/2008 | CN100402747C Papermaking pulp and flocculant comprising acidic aqueous alumina sol |
| 07/16/2008 | CN100402276C Laminate, recording material and method for producing those |
| 07/15/2008 | US7399381 Machine for producing and treating a sheet of material |
| 07/15/2008 | CA2334744C Method for manufacturing paper, cardboard and corresponding retaining agents |
| 07/15/2008 | CA2334196C Method for making paper and cardboard and retention and dewatering agents |
| 07/10/2008 | DE202008005359U1 Anordnung zur Einstellung der Krümmung der Papier-/Kartonbahn für ein wärmeempflindliches Produkt Arrangement for adjusting the curvature of the paper / board web for a wärmeempflindliches product |
| 07/10/2008 | DE202008004873U1 Auftragswalze Applicator roll |