| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 01/15/2004 | WO2004005614A1 Method and apparatus for controlling vibrations of a blade beam of a coating station |
| 01/15/2004 | WO2004005026A1 Process for applying a layer of branched polyamide to a substrate |
| 01/15/2004 | US20040009299 Apparatus for decreasing skip coating on a peper web |
| 01/15/2004 | DE10228114A1 Vorrichtung zum beidseitigen Streichen und zum Trocknen einer Materialbahn, insbesondere aus Papier oder Karton An apparatus for two-sided coating and for drying a material web, especially of paper or cardboard |
| 01/15/2004 | DE10228113A1 Verfahren zum Umrüsten einer Maschine zur Herstellung und Behandlung einer Materialbahn vorzugsweise aus Papier oder Karton und entsprechend umgerüstete Maschine mit einer Kontaktlos-Auftragsvorrichtung anstelle einer Leimpresse A method for retrofitting a machine for producing and treating a material web, preferably of paper or carton and accordingly upgraded machine with a contactless coater instead of a size press |
| 01/14/2004 | EP1379339A2 Method of high speed coating with pigment-containing liquid coating materials |
| 01/13/2004 | US6677019 Liquid-resistant paperboard tube, and method and apparatus for making same |
| 01/08/2004 | DE10227934A1 Verfahren und Vorrichtung zum ein- oder beidseitigen Auftragen eines flüssigen bis pastösen Mediums Method and device for one- or two-sided application of a liquid to pasty medium |
| 01/08/2004 | DE10227815A1 Vorrichtung zum Auftragen von flüssigem oder pastösem Auftragsmedium auf eine Materialbahn, insbesondere aus Papier oder Karton Apparatus for applying liquid or pasty application medium to a material web, especially of paper or cardboard |
| 01/07/2004 | EP1378603A2 Process for modifying a machine for producing and treating a web, preferably paper or board |
| 01/07/2004 | EP1084295B1 A process for the production of paper |
| 01/07/2004 | CN1466642A Use of starch compositions in papermaking |
| 01/06/2004 | US6673211 Apparatus for loading fibers in a fiber suspension with calcium carbonate |
| 01/06/2004 | US6672028 Support beam |
| 01/02/2004 | EP1375746A1 Process and apparatus for applying onto one side or both sides a fluid to pasty medium |
| 01/02/2004 | EP1375737A1 Process for producing dried singulated cellulose pulp fibers using a jet drier and injected steam and the product resulting therefrom |
| 01/02/2004 | EP1375736A1 A system for producing dried singulated cellulose pulp fibers using a jet drier and injected steam |
| 01/02/2004 | EP1373633A1 Method for preparing fibrous material |
| 01/02/2004 | EP1238161B1 Manufacture of paper and paperboard |
| 01/02/2004 | EP1228273B1 Manufacture of paper and paperboard |
| 01/02/2004 | EP0807194B2 Soft tissue paper containing an oil and a polyhydroxy compound |
| 01/01/2004 | US20040001917 Offset printing apparatus for applying a substance |
| 12/31/2003 | WO2004001133A2 Device for coating and drying the front and back of a web, particularly one consisting of paper or cardboard |
| 12/31/2003 | WO2004001132A2 Machine for the treatment of a web of material, comprising a contactless application device and a material-smoothing device |
| 12/31/2003 | WO2004001131A2 Machine for producing and treating a sheet of material, comprising an application device that is provided with at least one contactless application unit |
| 12/31/2003 | WO2004001129A1 Anionic functional promoter and charge control agent |
| 12/31/2003 | WO2004001127A2 Strong and dispersible paper products |
| 12/31/2003 | WO2004000470A1 Coating liquid transfer roll with excellent uniform coating capability, corrosiveness, wear resistance, and high wettability |
| 12/31/2003 | CN1464887A Modified polyalkyleneimine and methods of using the same |
| 12/30/2003 | CA2122020C Multiple coat measurement and control |
| 12/25/2003 | US20030234089 Mixtures of water soluble anionic polymers such as acrylamide-acrylic acids copolymer and cationic starches, used for imparting wet strength to paper products such as paperboard, newspapers, tissue paper and towel |
| 12/24/2003 | WO2003089153A8 Die lip for strip coating |
| 12/24/2003 | WO2003064738A3 Multi-measurement / sensor coating consolidation detection method and system |
| 12/24/2003 | WO2003039763A3 Method for applying an application medium to continuous web of material |
| 12/23/2003 | US6666946 Method of high speed coating pigment-containing liquid coating materials |
| 12/23/2003 | US6666807 Coating rod for paper manufacturing machines |
| 12/23/2003 | US6666165 Curtain coating apparatus and curtain coating process |
| 12/18/2003 | WO2003074788A3 Improvements to processes for manufacturing paper products by improving the physico-chemical behaviour of the paper stock |
| 12/18/2003 | US20030232553 Nonwoven material and method for its production |
| 12/18/2003 | US20030232135 Application of foam to tissue products using a liquid permeable partition |
| 12/18/2003 | US20030232134 A release agent may be applied on one side of a kraft paper sheet and phenolic resin on the other side, thereby eliminating the need of use of release sheets in lamination |
| 12/18/2003 | US20030230382 Method for releasing laminated materials |
| 12/17/2003 | EP1085973B1 Method for producing paper-based composites and wet-adhesive materials |
| 12/11/2003 | WO2003102302A1 Method of applying a foam composition to a tissue product |
| 12/11/2003 | WO2003102301A1 Application of foam to tissue products |
| 12/11/2003 | WO2003102300A2 Application of foam to tissue products |
| 12/11/2003 | WO2003076719A3 Transferring of powdery particles onto a web |
| 12/11/2003 | WO2003076718A3 A method for treating powdery particles |
| 12/11/2003 | WO2003076716A3 Method for coating both surfaces of a continuous web |
| 12/10/2003 | EP1368538A1 Coating and method for producing coated paper or cardboard |
| 12/10/2003 | EP1368537A2 Method for treating pulp with water insoluble chemical additives |
| 12/09/2003 | US6659636 Method and apparatus for feeding a chemical into a liquid flow |
| 12/09/2003 | CA2273912C Controlled coverage additive application to paper tissue |
| 12/04/2003 | WO2003100167A1 Method for manufacturing base paper for release paper |
| 12/04/2003 | WO2003077371A3 A grounding electrode and a method in which it is utilized |
| 12/04/2003 | WO2003076715A3 Method for treating powdery particles |
| 12/04/2003 | WO2003057987A3 Method for reducing bad smells in paper |
| 12/04/2003 | US20030224106 Use of gaseous streams to aid in application of foam to tissue products |
| 12/04/2003 | US20030221808 Method of applying a foam composition to a tissue product |
| 12/04/2003 | US20030221571 Method for treating the surface of a substrate and a device for carrying out said method |
| 12/03/2003 | EP1367174A1 Application device |
| 12/03/2003 | EP1226309B1 Cast coated sheet and method of manufacture |
| 12/02/2003 | US6656401 Method for extrusion coating multiple webs |
| 11/27/2003 | WO2003097936A1 Retention system in production of paper |
| 11/27/2003 | WO2003097351A1 A method for manufacturing laminated hd (high-density) paper with good oxygen-barrier properties, and hd paper obtained thereby |
| 11/27/2003 | US20030219538 Spray-coating method and spray-coater |
| 11/27/2003 | CA2490880A1 A method for manufacturing laminated hd (high-density) paper with good oxygen-barrier properties, and hd paper obtained thereby |
| 11/19/2003 | EP1092064B1 Method for making paper and cardboard and retention and dewatering agents |
| 11/19/2003 | EP1068394B1 Method for impregnating decorative papers |
| 11/19/2003 | EP0814918B1 Methods and apparatus for controlled placement of a polymer composition into a web |
| 11/18/2003 | US6649024 Applying liquid agent to web; controlling drop particle size |
| 11/13/2003 | WO2003093579A1 A method for coating of paper or paperboard using a spray coating technique |
| 11/13/2003 | WO2003064766A3 A coating method involving the use of an electrical field |
| 11/13/2003 | US20030209160 Overcoating with mixture of pigment and latex; brushing |
| 11/12/2003 | CN1455834A Process for sizing paper |
| 11/12/2003 | CN1455047A Light coated printing paper and manufacturing method thereof |
| 11/12/2003 | CN1455046A Surface glued newsprinting paper and manufacturing method thereof |
| 11/06/2003 | WO2002074450A3 Method of high speed coating with pigment-containing liquid coating materials |
| 11/05/2003 | EP1115950B1 Doctor rod for a coating device |
| 11/04/2003 | US6641822 Composition containing humidity regulators for preparing tissue products |
| 10/30/2003 | WO2003089153A1 Die lip for strip coating |
| 10/30/2003 | WO2003040473A3 Foam treatment of tissue webs |
| 10/30/2003 | US20030201085 Soft tissue paper having a softening composition containing bilayer disrupter deposited thereon |
| 10/30/2003 | US20030201052 Method of stabilizing composite media and media produced thereby |
| 10/29/2003 | EP1356161A2 Foam treatment of tissue products |
| 10/29/2003 | EP1356160A2 Flame-retarded paper products |
| 10/29/2003 | EP1356158A1 Method and apparatus for treating pulp with filler |
| 10/23/2003 | WO2003087814A1 Method and apparatus for measuring amount of coating on paper web |
| 10/23/2003 | US20030199418 The electrolyte and the bilayer disrupter cooperate to cause the viscosity of the composition to be less than the viscosity of a dispersion of the softening active ingredient in the vehicle alone. |
| 10/22/2003 | CN1125205C Single-side impregnated printing paper carriers |
| 10/21/2003 | US6634120 Apparatus for coating moving fiber webs |
| 10/21/2003 | CA2283226C Improved size press coating method |
| 10/21/2003 | CA2177255C Papermaking compositions, process using same, and paper produced therefrom |
| 10/16/2003 | WO2003085199A2 White pitch deposit treatment |
| 10/16/2003 | WO2003084681A1 Method and device for transferring a substance to a web |
| 10/16/2003 | WO2003084678A1 Polymer impregnation process |
| 10/16/2003 | US20030194501 Contacting a free flowing curtain having a first component and a second component capable of reacting with each other with a continuous web substrate; producing coated paper or paperboard. |
| 10/16/2003 | US20030192473 Die lip for strip coating |
| 10/16/2003 | DE20301810U1 Device for coating of moving material webs with low to high viscosity coating materials has axis of guide roller positionally variable in plane relative to axis of transfer roller, and has cleaning blade on surface of transfer roller |
| 10/16/2003 | CA2477711A1 Polymer impregnation process |