| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 01/13/1999 | CN1205041A Absorbent material and production thereof |
| 01/12/1999 | US5858174 Process for the production of paper |
| 01/12/1999 | US5858173 Paper making process |
| 01/12/1999 | US5858096 Application unit for the direct or indirect application of a liquid or pasty medium onto a moving material web |
| 01/12/1999 | US5858090 Apparatus for the application of a liquid or pasty medium onto a moving material web, in particular of paper or board |
| 01/12/1999 | US5858076 Coating composition for paper and paper boards containing starch and smectite clay |
| 01/07/1999 | WO1999000548A1 Method and apparatus for the high speed application of coating to a traveling paper web |
| 01/07/1999 | DE19823686A1 Thin film coater for magnetic recording paper |
| 01/06/1999 | CN1204301A Synthetic mineral microparticles and retention aid and water treatment system and method using such particles |
| 12/30/1998 | EP0887115A2 Coating of porous substrate |
| 12/29/1998 | US5853539 Method of applying dry strength resins for making soft, strong, absorbent tissue structures |
| 12/29/1998 | CA2083039C Flexible blade coating arrangement and method with compound blade loading |
| 12/23/1998 | WO1998058117A1 Surface coatings |
| 12/23/1998 | EP0885329A1 Reverse feed film applicator |
| 12/23/1998 | EP0885328A1 Clay compositions and their use in paper making |
| 12/23/1998 | EP0885327A1 Activation of swelling clays and processes of using the activated clays |
| 12/23/1998 | EP0693146B1 Process of making paper |
| 12/23/1998 | CN1202553A Improved anti-water absorbency print paper, neaspaper and its producing method |
| 12/22/1998 | CA2003204C Composite fiberboard and process of manufacture |
| 12/17/1998 | CA2240300A1 Printing paper coated with water absorption resistivity controlling composition and method of producing same |
| 12/16/1998 | CN1202212A Process for production of paper |
| 12/15/1998 | US5849321 Method and apparatus for spray-coating a paper or board web |
| 12/15/1998 | US5849155 Method for dispersing cellulose based fibers in water |
| 12/10/1998 | WO1998055694A1 Method for making paper using a gelling system |
| 12/09/1998 | EP0882839A2 Apparatus and method for the application of a liquid or pasty fluid to a moving web |
| 12/09/1998 | EP0882156A1 Sizing of paper |
| 12/08/1998 | US5846658 Methods of preparing three-dimensional, macroscopic assemblages of carbon fibrils and the products obtained thereby |
| 12/08/1998 | US5846384 Process for the production of paper |
| 12/03/1998 | WO1998054396A1 Method for treating fibrous cellulosic materials |
| 12/03/1998 | DE19722456A1 Web coating apparatus e.g. for application of liquid or paste |
| 12/03/1998 | CA2291016A1 Method for treating fibrous cellulosic materials |
| 12/02/1998 | EP0881330A2 Process and apparatus for applying a fluid or pasty material onto a moving web |
| 12/02/1998 | EP0881329A2 Method and apparatus for adding minute fibers etc. at press section of a paper machine |
| 12/02/1998 | EP0880620A1 Production of filled paper and compositions for use in this |
| 12/02/1998 | EP0880619A2 Method of preparing a sheet of a lignocellulosic material for the manufacture of a finished product and method of manufacture of a finished product |
| 12/02/1998 | EP0880618A1 Production of filled paper and compositions for use in this |
| 12/02/1998 | CN2299086Y Colour paper dyeing machine |
| 12/02/1998 | CN1041007C Anti-counterfeit and coated white card paper and process for preparing same |
| 12/01/1998 | CA1340148C Method of reducing shrinkage during drying of a paper web |
| 11/27/1998 | CA2238846A1 A method and apparatus for directly or indirectly applying a liquid or pasty application medium to one or both sides of a continuous surface |
| 11/27/1998 | CA2237474A1 Coating porous carriers |
| 11/26/1998 | WO1998053142A1 Return trough in a coater |
| 11/26/1998 | WO1998053141A1 Polylactide coated paper |
| 11/26/1998 | WO1998052877A1 Method of water treatment using zeolite crystalloid coagulants |
| 11/24/1998 | US5840416 Lining material, method for coating a material for producing a lining, and apparatus |
| 11/12/1998 | WO1998050631A1 Device for applying a coating material |
| 11/12/1998 | WO1998050170A1 Method and an apparatus for coating paperboard |
| 11/12/1998 | WO1998050169A1 Method and apparatus for coating paper board and paper |
| 11/12/1998 | DE19719128A1 Vorrichtung zum Auftragen von Beschichtungsmaterial Apparatus for applying coating material |
| 11/12/1998 | CA2288113A1 Method and apparatus for coating paper board and paper |
| 11/11/1998 | EP0877121A1 Suspension for solventless manufacturing of silicon resin bound papers based on stratified silicates |
| 11/11/1998 | EP0876535A1 Method for marking paper and apparatus for detected marked paper |
| 11/10/1998 | US5833804 Adhesive reservoir; rotating cylinder comprising a relief-free surface; adhesive deposited by cylinder onto second zones is greater than the quantity deposited onto the first zones |
| 11/04/1998 | EP0875623A1 A process for manufacturing pliable decorative paper sheets and a paper laminate material obtained through such a process |
| 11/03/1998 | US5830562 Apparatus for coating fine particles to produce thermal transfer image receiving sheet, method of producing thermal transfer image receiving sheet, and thermal transfer image receiving sheet produced thereby |
| 11/03/1998 | US5830320 Method of enhancing strength of paper products and the resulting products |
| 11/03/1998 | US5830275 Paper coating apparatus |
| 10/29/1998 | WO1998048113A1 Method and device for applying a pigment coating paint on a paper or cardboard strip |
| 10/29/1998 | WO1998047705A1 Apparatus for distribution of particles on paper, process for providing paper with particles and particle coated paper |
| 10/29/1998 | WO1998047630A1 Method and device for applying dispersions on a strip of material |
| 10/28/1998 | EP0856083A4 Method of creping a paper |
| 10/27/1998 | US5827398 Production of filled paper |
| 10/25/1998 | CA2235637A1 Improved papermaking process |
| 10/22/1998 | WO1998046829A1 Method of coating cellulosic and lignocellulosic webs |
| 10/22/1998 | DE19716647A1 Verfahren und Vorrichtung zum Auftragen einer Pigmentstreichfarbe auf eine Papier- oder Kartonbahn Method and apparatus for applying a pigmented coating color to a paper or cardboard web |
| 10/22/1998 | DE19716466A1 Verfahren und Vorrichtung zum Auftragen von Dispersionen auf eine Materialbahn Method and apparatus for applying the dispersions to a web of material |
| 10/21/1998 | EP0872591A1 Method of coating cellulosic and lignocellulosic webs |
| 10/21/1998 | CN1196421A Single-side impregnated printing paper carriers |
| 10/20/1998 | US5824369 Method and apparatus for coating a traveling paper web |
| 10/20/1998 | US5824364 Methods of manufacture for highly loaded fiber-based composite material |
| 10/20/1998 | US5824192 Laying a mixture of lignocellulose fibers in a wire screen, applying drainage aid of phenolic resin, sulfonated melamine formaldehyde resin and naphthalenesulfonate salt with polyether resin |
| 10/20/1998 | US5824191 Process for making a paper based product employing a polymeric latex binder |
| 10/20/1998 | US5824154 Coating blade |
| 10/15/1998 | WO1998045536A1 Method for producing high dry-strength paper, pulpboard and cardboard |
| 10/15/1998 | DE19715268A1 Laminating sheet, e.g. for chipboard laminates |
| 10/15/1998 | DE19715117A1 Assembly to coat a moving web |
| 10/15/1998 | DE19714645A1 Web coating station roller |
| 10/14/1998 | EP0870872A1 One-side impregnated printing paper support |
| 10/14/1998 | EP0870087A1 A process for the production of paper |
| 10/13/1998 | US5820937 Process for making high abrasion overlays |
| 10/13/1998 | US5820675 Application unit for directly or indirectly applying a fluid or pasty medium to a continuous material web |
| 10/13/1998 | US5820674 Vortex-free coating device for traveling webs |
| 10/12/1998 | CA2234595A1 Single-side impregnated printing paper carriers |
| 10/08/1998 | WO1998044201A1 Method and device for coating a continuous strip of material, specially paper or cardboard, with a liquid or paste-like application medium, method for the production of a coated strip |
| 10/08/1998 | WO1998044200A1 A coating apparatus for applying coating material |
| 10/08/1998 | WO1998044002A1 Composition containing flour and application thereof for making paper |
| 10/08/1998 | DE19713755A1 Verfahren zur Herstellung von Papier, Pappe und Karton mit hoher Trockenfestigkeit Process for the manufacture of paper, paperboard and cardboard having high dry strength |
| 10/08/1998 | CA2255656A1 Method and device for coating a continuous strip of material, specially paper or cardboard, with a liquid or paste-like application medium, method for the production of a coated strip |
| 10/07/1998 | EP0807279B1 Method and apparatus for applying thin fluid coating stripes |
| 10/07/1998 | EP0771377B1 Painting edge limiter for a painting arrangement with a short residence time |
| 10/06/1998 | US5817374 Process for patterning powders into thick layers |
| 10/06/1998 | US5817215 Assembly for a paper web coating line and a method for tail threading |
| 10/01/1998 | WO1998042450A1 Method and device for coating a substrate to provide it with antiadhesive properties, using a cross-linkable silicon composition |
| 10/01/1998 | DE19715345A1 Verfahren zur Herstellung einer gestrichenen Warenbahn, insbesondere aus Papier oder Karton A process for producing a coated fabric web, in particular of paper or board |
| 10/01/1998 | DE19713116A1 Paper or cardboard type web coating method |
| 09/24/1998 | WO1998041805A1 Method and device for impregnating and drying a continuous web |
| 09/24/1998 | WO1998041687A1 Composition containing humidity regulators, for tissue products |
| 09/24/1998 | DE19711452A1 Feuchtigkeitsregulatoren enthaltende Zusammensetzung für Tissueprodukte, Verfahren zur Herstellung dieser Produkte, Verwendung der Zusammensetzung für die Behandlung von Tissueprodukten sowie Tissueprodukte in Form von wetlaid einschließlich TAD oder Airlaid (non-woven) auf Basis überwiegend Cellulosefasern enthaltender flächiger Trägermaterialien Composition containing moisture regulators for tissue products, processes for making these products, use of the composition for the treatment of tissue products as well as tissue products in the form of wet-laid, including TAD, or airlaid (non-woven) containing cellulose fibers based on predominantly flat carrier materials |
| 09/24/1998 | CA2283921A1 Method and device for impregnating and drying a continuous web |
| 09/23/1998 | EP0865535A1 Method for externally sizing fibrous materials |